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{"workbook":{"problemsBrief":"{\"POJ-1562\":[\"Oil Deposits\",11172,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+USA+1997\\\"\\u003eMid-Central USA 1997\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1320\":[\"Street Numbers\",1576,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNew+Zealand+1990+Division+I\\\"\\u003eNew Zealand 1990 Division I\\u003c/a\\u003e,UVA 138\\u003c/div\\u003e\"],\"POJ-1683\":[\"Puzzlestan\",363,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2000\\\"\\u003eTehran 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1321\":[\"棋盘问题\",36024,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003d%E8%94%A1%E9%94%99%40pku\\\"\\u003e蔡错@pku\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1684\":[\"Dynamic Declaration Language (DDL)\",287,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2000\\\"\\u003eTehran 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1442\":[\"Black Box\",5175,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+1996\\\"\\u003eNortheastern Europe 1996\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2410\":[\"Simple Computers\",630,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+2000\\\"\\u003eUlm Local 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1563\":[\"The Snail\",1010,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+USA+1997\\\"\\u003eMid-Central USA 1997\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1681\":[\"Painter\\u0027s Problem\",2610,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly--2004.06.27+%E5%BC%A0%E5%98%89%E9%BE%84\\\"\\u003ePOJ Monthly--2004.06.27 张嘉龄\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1682\":[\"Clans on the Three Gorges\",338,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly--2004.06.27+epic\\\"\\u003ePOJ Monthly--2004.06.27 epic\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2413\":[\"How many Fibs?\",3511,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+2000\\\"\\u003eUlm Local 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1687\":[\"Buggy Sat\",577,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2000\\\"\\u003eTehran 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1325\":[\"Machine Schedule\",6458,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dBeijing+2002\\\"\\u003eBeijing 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2414\":[\"Phylogenetic Trees Inherited\",269,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+2000\\\"\\u003eUlm Local 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1201\":[\"Intervals\",8922,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouthwestern+Europe+2002\\\"\\u003eSouthwestern Europe 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2411\":[\"Mondriaan\\u0027s Dream\",9549,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+2000\\\"\\u003eUlm Local 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1564\":[\"Sum It Up\",4062,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+USA+1997\\\"\\u003eMid-Central USA 1997\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1322\":[\"Chocolate\",2016,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dBeijing+2002\\\"\\u003eBeijing 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1685\":[\"Color Tunnels\",243,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2000\\\"\\u003eTehran 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1323\":[\"Game Prediction\",5058,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dBeijing+2002\\\"\\u003eBeijing 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1686\":[\"Lazy Math Instructor\",1104,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2000\\\"\\u003eTehran 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1565\":[\"Skew Binary\",6730,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+USA+1997\\\"\\u003eMid-Central USA 1997\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1328\":[\"Radar Installation\",24721,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dBeijing+2002\\\"\\u003eBeijing 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1207\":[\"The 3n + 1 problem\",16972,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dDuke+Internet+Programming+Contest+1990\\\"\\u003eDuke Internet Programming Contest 1990\\u003c/a\\u003e,uva 100\\u003c/div\\u003e\"],\"POJ-1208\":[\"The Blocks Problem\",4368,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dDuke+Internet+Programming+Contest+1990\\\"\\u003eDuke Internet Programming Contest 1990\\u003c/a\\u003e,uva 101\\u003c/div\\u003e\"],\"POJ-2418\":[\"Hardwood Species\",7031,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+Local+2002.01.26\\\"\\u003eWaterloo Local 2002.01.26\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1329\":[\"Circle Through Three Points\",1565,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouthern+California+1989\\\"\\u003eSouthern California 1989\\u003c/a\\u003e,UVA 190\\u003c/div\\u003e\"],\"POJ-1326\":[\"Mileage Bank\",5355,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dBeijing+2002\\\"\\u003eBeijing 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1689\":[\"3002 Rubbery\",86,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2000\\\"\\u003eTehran 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2415\":[\"Hike on a Graph\",689,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+2000\\\"\\u003eUlm Local 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2419\":[\"Forests\",2089,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+Local+2002.01.26\\\"\\u003eWaterloo Local 2002.01.26\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1209\":[\"Calendar\",145,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNew+Zealand+1993+Division+I\\\"\\u003eNew Zealand 1993 Division I\\u003c/a\\u003e,uva 158\\u003c/div\\u003e\"],\"POJ-1690\":[\"(Your)((Term)((Project)))\",1157,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+1999\\\"\\u003eTehran 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1691\":[\"Painting A Board\",1581,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+1999\\\"\\u003eTehran 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1573\":[\"Robot Motion\",7100,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+USA+1999\\\"\\u003eMid-Central USA 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1331\":[\"Multiply\",2891,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTaejon+2002\\\"\\u003eTaejon 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1694\":[\"An Old Stone Game\",1404,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+1999\\\"\\u003eTehran 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2420\":[\"A Star not a Tree?\",2604,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+Local+2002.01.26\\\"\\u003eWaterloo Local 2002.01.26\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1695\":[\"Magazine Delivery\",1000,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+1999\\\"\\u003eTehran 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2421\":[\"Constructing Roads\",12060,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPKU+Monthly\\\"\\u003ePKU Monthly\\u003c/a\\u003e,kicc\\u003c/div\\u003e\"],\"POJ-1450\":[\"Gridland\",4183,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNorthwestern+Europe+2001\\\"\\u003eNorthwestern Europe 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1692\":[\"Crossed Matchings\",1728,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+1999\\\"\\u003eTehran 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1330\":[\"Nearest Common Ancestors\",13346,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTaejon+2002\\\"\\u003eTaejon 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1451\":[\"T9\",1241,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNorthwestern+Europe+2001\\\"\\u003eNorthwestern Europe 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1693\":[\"Counting Rectangles\",538,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+1999\\\"\\u003eTehran 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1572\":[\"Automatic Editing\",630,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+USA+1999\\\"\\u003eMid-Central USA 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1698\":[\"Alice\\u0027s Chance\",2115,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly--2004.07.18\\\"\\u003ePOJ Monthly--2004.07.18\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2303\":[\"Russian Dolls\",241,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2003.09.20\\\"\\u003eWaterloo local 2003.09.20\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1456\":[\"Supermarket\",8805,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSoutheastern+Europe+2003\\\"\\u003eSoutheastern Europe 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2424\":[\"Flo\\u0027s Restaurant\",776,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPKU+Monthly\\\"\\u003ePKU Monthly\\u003c/a\\u003e,Alcyone\\u003c/div\\u003e\"],\"POJ-2304\":[\"Combination Lock\",2802,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2003.09.20\\\"\\u003eWaterloo local 2003.09.20\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1699\":[\"Best Sequence\",3238,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly--2004.07.18\\\"\\u003ePOJ Monthly--2004.07.18\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1575\":[\"Easier Done Than Said?\",2648,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+USA+2000\\\"\\u003eMid-Central USA 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1696\":[\"Space Ant\",3483,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+1999\\\"\\u003eTehran 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2301\":[\"Beat the Spread!\",8876,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2005.02.05\\\"\\u003eWaterloo local 2005.02.05\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1454\":[\"Factorial Frequencies\",1098,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNorth+Central+North+America+1993\\\"\\u003eNorth Central North America 1993\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1697\":[\"The Erythea Campaign\",216,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+1999\\\"\\u003eTehran 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1455\":[\"Crazy tea party\",4701,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSoutheastern+Europe+2003\\\"\\u003eSoutheastern Europe 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2302\":[\"Traditional BINGO\",546,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2005.02.05\\\"\\u003eWaterloo local 2005.02.05\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2423\":[\"The Parallel Challenge Ballgame\",37,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPKU+Monthly\\\"\\u003ePKU Monthly\\u003c/a\\u003e,daofeng\\u003c/div\\u003e\"],\"POJ-1218\":[\"THE DRUNK JAILER\",15612,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca 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class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly\\\"\\u003ePOJ Monthly\\u003c/a\\u003e,Minkerui\\u003c/div\\u003e\"],\"POJ-1580\":[\"String Matching\",2178,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPacific+Northwest+1999\\\"\\u003ePacific Northwest 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1581\":[\"A Contesting Decision\",3004,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Atlantic+2003\\\"\\u003eMid-Atlantic 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1661\":[\"Help Jimmy\",4907,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly--2004.05.15+CEOI+2000\\\"\\u003ePOJ Monthly--2004.05.15 CEOI 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1782\":[\"Run Length Encoding\",1217,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+2004\\\"\\u003eUlm Local 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1662\":[\"CoIns\",191,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly--2004.05.15+BearL%40pku\\\"\\u003ePOJ Monthly--2004.05.15 BearL@pku\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1660\":[\"Princess FroG\",404,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly--2004.05.15+duoshute%40pku\\\"\\u003ePOJ Monthly--2004.05.15 duoshute@pku\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1781\":[\"In Danger\",1856,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+2004\\\"\\u003eUlm Local 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1423\":[\"Big Number\",7390,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dDhaka+2002\\\"\\u003eDhaka 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1786\":[\"Bridge Hands\",1000,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCTU+Open+2003\\\"\\u003eCTU Open 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1665\":[\"Biker\\u0027s Trip Odometer\",3332,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dGreater+New+York+2003\\\"\\u003eGreater New York 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1666\":[\"Candy Sharing Game\",2478,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dGreater+New+York+2003\\\"\\u003eGreater New York 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1787\":[\"Charlie\\u0027s Change\",1488,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCTU+Open+2003\\\"\\u003eCTU Open 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1663\":[\"Number Steps\",7222,\"\\u003cdiv class\\u003d\\\"ptx\\\" 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href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCTU+Open+2003\\\"\\u003eCTU Open 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1789\":[\"Truck History\",11874,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCTU+Open+2003\\\"\\u003eCTU Open 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1305\":[\"Fermat vs. Pythagoras\",874,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dDuke+Internet+Programming+Contest+1991\\\"\\u003eDuke Internet Programming Contest 1991\\u003c/a\\u003e,UVA 106\\u003c/div\\u003e\"],\"POJ-1426\":[\"Find The Multiple\",19232,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dDhaka+2002\\\"\\u003eDhaka 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lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCentral+Europe+2001\\\"\\u003eCentral Europe 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1672\":[\"Fully Diversified Sequences of Sets\",187,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dGreater+New+York+2003\\\"\\u003eGreater New York 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1552\":[\"Doubles\",12306,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+USA+2003\\\"\\u003eMid-Central USA 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1673\":[\"EXOCENTER OF A TRIANGLE\",1162,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dGreater+New+York+2003\\\"\\u003eGreater New York 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1794\":[\"Castle Walls\",555,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTUD+Programming+Contest+2004\\\"\\u003eTUD Programming Contest 2004\\u003c/a\\u003e, Darmstadt, Germany\\u003c/div\\u003e\"],\"POJ-1791\":[\"Paper Cutting\",393,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCTU+Open+2003\\\"\\u003eCTU Open 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1671\":[\"Rhyme Schemes\",990,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dGreater+New+York+2003\\\"\\u003eGreater New York 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1550\":[\"Treadmill\",148,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+USA+2003\\\"\\u003eMid-Central USA 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1797\":[\"Heavy Transportation\",12618,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTUD+Programming+Contest+2004\\\"\\u003eTUD Programming Contest 2004\\u003c/a\\u003e, Darmstadt, Germany\\u003c/div\\u003e\"],\"POJ-1676\":[\"What time is it?\",666,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly--2004.06.27+%E9%84%82%E7%BB%A7%E6%98%8E\\\"\\u003ePOJ Monthly--2004.06.27 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href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTUD+Programming+Contest+2004\\\"\\u003eTUD Programming Contest 2004\\u003c/a\\u003e, Darmstadt, Germany\\u003c/div\\u003e\"],\"POJ-1312\":[\"Numerically Speaking\",645,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNorth+Central+North+America+1997\\\"\\u003eNorth Central North America 1997\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1433\":[\"Exchanges\",172,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCentral+Europe+2001\\\"\\u003eCentral Europe 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1675\":[\"Happy Birthday!\",886,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly--2004.06.27+srbga%40POJ\\\"\\u003ePOJ Monthly--2004.06.27 srbga@POJ\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2406\":[\"Power Strings\",21535,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2002.07.01\\\"\\u003eWaterloo local 2002.07.01\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2407\":[\"Relatives\",8035,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2002.07.01\\\"\\u003eWaterloo local 2002.07.01\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1318\":[\"Word Amalgamation\",4502,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca 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href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTUD+Programming+Contest+2004\\\"\\u003eTUD Programming Contest 2004\\u003c/a\\u003e, Darmstadt, Germany\\u003c/div\\u003e\"],\"POJ-1316\":[\"Self Numbers\",12019,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+USA+1998\\\"\\u003eMid-Central USA 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2405\":[\"Beavergnaw\",4050,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2002.07.01\\\"\\u003eWaterloo local 2002.07.01\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1319\":[\"Pipe Fitters\",718,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca 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href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+1988\\\"\\u003eEast Central North America 1988\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1364\":[\"King\",3452,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCentral+Europe+1997\\\"\\u003eCentral Europe 1997\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2211\":[\"Photograph\",245,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCTU+FEE+Local+1998\\\"\\u003eCTU FEE Local 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1002\":[\"487-3279\",34756,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+1999\\\"\\u003eEast Central North America 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1244\":[\"Slots of Fun\",668,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+2002\\\"\\u003eEast Central North America 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2333\":[\"Beach cut\",119,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2003\\\"\\u003eNortheastern Europe 2003\\u003c/a\\u003e, Far-Eastern Subregion\\u003c/div\\u003e\"],\"POJ-2212\":[\"Cavern\",93,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCTU+FEE+Local+1998\\\"\\u003eCTU FEE Local 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2330\":[\"Advanced ASCII Cubes\",324,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2003\\\"\\u003eNortheastern Europe 2003\\u003c/a\\u003e, Far-Eastern Subregion\\u003c/div\\u003e\"],\"POJ-2331\":[\"Water pipe\",498,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2003\\\"\\u003eNortheastern Europe 2003\\u003c/a\\u003e, Far-Eastern Subregion\\u003c/div\\u003e\"],\"POJ-1363\":[\"Rails\",13204,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCentral+Europe+1997\\\"\\u003eCentral Europe 1997\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1000\":[\"A+B Problem\",222678,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca 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2003.01.25\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1247\":[\"Magnificent Meatballs\",4676,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+USA+2002\\\"\\u003eMid-Central USA 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1126\":[\"Simply Syntax\",2138,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+1994\\\"\\u003eEast Central North America 1994\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2215\":[\"Parliament\",674,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCTU+FEE+Local+1998\\\"\\u003eCTU FEE Local 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2337\":[\"Catenyms\",2108,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2003.01.25\\\"\\u003eWaterloo local 2003.01.25\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1006\":[\"Biorhythms\",39068,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+1999\\\"\\u003eEast Central North America 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1127\":[\"Jack Straws\",2080,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+1994\\\"\\u003eEast Central North America 1994\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1003\":[\"Hangover\",62259,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+USA+2001\\\"\\u003eMid-Central USA 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1245\":[\"Programmer, Rank Thyself\",441,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+USA+2002\\\"\\u003eMid-Central USA 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2334\":[\"Simple prefix compression\",639,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2003\\\"\\u003eNortheastern Europe 2003\\u003c/a\\u003e, Far-Eastern Subregion\\u003c/div\\u003e\"],\"POJ-2213\":[\"Code\",119,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCTU+FEE+Local+1998\\\"\\u003eCTU FEE Local 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1125\":[\"Stockbroker Grapevine\",18387,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouthern+African+2001\\\"\\u003eSouthern African 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1004\":[\"Financial Management\",74068,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Atlantic+2001\\\"\\u003eMid-Atlantic 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1488\":[\"TEX Quotes\",5417,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+1994\\\"\\u003eEast Central North America 1994\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2214\":[\"Regions\",123,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCTU+FEE+Local+1998\\\"\\u003eCTU FEE Local 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1009\":[\"Edge Detection\",4396,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+USA+2000\\\"\\u003eMid-Central USA 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2219\":[\"Manifest Destiny\",47,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouth+Central+USA+2001\\\"\\u003eSouth Central USA 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1007\":[\"DNA Sorting\",38535,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+1998\\\"\\u003eEast Central North America 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1128\":[\"Frame Stacking\",1656,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouthern+African+2001\\\"\\u003eSouthern African 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1008\":[\"Maya Calendar\",23113,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCentral+Europe+1995\\\"\\u003eCentral Europe 1995\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1129\":[\"Channel Allocation\",7471,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouthern+African+2001\\\"\\u003eSouthern African 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2218\":[\"Does This Make Me Look Fat?\",1168,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouth+Central+USA+2001\\\"\\u003eSouth Central USA 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2339\":[\"Rock, Scissors, Paper\",2095,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2003.01.25\\\"\\u003eWaterloo local 2003.01.25\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1250\":[\"Tanning Salon\",4262,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+USA+2002\\\"\\u003eMid-Central USA 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1493\":[\"Machined Surfaces\",2243,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+1995\\\"\\u003eEast Central North America 1995\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1130\":[\"Alien Security\",898,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouthern+African+2001\\\"\\u003eSouthern African 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2340\":[\"Memory management\",167,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUral+State+University+Internal+Contest+October%272000+Students+Session\\\"\\u003eUral State University Internal Contest October\\u00272000 Students Session\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1491\":[\"Pi\",2527,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+1995\\\"\\u003eEast Central North America 1995\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1012\":[\"Joseph\",18537,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCentral+Europe+1995\\\"\\u003eCentral Europe 1995\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1254\":[\"Hansel and Grethel\",927,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNorthwestern+Europe+2002\\\"\\u003eNorthwestern Europe 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2101\":[\"Honey and Milk Land\",1616,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2004\\\"\\u003eNortheastern Europe 2004\\u003c/a\\u003e, Northern Subregion\\u003c/div\\u003e\"],\"POJ-1496\":[\"Word Index\",2794,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+1995\\\"\\u003eEast Central North America 1995\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1013\":[\"Counterfeit Dollar\",15245,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+1998\\\"\\u003eEast Central North America 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1010\":[\"STAMPS\",4444,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPacific+Northwest+1998\\\"\\u003ePacific Northwest 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1131\":[\"Octal Fractions\",3667,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouthern+African+2001\\\"\\u003eSouthern African 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1011\":[\"Sticks\",22389,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCentral+Europe+1995\\\"\\u003eCentral Europe 1995\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1132\":[\"Border\",1695,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouthwestern+European+Regional+Contest+1996\\\"\\u003eSouthwestern European Regional Contest 1996\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2342\":[\"Anniversary party\",6924,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUral+State+University+Internal+Contest+October%272000+Students+Session\\\"\\u003eUral State University Internal Contest October\\u00272000 Students Session\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2100\":[\"Graveyard Design\",2770,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2004\\\"\\u003eNortheastern Europe 2004\\u003c/a\\u003e, Northern Subregion\\u003c/div\\u003e\"],\"POJ-1258\":[\"Agri-Net\",24174,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+102\\\"\\u003eUSACO 102\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1016\":[\"Numbers That Count\",6621,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+1998\\\"\\u003eEast Central North America 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2105\":[\"IP Address\",10212,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dM%C3%A9xico+and+Central+America+2004\\\"\\u003eMéxico and Central America 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2227\":[\"The Wedding Juicer\",1287,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2005+January+Gold\\\"\\u003eUSACO 2005 January Gold\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1017\":[\"Packets\",19497,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCentral+Europe+1996\\\"\\u003eCentral Europe 1996\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2348\":[\"Euclid\\u0027s Game\",4210,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2002.09.28\\\"\\u003eWaterloo local 2002.09.28\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2106\":[\"Boolean Expressions\",1903,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dM%C3%A9xico+and+Central+America+2004\\\"\\u003eMéxico and Central America 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1014\":[\"Dividing\",13871,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+European+Regional+Contest+1999\\\"\\u003eMid-Central European Regional Contest 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1256\":[\"Anagram\",8308,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouthwestern+European+Regional+Contest+1995\\\"\\u003eSouthwestern European Regional Contest 1995\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1015\":[\"Jury Compromise\",7047,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouthwestern+European+Regional+Contest+1996\\\"\\u003eSouthwestern European Regional Contest 1996\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2104\":[\"K-th Number\",14079,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2004\\\"\\u003eNortheastern Europe 2004\\u003c/a\\u003e, Northern Subregion\\u003c/div\\u003e\"],\"POJ-2225\":[\"Asteroids!\",1076,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouth+Central+USA+2001\\\"\\u003eSouth Central USA 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2346\":[\"Lucky tickets\",1864,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUral+State+University+Internal+Contest+October%272000+Students+Session\\\"\\u003eUral State University Internal Contest October\\u00272000 Students Session\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2109\":[\"Power of Cryptography\",12041,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dM%C3%A9xico+and+Central+America+2004\\\"\\u003eMéxico and Central America 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2228\":[\"Naptime\",2398,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2005+January+Gold\\\"\\u003eUSACO 2005 January Gold\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1018\":[\"Communication System\",8905,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2002\\\"\\u003eTehran 2002\\u003c/a\\u003e, First Iran Nationwide Internet Programming Contest\\u003c/div\\u003e\"],\"POJ-2349\":[\"Arctic Network\",8065,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2002.09.28\\\"\\u003eWaterloo local 2002.09.28\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1019\":[\"Number Sequence\",10401,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2002\\\"\\u003eTehran 2002\\u003c/a\\u003e, First Iran Nationwide Internet Programming Contest\\u003c/div\\u003e\"],\"POJ-2229\":[\"Sumsets\",8993,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2005+January+Silver\\\"\\u003eUSACO 2005 January Silver\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2350\":[\"Above Average\",7628,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2002.09.28\\\"\\u003eWaterloo local 2002.09.28\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1140\":[\"Expanding Fractions\",1198,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+1994\\\"\\u003eEast Central North America 1994\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1141\":[\"Brackets Sequence\",7331,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2001\\\"\\u003eNortheastern Europe 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2230\":[\"Watchcow\",3312,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2005+January+Silver\\\"\\u003eUSACO 2005 January Silver\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1020\":[\"Anniversary Cake\",3966,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2002\\\"\\u003eTehran 2002\\u003c/a\\u003e, First Iran Nationwide Internet Programming Contest\\u003c/div\\u003e\"],\"POJ-1221\":[\"UNIMODAL PALINDROMIC DECOMPOSITIONS\",2216,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dGreater+New+York+2002\\\"\\u003eGreater New York 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2310\":[\"Cubic Tick-Tack-Toe\",42,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly\\\"\\u003ePOJ Monthly\\u003c/a\\u003e,CHEN Shixi(xreborner)\\u003c/div\\u003e\"],\"POJ-2430\":[\"Lazy Cows\",829,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2005+U+S+Open+Gold\\\"\\u003eUSACO 2005 U S Open Gold\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1220\":[\"NUMBER BASE CONVERSION\",2521,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dGreater+New+York+2002\\\"\\u003eGreater New York 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1226\":[\"Substrings\",4203,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2002+Preliminary\\\"\\u003eTehran 2002 Preliminary\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1468\":[\"Rectangles\",1144,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSoutheastern+Europe+2000\\\"\\u003eSoutheastern Europe 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1102\":[\"LC-Display\",5836,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+European+Regional+Contest+1999\\\"\\u003eMid-Central European Regional Contest 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2312\":[\"Battle City\",3065,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly\\\"\\u003ePOJ Monthly\\u003c/a\\u003e,鲁小石\\u003c/div\\u003e\"],\"POJ-2313\":[\"Sequence\",1329,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly\\\"\\u003ePOJ Monthly\\u003c/a\\u003e,Minkerui\\u003c/div\\u003e\"],\"POJ-2318\":[\"TOYS\",8148,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dRocky+Mountain+2003\\\"\\u003eRocky Mountain 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2319\":[\"COMPRESS\",96,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dRocky+Mountain+2003\\\"\\u003eRocky Mountain 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1469\":[\"COURSES\",7912,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSoutheastern+Europe+2000\\\"\\u003eSoutheastern Europe 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1227\":[\"RoboContest\",181,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2002+Preliminary\\\"\\u003eTehran 2002 Preliminary\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2316\":[\"SPIN\",2951,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dRocky+Mountain+2003\\\"\\u003eRocky Mountain 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1228\":[\"Grandpa\\u0027s Estate\",3271,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2002+Preliminary\\\"\\u003eTehran 2002 Preliminary\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1107\":[\"W\\u0027s Cipher\",2630,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+USA+2001\\\"\\u003eMid-Central USA 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2317\":[\"SHAKE\",297,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dRocky+Mountain+2003\\\"\\u003eRocky Mountain 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1470\":[\"Closest Common Ancestors\",4455,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSoutheastern+Europe+2000\\\"\\u003eSoutheastern Europe 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1350\":[\"Cabric Number Problem\",3024,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dXi%27an+2002\\\"\\u003eXi\\u0027an 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1590\":[\"Palindromes\",1296,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouth+Central+USA+1995\\\"\\u003eSouth Central USA 1995\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1111\":[\"Image Perimeters\",5039,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+USA+2001\\\"\\u003eMid-Central USA 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2200\":[\"A Card Trick\",321,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPacific+Northwest+2004\\\"\\u003ePacific Northwest 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2321\":[\"GYM\",234,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dRocky+Mountain+2003\\\"\\u003eRocky Mountain 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1112\":[\"Team Them Up!\",1755,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2001\\\"\\u003eNortheastern Europe 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2201\":[\"Cartesian Tree\",1278,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2002\\\"\\u003eNortheastern Europe 2002\\u003c/a\\u003e, Northern Subregion\\u003c/div\\u003e\"],\"POJ-1230\":[\"Pass-Muraille\",3000,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2002+Preliminary\\\"\\u003eTehran 2002 Preliminary\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1231\":[\"The Alphabet Game\",561,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2002+Preliminary\\\"\\u003eTehran 2002 Preliminary\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2320\":[\"SHEET\",112,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dRocky+Mountain+2003\\\"\\u003eRocky Mountain 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2325\":[\"Persistent Numbers\",1950,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2003.07.05\\\"\\u003eWaterloo local 2003.07.05\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1237\":[\"The Postal Worker Rings Once\",530,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dDuke+Internet+Programming+Contest+1992\\\"\\u003eDuke Internet Programming Contest 1992\\u003c/a\\u003e,UVA 117\\u003c/div\\u003e\"],\"POJ-2326\":[\"Major Scales\",200,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2003.07.05\\\"\\u003eWaterloo local 2003.07.05\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1234\":[\"Ball Toss\",533,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+2002\\\"\\u003eEast Central North America 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1113\":[\"Wall\",9241,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2001\\\"\\u003eNortheastern Europe 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1597\":[\"Uniform Generator\",2461,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouth+Central+USA+1996\\\"\\u003eSouth Central USA 1996\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2323\":[\"PERMS\",520,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dRocky+Mountain+2003\\\"\\u003eRocky Mountain 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1477\":[\"Box of Bricks\",8823,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouthwestern+European+Regional+Contest+1997\\\"\\u003eSouthwestern European Regional Contest 1997\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1114\":[\"Chemical Reactions\",347,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2001\\\"\\u003eNortheastern Europe 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1598\":[\"Excuses, Excuses!\",1349,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouth+Central+USA+1996\\\"\\u003eSouth Central USA 1996\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2208\":[\"Pyramids\",871,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2002\\\"\\u003eNortheastern Europe 2002\\u003c/a\\u003e, Northern Subregion\\u003c/div\\u003e\"],\"POJ-2329\":[\"Nearest number - 2\",977,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2003\\\"\\u003eNortheastern Europe 2003\\u003c/a\\u003e, Far-Eastern Subregion\\u003c/div\\u003e\"],\"POJ-2209\":[\"The King\",3913,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2002\\\"\\u003eNortheastern Europe 2002\\u003c/a\\u003e, Northern Subregion\\u003c/div\\u003e\"],\"POJ-1117\":[\"Pairs of Integers\",870,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2001\\\"\\u003eNortheastern Europe 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2327\":[\"Dumb Bones\",147,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2003.07.05\\\"\\u003eWaterloo local 2003.07.05\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1118\":[\"Lining Up\",5571,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+1994\\\"\\u003eEast Central North America 1994\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1239\":[\"Increasing Sequences\",1435,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+2002\\\"\\u003eEast Central North America 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2328\":[\"Guessing Game\",4782,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2003.07.05\\\"\\u003eWaterloo local 2003.07.05\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1240\":[\"Pre-Post-erous!\",1188,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+2002\\\"\\u003eEast Central North America 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2376\":[\"Cleaning Shifts\",9418,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2004+December+Silver\\\"\\u003eUSACO 2004 December Silver\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1166\":[\"The Clocks\",6191,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dIOI+1994\\\"\\u003eIOI 1994\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1045\":[\"Bode Plot\",9475,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dGreater+New+York+2001\\\"\\u003eGreater New York 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2255\":[\"Tree Recovery\",10389,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+1997\\\"\\u003eUlm Local 1997\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2013\":[\"Symmetric Order\",8638,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+USA+2004\\\"\\u003eMid-Central USA 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2377\":[\"Bad Cowtractors\",6151,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2004+December+Silver\\\"\\u003eUSACO 2004 December Silver\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1046\":[\"Color Me Less\",15794,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dGreater+New+York+2001\\\"\\u003eGreater New York 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1167\":[\"The Buses\",1195,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dIOI+1994\\\"\\u003eIOI 1994\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2014\":[\"Flow Layout\",2217,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+USA+2004\\\"\\u003eMid-Central USA 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1164\":[\"The Castle\",4228,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dIOI+1994\\\"\\u003eIOI 1994\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2374\":[\"Fence Obstacle Course\",849,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2004+December+Gold\\\"\\u003eUSACO 2004 December Gold\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2254\":[\"Globetrotter\",394,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+1997\\\"\\u003eUlm Local 1997\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2138\":[\"Travel Games\",1219,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2003+February+Orange\\\"\\u003eUSACO 2003 February Orange\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2017\":[\"Speed Limit\",13312,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+USA+2004\\\"\\u003eMid-Central USA 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1049\":[\"Microprocessor Simulation\",777,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dGreater+New+York+2001\\\"\\u003eGreater New York 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2018\":[\"Best Cow Fences\",4406,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2003+March+Green\\\"\\u003eUSACO 2003 March Green\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2139\":[\"Six Degrees of Cowvin Bacon\",4204,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2003+March+Orange\\\"\\u003eUSACO 2003 March Orange\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2378\":[\"Tree Cutting\",3275,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2004+December+Silver\\\"\\u003eUSACO 2004 December Silver\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2015\":[\"Permutation Code\",457,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+USA+2004\\\"\\u003eMid-Central USA 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2136\":[\"Vertical Histogram\",8754,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2003+February+Orange\\\"\\u003eUSACO 2003 February Orange\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1047\":[\"Round and Round We Go\",5648,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dGreater+New+York+2001\\\"\\u003eGreater New York 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1289\":[\"The Cat in the Hat\",502,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dDuke+Internet+Programming+Contest+1991\\\"\\u003eDuke Internet Programming Contest 1991\\u003c/a\\u003e,UVA 107\\u003c/div\\u003e\"],\"POJ-2257\":[\"Balancing Bank Accounts\",453,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+1998\\\"\\u003eUlm Local 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2379\":[\"ACM Rank Table\",1280,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2004\\\"\\u003eNortheastern Europe 2004\\u003c/a\\u003e, Far-Eastern Subregion\\u003c/div\\u003e\"],\"POJ-2137\":[\"Cowties\",965,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2003+February+Orange\\\"\\u003eUSACO 2003 February Orange\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1169\":[\"Packing Rectangles\",593,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dIOI+1995\\\"\\u003eIOI 1995\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2016\":[\"Ink Blots\",51,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+USA+2004\\\"\\u003eMid-Central USA 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2258\":[\"The Settlers of Catan\",1137,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+1998\\\"\\u003eUlm Local 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2019\":[\"Cornfields\",3740,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2003+March+Green\\\"\\u003eUSACO 2003 March Green\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1170\":[\"Shopping Offers\",1882,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dIOI+1995\\\"\\u003eIOI 1995\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2380\":[\"Sales Report\",398,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2004\\\"\\u003eNortheastern Europe 2004\\u003c/a\\u003e, Far-Eastern Subregion\\u003c/div\\u003e\"],\"POJ-2262\":[\"Goldbach\\u0027s Conjecture\",15636,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+1998\\\"\\u003eUlm Local 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2141\":[\"Message Decowding\",6887,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2003+March+Orange\\\"\\u003eUSACO 2003 March Orange\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2383\":[\"Circle Drawing\",190,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2004\\\"\\u003eNortheastern Europe 2004\\u003c/a\\u003e, Far-Eastern Subregion\\u003c/div\\u003e\"],\"POJ-2142\":[\"The Balance\",3923,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dJapan+2004\\\"\\u003eJapan 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2384\":[\"Harder Sokoban Problem\",261,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2004\\\"\\u003eNortheastern Europe 2004\\u003c/a\\u003e, Far-Eastern Subregion\\u003c/div\\u003e\"],\"POJ-2021\":[\"Relative Relatives\",1503,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouth+Central+USA+2004\\\"\\u003eSouth Central USA 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1050\":[\"To the Max\",26030,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dGreater+New+York+2001\\\"\\u003eGreater New York 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1171\":[\"Letter Game\",1740,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dIOI+1995\\\"\\u003eIOI 1995\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2260\":[\"Error Correction\",4352,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+1998\\\"\\u003eUlm Local 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2381\":[\"Random Gap\",1002,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2004\\\"\\u003eNortheastern Europe 2004\\u003c/a\\u003e, Far-Eastern Subregion\\u003c/div\\u003e\"],\"POJ-2140\":[\"Herd Sums\",9262,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2003+March+Orange\\\"\\u003eUSACO 2003 March Orange\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1172\":[\"Street Race\",263,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dIOI+1995\\\"\\u003eIOI 1995\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1051\":[\"P,MTHBGWB\",4619,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dGreater+New+York+2001\\\"\\u003eGreater New York 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2261\":[\"France \\u002798\",707,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+1998\\\"\\u003eUlm Local 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1177\":[\"Picture\",5093,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dIOI+1998\\\"\\u003eIOI 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1298\":[\"The Hardest Problem Ever\",13198,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouth+Central+USA+2002\\\"\\u003eSouth Central USA 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2387\":[\"Til the Cows Come Home\",23279,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2004+November\\\"\\u003eUSACO 2004 November\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2145\":[\"Pathological Paths\",142,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dJapan+2004\\\"\\u003eJapan 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2388\":[\"Who\\u0027s in the Middle\",23850,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2004+November\\\"\\u003eUSACO 2004 November\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1178\":[\"Camelot\",1467,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dIOI+1998\\\"\\u003eIOI 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2025\":[\"Cubic Rube\",54,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouth+Central+USA+2004\\\"\\u003eSouth Central USA 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1299\":[\"Polar Explorer\",1341,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouth+Central+USA+2002\\\"\\u003eSouth Central USA 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1054\":[\"The Troublesome Frog\",2559,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dIOI+2002\\\"\\u003eIOI 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2385\":[\"Apple Catching\",7312,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2004+November\\\"\\u003eUSACO 2004 November\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1175\":[\"Starry Night\",652,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dIOI+1998\\\"\\u003eIOI 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2386\":[\"Lake Counting\",23843,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2004+November\\\"\\u003eUSACO 2004 November\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1176\":[\"Party Lamps\",1323,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dIOI+1998\\\"\\u003eIOI 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2023\":[\"Choose Your Own Adventure\",645,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouth+Central+USA+2004\\\"\\u003eSouth Central USA 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2265\":[\"Bee Maja\",654,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+1999\\\"\\u003eUlm Local 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2144\":[\"Leaky Cryptography\",296,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dJapan+2004\\\"\\u003eJapan 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2028\":[\"When Can We Meet?\",2879,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dJapan+2003+Domestic\\\"\\u003eJapan 2003 Domestic\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2029\":[\"Get Many Persimmon Trees\",2864,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dJapan+2003+Domestic\\\"\\u003eJapan 2003 Domestic\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2389\":[\"Bull Math\",8551,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2004+November\\\"\\u003eUSACO 2004 November\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1179\":[\"Polygon\",2757,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dIOI+1998\\\"\\u003eIOI 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2027\":[\"No Brainer\",16445,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouth+Central+USA+2004\\\"\\u003eSouth Central USA 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2390\":[\"Bank Interest\",8992,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2004+November\\\"\\u003eUSACO 2004 November\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1060\":[\"Modular multiplication of polynomials\",1938,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTaejon+2001\\\"\\u003eTaejon 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1063\":[\"Flip and Shift\",3154,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTaejon+2001\\\"\\u003eTaejon 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2273\":[\"An Excel-lent Problem\",997,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dGreater+New+York+2004\\\"\\u003eGreater New York 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1184\":[\"聪明的打字员\",1395,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNoi+01\\\"\\u003eNoi 01\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2394\":[\"Checking an Alibi\",2124,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2005+March+Silver\\\"\\u003eUSACO 2005 March Silver\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1185\":[\"炮兵阵地\",10139,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNoi+01\\\"\\u003eNoi 01\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2395\":[\"Out of Hay\",6532,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2005+March+Silver\\\"\\u003eUSACO 2005 March Silver\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1064\":[\"Cable master\",11123,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2001\\\"\\u003eNortheastern Europe 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2274\":[\"The Race\",698,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCEOI+2003\\\"\\u003eCEOI 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2153\":[\"Rank List\",2294,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly\\\"\\u003ePOJ Monthly\\u003c/a\\u003e,Li Haoyuan\\u003c/div\\u003e\"],\"POJ-1061\":[\"青蛙的约会\",23286,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003d%E6%B5%99%E6%B1%9F\\\"\\u003e浙江\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1182\":[\"食物链\",25692,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNoi+01\\\"\\u003eNoi 01\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2392\":[\"Space Elevator\",5592,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2005+March+Gold\\\"\\u003eUSACO 2005 March Gold\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2271\":[\"HTML\",2361,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+1999\\\"\\u003eUlm Local 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1062\":[\"昂贵的聘礼\",15020,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003d%E6%B5%99%E6%B1%9F\\\"\\u003e浙江\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2151\":[\"Check the difficulty of problems\",3119,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly\\\"\\u003ePOJ Monthly\\u003c/a\\u003e,鲁小石\\u003c/div\\u003e\"],\"POJ-2393\":[\"Yogurt factory\",8324,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2005+March+Gold\\\"\\u003eUSACO 2005 March Gold\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2272\":[\"Bullseye\",2389,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dGreater+New+York+2004\\\"\\u003eGreater New York 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1183\":[\"反正切函数的应用\",4711,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNoi+01\\\"\\u003eNoi 01\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1023\":[\"The Fun Number System\",3423,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2002\\\"\\u003eTehran 2002\\u003c/a\\u003e, First Iran Nationwide Internet Programming Contest\\u003c/div\\u003e\"],\"POJ-2354\":[\"Titanic\",738,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUral+Collegiate+Programming+Contest+1999\\\"\\u003eUral Collegiate Programming Contest 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2234\":[\"Matches Game\",7209,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly\\\"\\u003ePOJ Monthly\\u003c/a\\u003e,readchild\\u003c/div\\u003e\"],\"POJ-2355\":[\"Railway tickets\",923,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUral+Collegiate+Programming+Contest+1999\\\"\\u003eUral Collegiate Programming Contest 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1024\":[\"Tester Program\",935,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2002\\\"\\u003eTehran 2002\\u003c/a\\u003e, First Iran Nationwide Internet Programming Contest\\u003c/div\\u003e\"],\"POJ-1145\":[\"Tree Summing\",1365,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dDuke+Internet+Programming+Contest+1992\\\"\\u003eDuke Internet Programming Contest 1992\\u003c/a\\u003e,UVA 112\\u003c/div\\u003e\"],\"POJ-1387\":[\"The Constraint Densest Submatrix\",216,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTaiwan+2001\\\"\\u003eTaiwan 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2352\":[\"Stars\",17297,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUral+Collegiate+Programming+Contest+1999\\\"\\u003eUral Collegiate Programming Contest 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2231\":[\"Moo Volume\",5452,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2005+January+Silver\\\"\\u003eUSACO 2005 January Silver\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1142\":[\"Smith Numbers\",3824,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+European+Regional+Contest+2000\\\"\\u003eMid-Central European Regional Contest 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1021\":[\"2D-Nim\",1771,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2002\\\"\\u003eTehran 2002\\u003c/a\\u003e, First Iran Nationwide Internet Programming Contest\\u003c/div\\u003e\"],\"POJ-1022\":[\"Packing Unit 4D Cubes\",932,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2002\\\"\\u003eTehran 2002\\u003c/a\\u003e, First Iran Nationwide Internet Programming Contest\\u003c/div\\u003e\"],\"POJ-1143\":[\"Number Game\",1199,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+European+Regional+Contest+2000\\\"\\u003eMid-Central European Regional Contest 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2353\":[\"Ministry\",1213,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUral+Collegiate+Programming+Contest+1999\\\"\\u003eUral Collegiate Programming Contest 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2232\":[\"New Stone-Forfex-Cloth Game\",540,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly\\\"\\u003ePOJ Monthly\\u003c/a\\u003e,汪艺杰\\u003c/div\\u003e\"],\"POJ-1269\":[\"Intersecting Lines\",7592,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Atlantic+1996\\\"\\u003eMid-Atlantic 1996\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1027\":[\"The Same Game\",2085,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+1999\\\"\\u003eEast Central North America 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2358\":[\"Queens in peaceful positions\",311,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUral+Collegiate+Programming+Contest+1999\\\"\\u003eUral Collegiate Programming Contest 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1148\":[\"Utopia Divided\",329,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dIOI+2002\\\"\\u003eIOI 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2237\":[\"Can 1 Marine win 2 Zerglings?\",47,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly\\\"\\u003ePOJ Monthly\\u003c/a\\u003e,HQM\\u003c/div\\u003e\"],\"POJ-2116\":[\"Death to Binary?\",810,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCTU+Open+2004\\\"\\u003eCTU Open 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1149\":[\"PIGS\",6905,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCroatia+OI+2002+Final+Exam+-+First+day\\\"\\u003eCroatia OI 2002 Final Exam - First day\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1028\":[\"Web Navigation\",15596,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+2001\\\"\\u003eEast Central North America 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2359\":[\"Questions\",551,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUral+Collegiate+Programming+Contest+1999\\\"\\u003eUral Collegiate Programming Contest 1999\\u003c/a\\u003e,trial tour\\u003c/div\\u003e\"],\"POJ-1146\":[\"ID Codes\",4450,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNew+Zealand+1991+Division+I\\\"\\u003eNew Zealand 1991 Division I\\u003c/a\\u003e,UVA 146\\u003c/div\\u003e\"],\"POJ-2356\":[\"Find a multiple\",3850,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUral+Collegiate+Programming+Contest+1999\\\"\\u003eUral Collegiate Programming Contest 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1026\":[\"Cipher\",4870,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCentral+Europe+1995\\\"\\u003eCentral Europe 1995\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2236\":[\"Wireless Network\",16778,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly\\\"\\u003ePOJ Monthly\\u003c/a\\u003e,HQM\\u003c/div\\u003e\"],\"POJ-2357\":[\"Labyrinth\",306,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUral+Collegiate+Programming+Contest+1999\\\"\\u003eUral Collegiate Programming Contest 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1389\":[\"Area of Simple Polygons\",1477,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTaiwan+2001\\\"\\u003eTaiwan 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1147\":[\"Binary codes\",1999,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dIOI+2001+%28back-up+task%29\\\"\\u003eIOI 2001 (back-up task)\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2239\":[\"Selecting Courses\",4287,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly\\\"\\u003ePOJ Monthly\\u003c/a\\u003e,Li Haoyuan\\u003c/div\\u003e\"],\"POJ-1029\":[\"False coin\",6637,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+1998\\\"\\u003eNortheastern Europe 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2119\":[\"God of the Vile Baskers\",108,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCTU+Open+2004\\\"\\u003eCTU Open 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2240\":[\"Arbitrage\",9918,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+1996\\\"\\u003eUlm Local 1996\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2361\":[\"Tic Tac Toe\",1803,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2002.09.21\\\"\\u003eWaterloo local 2002.09.21\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1273\":[\"Drainage Ditches\",16542,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+93\\\"\\u003eUSACO 93\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2241\":[\"The Tower of Babylon\",1306,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+1996\\\"\\u003eUlm Local 1996\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2362\":[\"Square\",5467,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2002.09.21\\\"\\u003eWaterloo local 2002.09.21\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1394\":[\"Railroad\",232,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+European+Regional+Contest+2000\\\"\\u003eMid-Central European Regional Contest 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1152\":[\"An Easy Problem!\",1868,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003duva+10093\\\"\\u003euva 10093\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1270\":[\"Following Orders\",2426,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dDuke+Internet+Programming+Contest+1993\\\"\\u003eDuke Internet Programming Contest 1993\\u003c/a\\u003e,uva 124\\u003c/div\\u003e\"],\"POJ-1150\":[\"The Last Non-zero Digit\",1460,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003duva+10212\\\"\\u003euva 10212\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2244\":[\"Eeny Meeny Moo\",2426,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+1996\\\"\\u003eUlm Local 1996\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2002\":[\"Squares\",4987,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dRocky+Mountain+2004\\\"\\u003eRocky Mountain 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1276\":[\"Cash Machine\",12392,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSoutheastern+Europe+2002\\\"\\u003eSoutheastern Europe 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2365\":[\"Rope\",2158,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUral+State+University+Internal+Contest+October%272000+Junior+Session\\\"\\u003eUral State University Internal Contest October\\u00272000 Junior Session\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1035\":[\"Spell checker\",7864,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+1998\\\"\\u003eNortheastern Europe 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2366\":[\"Sacrament of the sum\",2801,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUral+State+University+Internal+Contest+October%272000+Junior+Session\\\"\\u003eUral State University Internal Contest October\\u00272000 Junior Session\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2245\":[\"Lotto\",3866,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+1996\\\"\\u003eUlm Local 1996\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2003\":[\"Hire and Fire\",610,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dRocky+Mountain+2004\\\"\\u003eRocky Mountain 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1274\":[\"The Perfect Stall\",9934,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+40\\\"\\u003eUSACO 40\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1032\":[\"Parliament\",7346,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+1998\\\"\\u003eNortheastern Europe 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2000\":[\"Gold Coins\",14184,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dRocky+Mountain+2004\\\"\\u003eRocky Mountain 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2363\":[\"Blocks\",3268,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2002.09.21\\\"\\u003eWaterloo local 2002.09.21\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2121\":[\"Inglish-Number Translator\",2552,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCTU+Open+2004\\\"\\u003eCTU Open 2004\\u003c/a\\u003e,UVA 486\\u003c/div\\u003e\"],\"POJ-2242\":[\"The Circumference of the Circle\",5842,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+1996\\\"\\u003eUlm Local 1996\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2001\":[\"Shortest Prefixes\",8922,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dRocky+Mountain+2004\\\"\\u003eRocky Mountain 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1154\":[\"LETTERS\",3193,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCroatia+OI+2002+Regional+Competition+-+Juniors\\\"\\u003eCroatia OI 2002 Regional Competition - Juniors\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2243\":[\"Knight Moves\",6542,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+1996\\\"\\u003eUlm Local 1996\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1275\":[\"Cashier Employment\",2655,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2000\\\"\\u003eTehran 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2122\":[\"Japan Plotter Driver\",243,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCTU+Open+2004\\\"\\u003eCTU Open 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1038\":[\"Bugs Integrated, Inc.\",2575,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCEOI+2002\\\"\\u003eCEOI 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1159\":[\"Palindrome\",16367,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dIOI+2000\\\"\\u003eIOI 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2369\":[\"Permutations\",1624,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUral+State+University+Internal+Contest+October%272000+Junior+Session\\\"\\u003eUral State University Internal Contest October\\u00272000 Junior Session\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2127\":[\"Greatest Common Increasing Subsequence\",2015,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2003\\\"\\u003eNortheastern Europe 2003\\u003c/a\\u003e, Northern Subregion\\u003c/div\\u003e\"],\"POJ-2006\":[\"Litmus Test\",939,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dRocky+Mountain+2004\\\"\\u003eRocky Mountain 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2248\":[\"Addition Chains\",2540,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+1997\\\"\\u003eUlm Local 1997\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1039\":[\"Pipe\",2841,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCentral+Europe+1995\\\"\\u003eCentral Europe 1995\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2007\":[\"Scrambled Polygon\",4250,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dRocky+Mountain+2004\\\"\\u003eRocky Mountain 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2128\":[\"Highways\",873,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2003\\\"\\u003eNortheastern Europe 2003\\u003c/a\\u003e, Northern Subregion\\u003c/div\\u003e\"],\"POJ-2249\":[\"Binomial Showdown\",5610,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+1997\\\"\\u003eUlm Local 1997\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2004\":[\"Mix and Build\",670,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dRocky+Mountain+2004\\\"\\u003eRocky Mountain 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1157\":[\"LITTLE SHOP OF FLOWERS\",7882,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dIOI+1999\\\"\\u003eIOI 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2246\":[\"Matrix Chain Multiplication\",1614,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+1996\\\"\\u003eUlm Local 1996\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1037\":[\"A decorative fence\",2792,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCEOI+2002\\\"\\u003eCEOI 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2005\":[\"Blackjack\",530,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dRocky+Mountain+2004\\\"\\u003eRocky Mountain 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2126\":[\"Factoring a Polynomial\",1229,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2003\\\"\\u003eNortheastern Europe 2003\\u003c/a\\u003e, Northern Subregion\\u003c/div\\u003e\"],\"POJ-2368\":[\"Buttons\",1127,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUral+State+University+Internal+Contest+October%272000+Junior+Session\\\"\\u003eUral State University Internal Contest October\\u00272000 Junior Session\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1158\":[\"TRAFFIC LIGHTS\",1096,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dIOI+1999\\\"\\u003eIOI 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2247\":[\"Humble Numbers\",4441,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+1996\\\"\\u003eUlm Local 1996\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1041\":[\"John\\u0027s trip\",2775,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCentral+Europe+1995\\\"\\u003eCentral Europe 1995\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2372\":[\"D++ Again\",152,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUral+State+University+Internal+Contest+October%272000+Junior+Session\\\"\\u003eUral State University Internal Contest October\\u00272000 Junior Session\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1163\":[\"The Triangle\",33275,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dIOI+1994\\\"\\u003eIOI 1994\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2010\":[\"Moo University - Financial Aid\",3032,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2004+March+Green\\\"\\u003eUSACO 2004 March Green\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1284\":[\"Primitive Roots\",3138,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003d%E8%B4%BE%E6%80%A1%40pku\\\"\\u003e贾怡@pku\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1042\":[\"Gone Fishing\",11559,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+1999\\\"\\u003eEast Central North America 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2370\":[\"Democracy in danger\",2478,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUral+State+University+Internal+Contest+October%272000+Junior+Session\\\"\\u003eUral State University Internal Contest October\\u00272000 Junior Session\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1160\":[\"Post Office\",8301,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dIOI+2000\\\"\\u003eIOI 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1281\":[\"MANAGER\",1172,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSoutheastern+Europe+2002\\\"\\u003eSoutheastern Europe 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1161\":[\"Walls\",2089,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dIOI+2000\\\"\\u003eIOI 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2371\":[\"Questions and answers\",4889,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUral+State+University+Internal+Contest+October%272000+Junior+Session\\\"\\u003eUral State University Internal Contest October\\u00272000 Junior Session\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2299\":[\"Ultra-QuickSort\",22368,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2005.02.05\\\"\\u003eWaterloo local 2005.02.05\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2178\":[\"Heroes Of Might And Magic\",172,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2002\\\"\\u003eNortheastern Europe 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1089\":[\"Intervals\",3225,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOI+VIII+Stage+1+Problem+2\\\"\\u003ePOI VIII Stage 1 Problem 2\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2179\":[\"Inlay Cutters\",471,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2002\\\"\\u003eNortheastern Europe 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1087\":[\"A Plug for UNIX\",5091,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+1999\\\"\\u003eEast Central North America 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2176\":[\"Folding\",572,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2002\\\"\\u003eNortheastern Europe 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2056\":[\"The Separator in Grid\",676,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dBeijing+2004\\\"\\u003eBeijing 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1088\":[\"滑雪\",34482,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSHTSC+2002\\\"\\u003eSHTSC 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2059\":[\"Watchdog\",776,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNorthwestern+Europe+2004\\\"\\u003eNorthwestern Europe 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2060\":[\"Taxi Cab Scheme\",2441,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNorthwestern+Europe+2004\\\"\\u003eNorthwestern Europe 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2181\":[\"Jumping Cows\",3755,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2003+U+S+Open+Orange\\\"\\u003eUSACO 2003 U S Open Orange\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2182\":[\"Lost Cows\",8000,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2003+U+S+Open+Orange\\\"\\u003eUSACO 2003 U S Open Orange\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1091\":[\"跳蚤\",2938,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dHNOI+2001\\\"\\u003eHNOI 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2186\":[\"Popular Cows\",11732,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2003+Fall\\\"\\u003eUSACO 2003 Fall\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1094\":[\"Sorting It All Out\",10991,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+2001\\\"\\u003eEast Central North America 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2183\":[\"Bovine Math Geniuses\",1769,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2003+U+S+Open+Orange\\\"\\u003eUSACO 2003 U S Open Orange\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2184\":[\"Cow Exhibition\",5311,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2003+Fall\\\"\\u003eUSACO 2003 Fall\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1095\":[\"Trees Made to Order\",3618,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+2001\\\"\\u003eEast Central North America 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2063\":[\"Investment\",3619,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNorthwestern+Europe+2004\\\"\\u003eNorthwestern Europe 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2189\":[\"Romeo Meets Juliet\",656,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2003+Fall+Orange\\\"\\u003eUSACO 2003 Fall Orange\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-3279\":[\"Fliptile\",8858,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2007+Open+Silver\\\"\\u003eUSACO 2007 Open Silver\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2187\":[\"Beauty Contest\",7363,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2003+Fall\\\"\\u003eUSACO 2003 Fall\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1099\":[\"Square Ice\",1554,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+2001\\\"\\u003eEast Central North America 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2188\":[\"Cow Laundry\",821,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2003+Fall+Orange\\\"\\u003eUSACO 2003 Fall 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lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Atlantic+2004\\\"\\u003eMid-Atlantic 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2191\":[\"Mersenne Composite Numbers\",1022,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPacific+Northwest+2004\\\"\\u003ePacific Northwest 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2196\":[\"Specialized Four-Digit Numbers\",8950,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPacific+Northwest+2004\\\"\\u003ePacific Northwest 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2075\":[\"Tangled in Cables\",2070,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca 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2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1067\":[\"取石子游戏\",14679,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNOI\\\"\\u003eNOI\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1068\":[\"Parencodings\",15257,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2001\\\"\\u003eTehran 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1189\":[\"钉子和小球\",2318,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNoi+99\\\"\\u003eNoi 99\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2157\":[\"Maze\",1126,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly\\\"\\u003ePOJ Monthly\\u003c/a\\u003e,Wang Yijie\\u003c/div\\u003e\"],\"POJ-1065\":[\"Wooden Sticks\",10158,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTaejon+2001\\\"\\u003eTaejon 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2275\":[\"Flipping Pancake\",591,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dGreater+New+York+2004\\\"\\u003eGreater New York 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2033\":[\"Alphacode\",3666,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+2004\\\"\\u003eEast Central North America 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href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+2004\\\"\\u003eEast Central North America 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2158\":[\"A Difficult Mathematics Problem\",103,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly\\\"\\u003ePOJ Monthly\\u003c/a\\u003e,李学武\\u003c/div\\u003e\"],\"POJ-2279\":[\"Mr. Young\\u0027s Picture Permutations\",1395,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dGreater+New+York+2004\\\"\\u003eGreater New York 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2159\":[\"Ancient Cipher\",10583,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2004\\\"\\u003eNortheastern Europe 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2038\":[\"Team Rankings\",1016,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+2004\\\"\\u003eEast Central North America 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1191\":[\"棋盘分割\",4480,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNoi+99\\\"\\u003eNoi 99\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1192\":[\"最优连通子集\",1506,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNoi+99\\\"\\u003eNoi 99\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2160\":[\"Box\",1350,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2004\\\"\\u003eNortheastern Europe 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1190\":[\"生日蛋糕\",7626,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNoi+99\\\"\\u003eNoi 99\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2284\":[\"That Nice Euler Circuit\",486,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dShanghai+2004\\\"\\u003eShanghai 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1195\":[\"Mobile phones\",8492,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dIOI+2001\\\"\\u003eIOI 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2042\":[\"Lagrange\\u0027s Four-Square Theorem\",981,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dJapan+2003\\\"\\u003eJapan 2003\\u003c/a\\u003e,Aizu\\u003c/div\\u003e\"],\"POJ-2163\":[\"Easy Trading\",919,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2004\\\"\\u003eNortheastern Europe 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2282\":[\"The Counting Problem\",2299,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dShanghai+2004\\\"\\u003eShanghai 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2161\":[\"Chandelier\",343,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2004\\\"\\u003eNortheastern Europe 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2041\":[\"Unreliable Message\",1202,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dJapan+2003\\\"\\u003eJapan 2003\\u003c/a\\u003e,Aizu\\u003c/div\\u003e\"],\"POJ-2162\":[\"Document Indexing\",138,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2004\\\"\\u003eNortheastern Europe 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2288\":[\"Islands and Bridges\",2450,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dShanghai+2004\\\"\\u003eShanghai 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2046\":[\"Gap\",520,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dJapan+2003\\\"\\u003eJapan 2003\\u003c/a\\u003e,Aizu\\u003c/div\\u003e\"],\"POJ-2167\":[\"Irrelevant Elements\",436,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2004\\\"\\u003eNortheastern Europe 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1079\":[\"Ratio\",1249,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouth+Central+USA+1998\\\"\\u003eSouth Central USA 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2165\":[\"Gunman\",353,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2004\\\"\\u003eNortheastern Europe 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2287\":[\"Tian Ji -- The Horse Racing\",5125,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dShanghai+2004\\\"\\u003eShanghai 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2166\":[\"Heapsort\",601,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2004\\\"\\u003eNortheastern Europe 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2049\":[\"Finding Nemo\",2382,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dBeijing+2004\\\"\\u003eBeijing 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2170\":[\"Lattice Animals\",161,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2004\\\"\\u003eNortheastern Europe 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2291\":[\"Rotten Ropes\",3204,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2003\\\"\\u003eTehran 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2050\":[\"Searching the Web\",296,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dBeijing+2004\\\"\\u003eBeijing 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1082\":[\"Calendar Game\",2908,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTaejon+2001\\\"\\u003eTaejon 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2171\":[\"Amusing Numbers\",353,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2002\\\"\\u003eNortheastern Europe 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2292\":[\"Optimal Keypad\",349,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2003\\\"\\u003eTehran 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1080\":[\"Human Gene Functions\",10224,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTaejon+2001\\\"\\u003eTaejon 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2290\":[\"House Numbers\",220,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2003\\\"\\u003eTehran 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2295\":[\"A DP Problem\",993,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2003\\\"\\u003eTehran 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2174\":[\"Decoding Task\",420,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2002\\\"\\u003eNortheastern Europe 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2175\":[\"Evacuation Plan\",994,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2002\\\"\\u003eNortheastern Europe 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2054\":[\"Color a Tree\",2317,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dBeijing+2004\\\"\\u003eBeijing 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2296\":[\"Map Labeler\",579,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2003\\\"\\u003eTehran 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2051\":[\"Argus\",4383,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dBeijing+2004\\\"\\u003eBeijing 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1083\":[\"Moving Tables\",11079,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTaejon+2001\\\"\\u003eTaejon 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2172\":[\"Bricks\",318,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2002\\\"\\u003eNortheastern Europe 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2173\":[\"Cricket Field\",312,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2002\\\"\\u003eNortheastern Europe 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2078\":[\"Matrix\",1696,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dShanghai+2004+Preliminary\\\"\\u003eShanghai 2004 Preliminary\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2199\":[\"Rate of Return\",487,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPacific+Northwest+2004\\\"\\u003ePacific Northwest 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2082\":[\"Terrible Sets\",2361,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dShanghai+2004+Preliminary\\\"\\u003eShanghai 2004 Preliminary\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2083\":[\"Fractal\",8386,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dShanghai+2004+Preliminary\\\"\\u003eShanghai 2004 Preliminary\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2080\":[\"Calendar\",4855,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dShanghai+2004+Preliminary\\\"\\u003eShanghai 2004 Preliminary\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2081\":[\"Recaman\\u0027s Sequence\",7570,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dShanghai+2004+Preliminary\\\"\\u003eShanghai 2004 Preliminary\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2084\":[\"Game of Connections\",3519,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dShanghai+2004+Preliminary\\\"\\u003eShanghai 2004 Preliminary\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2085\":[\"Inversion\",1513,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dShanghai+2004+Preliminary\\\"\\u003eShanghai 2004 Preliminary\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2092\":[\"Grandpa is Famous\",4144,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouth+America+2004\\\"\\u003eSouth America 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2098\":[\"Ellipse\",67,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2004\\\"\\u003eNortheastern Europe 2004\\u003c/a\\u003e, Northern Subregion\\u003c/div\\u003e\"],\"POJ-1922\":[\"Ride to School\",8119,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dBeijing+2004+Preliminary%40POJ\\\"\\u003eBeijing 2004 Preliminary@POJ\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1920\":[\"Towers of Hanoi\",725,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCEOI+2003\\\"\\u003eCEOI 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1926\":[\"Pollution\",873,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dBeijing+2004+Preliminary%40POJ\\\"\\u003eBeijing 2004 Preliminary@POJ\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1927\":[\"Area in Triangle\",778,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dBeijing+2004+Preliminary%40POJ\\\"\\u003eBeijing 2004 Preliminary@POJ\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1806\":[\"Manhattan 2025\",1043,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTUD+Programming+Contest+2003\\\"\\u003eTUD Programming Contest 2003\\u003c/a\\u003e, Darmstadt, Germany\\u003c/div\\u003e\"],\"POJ-1924\":[\"The Treasure\",299,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dBeijing+2004+Preliminary%40POJ\\\"\\u003eBeijing 2004 Preliminary@POJ\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1804\":[\"Brainman\",6907,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTUD+Programming+Contest+2003\\\"\\u003eTUD Programming Contest 2003\\u003c/a\\u003e, Darmstadt, Germany\\u003c/div\\u003e\"],\"POJ-1809\":[\"Regetni\",559,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTUD+Programming+Contest+2003\\\"\\u003eTUD Programming Contest 2003\\u003c/a\\u003e, Darmstadt, Germany\\u003c/div\\u003e\"],\"POJ-1928\":[\"The Peanuts\",2908,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dBeijing+2004+Preliminary%40POJ\\\"\\u003eBeijing 2004 Preliminary@POJ\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1929\":[\"Calories from Fat\",595,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2003.09.27\\\"\\u003eWaterloo local 2003.09.27\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1808\":[\"Quadratic Residues\",511,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTUD+Programming+Contest+2003\\\"\\u003eTUD Programming Contest 2003\\u003c/a\\u003e, Darmstadt, Germany\\u003c/div\\u003e\"],\"POJ-1930\":[\"Dead Fraction\",1713,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2003.09.27\\\"\\u003eWaterloo local 2003.09.27\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1933\":[\"A Brief Gerrymander\",92,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2003.09.27\\\"\\u003eWaterloo local 2003.09.27\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1934\":[\"Trip\",1188,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCEOI+2003\\\"\\u003eCEOI 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1931\":[\"Biometrics\",345,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2003.09.27\\\"\\u003eWaterloo local 2003.09.27\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1811\":[\"Prime Test\",4143,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly\\\"\\u003ePOJ Monthly\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1932\":[\"XYZZY\",809,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2003.09.27\\\"\\u003eWaterloo local 2003.09.27\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1937\":[\"Balanced Food\",62,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+2002\\\"\\u003eUlm Local 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1935\":[\"Journey\",651,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCEOI+2004+sample+task\\\"\\u003eCEOI 2004 sample task\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1815\":[\"Friendship\",1604,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly\\\"\\u003ePOJ Monthly\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1936\":[\"All in All\",13135,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+2002\\\"\\u003eUlm Local 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1939\":[\"Diplomatic License\",2468,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+2002\\\"\\u003eUlm Local 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1901\":[\"Hypertransmission\",257,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2003\\\"\\u003eNortheastern Europe 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1904\":[\"King\\u0027s Quest\",2278,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2003\\\"\\u003eNortheastern Europe 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1905\":[\"Expanding Rods\",3983,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2004.06.12\\\"\\u003eWaterloo local 2004.06.12\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1903\":[\"Jurassic Remains\",465,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2003\\\"\\u003eNortheastern Europe 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1909\":[\"Marbles on a tree\",716,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2004.06.12\\\"\\u003eWaterloo local 2004.06.12\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1906\":[\"Three powers\",1755,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2004.06.12\\\"\\u003eWaterloo local 2004.06.12\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1915\":[\"Knight Moves\",11586,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTUD+Programming+Contest+2001\\\"\\u003eTUD Programming Contest 2001\\u003c/a\\u003e, Darmstadt, Germany\\u003c/div\\u003e\"],\"POJ-1914\":[\"Cramer\\u0027s Rule\",633,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTUD+Programming+Contest+2001\\\"\\u003eTUD Programming Contest 2001\\u003c/a\\u003e, Darmstadt, Germany\\u003c/div\\u003e\"],\"POJ-1917\":[\"Automatic Poetry\",1113,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTUD+Programming+Contest+2001\\\"\\u003eTUD Programming Contest 2001\\u003c/a\\u003e, Darmstadt, Germany\\u003c/div\\u003e\"],\"POJ-1918\":[\"Ranking List\",419,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTUD+Programming+Contest+2001\\\"\\u003eTUD Programming Contest 2001\\u003c/a\\u003e, Darmstadt, Germany\\u003c/div\\u003e\"],\"POJ-1962\":[\"Corporative Network\",1311,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSoutheastern+Europe+2004\\\"\\u003eSoutheastern Europe 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1720\":[\"SQUARES\",208,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCEOI+1998\\\"\\u003eCEOI 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1721\":[\"CARDS\",963,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCEOI+1998\\\"\\u003eCEOI 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1963\":[\"Cave Exploration\",66,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSoutheastern+Europe+2004\\\"\\u003eSoutheastern Europe 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1600\":[\"Centipede Collisions\",79,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouth+Central+USA+1996\\\"\\u003eSouth Central USA 1996\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1960\":[\"Time Planner\",240,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTUD+Programming+Contest+2002\\\"\\u003eTUD Programming Contest 2002\\u003c/a\\u003e, Darmstadt, Germany\\u003c/div\\u003e\"],\"POJ-1961\":[\"Period\",9226,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSoutheastern+Europe+2004\\\"\\u003eSoutheastern Europe 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1840\":[\"Eqs\",5411,\"\\u003cdiv 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href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2004.01.31\\\"\\u003eWaterloo local 2004.01.31\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1606\":[\"Jugs\",2581,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouth+Central+USA+1997\\\"\\u003eSouth Central USA 1997\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1969\":[\"Count on Canton\",5170,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSoutheastern+Europe+2004\\\"\\u003eSoutheastern Europe 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1727\":[\"Advanced Causal Measurements (ACM)\",395,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2004.01.31\\\"\\u003eWaterloo local 2004.01.31\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1609\":[\"Tiling Up Blocks\",1889,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dAsia+Kaohsiung+2003\\\"\\u003eAsia Kaohsiung 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1970\":[\"The Game\",1628,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+Sharif+2004+Preliminary\\\"\\u003eTehran Sharif 2004 Preliminary\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1731\":[\"Orders\",6239,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCEOI+1999\\\"\\u003eCEOI 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1732\":[\"Phone numbers\",853,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCEOI+1999\\\"\\u003eCEOI 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1853\":[\"Cat\",334,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2004.09.19\\\"\\u003eWaterloo local 2004.09.19\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1974\":[\"The Happy Worm\",798,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+Sharif+2004+Preliminary\\\"\\u003eTehran Sharif 2004 Preliminary\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1850\":[\"Code\",4642,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dRomania+OI+2002\\\"\\u003eRomania OI 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1971\":[\"Parallelogram Counting\",1345,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+Sharif+2004+Preliminary\\\"\\u003eTehran Sharif 2004 Preliminary\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1730\":[\"Perfect Pth Powers\",3332,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2004.01.31\\\"\\u003eWaterloo local 2004.01.31\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1972\":[\"Dice Stacking\",765,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+Sharif+2004+Preliminary\\\"\\u003eTehran Sharif 2004 Preliminary\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1735\":[\"A Game on the Chessboard\",279,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCEOI+1999\\\"\\u003eCEOI 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1856\":[\"Sea Battle\",796,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCTU+Open+2002\\\"\\u003eCTU Open 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1978\":[\"Hanafuda Shuffle\",2068,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dJapan+2004+Domestic\\\"\\u003eJapan 2004 Domestic\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1736\":[\"Block Town\",234,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCEOI+1999\\\"\\u003eCEOI 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1733\":[\"Parity game\",4849,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCEOI+1999\\\"\\u003eCEOI 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1975\":[\"Median Weight Bead\",1443,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+Sharif+2004+Preliminary\\\"\\u003eTehran Sharif 2004 Preliminary\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1734\":[\"Sightseeing trip\",2696,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCEOI+1999\\\"\\u003eCEOI 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1976\":[\"A Mini Locomotive\",2107,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+Sharif+2004+Preliminary\\\"\\u003eTehran Sharif 2004 Preliminary\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1855\":[\"Mint\",379,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2004.09.19\\\"\\u003eWaterloo local 2004.09.19\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1618\":[\"Decorations\",364,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+2003\\\"\\u003eEast Central North 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lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+2003\\\"\\u003eEast Central North America 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1940\":[\"Polygon Programming with Ease\",749,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+2002\\\"\\u003eUlm Local 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1941\":[\"The Sierpinski Fractal\",1722,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+2002\\\"\\u003eUlm Local 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1702\":[\"Eva\\u0027s Balance\",1785,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly--2004.07.18\\\"\\u003ePOJ Monthly--2004.07.18\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1703\":[\"Find them, Catch them\",13398,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly--2004.07.18\\\"\\u003ePOJ Monthly--2004.07.18\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1821\":[\"Fence\",2022,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dRomania+OI+2002\\\"\\u003eRomania OI 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1942\":[\"Paths on a Grid\",6830,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+2002\\\"\\u003eUlm Local 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1700\":[\"Crossing River\",9180,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly--2004.07.18\\\"\\u003ePOJ Monthly--2004.07.18\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1701\":[\"Dissatisfying Lift\",1030,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly--2004.07.18\\\"\\u003ePOJ Monthly--2004.07.18\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1943\":[\"Hall of Fountains\",176,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+2002\\\"\\u003eUlm Local 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1948\":[\"Triangular Pastures\",2042,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2002+February\\\"\\u003eUSACO 2002 February\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1706\":[\"References\",577,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+1997\\\"\\u003eNortheastern Europe 1997\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1949\":[\"Chores\",2771,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2002+February\\\"\\u003eUSACO 2002 February\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1707\":[\"Sum of powers\",369,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+1997\\\"\\u003eNortheastern Europe 1997\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1828\":[\"Monkeys\\u0027 Pride\",2429,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dAtlas+of+rruucc%40POJ\\\"\\u003eAtlas of rruucc@POJ\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1704\":[\"Georgia and Bob\",4834,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly--2004.07.18\\\"\\u003ePOJ Monthly--2004.07.18\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1826\":[\"The Best Farm\",356,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dAtlas+of+rruucc%40POJ\\\"\\u003eAtlas of rruucc@POJ\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1705\":[\"Generational Replacement\",75,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly--2004.07.18\\\"\\u003ePOJ Monthly--2004.07.18\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1708\":[\"Game\",374,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+1997\\\"\\u003eNortheastern Europe 1997\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1709\":[\"Crossword\",197,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+1997\\\"\\u003eNortheastern Europe 1997\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1951\":[\"Extra Krunch\",1620,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2002+February\\\"\\u003eUSACO 2002 February\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1830\":[\"开关问题\",3680,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dLIANGLIANG%40POJ\\\"\\u003eLIANGLIANG@POJ\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1831\":[\"不定方程组\",202,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dqinlu%40POJ\\\"\\u003eqinlu@POJ\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1952\":[\"BUY LOW, BUY LOWER\",3165,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2002+February\\\"\\u003eUSACO 2002 February\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1710\":[\"Magic of David Copperfield\",253,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+1997\\\"\\u003eNortheastern Europe 1997\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1950\":[\"Dessert\",1838,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2002+February\\\"\\u003eUSACO 2002 February\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1834\":[\"线段处理\",56,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dqinlu%40POJ\\\"\\u003eqinlu@POJ\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1713\":[\"Divide et unita\",89,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+1997\\\"\\u003eNortheastern Europe 1997\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1835\":[\"宇航员\",2647,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dqinlu%40POJ\\\"\\u003eqinlu@POJ\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1714\":[\"The Cave\",136,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCEOI+1997\\\"\\u003eCEOI 1997\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1953\":[\"World Cup Noise\",9503,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTUD+Programming+Contest+2002\\\"\\u003eTUD Programming Contest 2002\\u003c/a\\u003e, Darmstadt, Germany\\u003c/div\\u003e\"],\"POJ-1833\":[\"排列\",7077,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dqinlu%40POJ\\\"\\u003eqinlu@POJ\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1712\":[\"Flying Stars\",124,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+1997\\\"\\u003eNortheastern Europe 1997\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1717\":[\"Dominoes\",1721,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCEOI+1997\\\"\\u003eCEOI 1997\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1838\":[\"Banana\",631,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dRomania+OI+2002\\\"\\u003eRomania OI 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1959\":[\"Darts\",785,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTUD+Programming+Contest+2002\\\"\\u003eTUD Programming Contest 2002\\u003c/a\\u003e, Darmstadt, Germany\\u003c/div\\u003e\"],\"POJ-1718\":[\"River Crossing\",225,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCEOI+1997\\\"\\u003eCEOI 1997\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1836\":[\"Alignment\",5481,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dRomania+OI+2002\\\"\\u003eRomania OI 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1715\":[\"Hexadecimal Numbers\",636,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCEOI+1997\\\"\\u003eCEOI 1997\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1837\":[\"Balance\",9003,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dRomania+OI+2002\\\"\\u003eRomania OI 2002\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1716\":[\"Integer Intervals\",4561,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCEOI+1997\\\"\\u003eCEOI 1997\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1958\":[\"Strange Towers of Hanoi\",2972,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTUD+Programming+Contest+2002\\\"\\u003eTUD Programming Contest 2002\\u003c/a\\u003e, Darmstadt, Germany\\u003c/div\\u003e\"],\"POJ-1719\":[\"Shooting Contest\",1233,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCEOI+1997\\\"\\u003eCEOI 1997\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1760\":[\"Disk Tree\",472,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2000\\\"\\u003eNortheastern Europe 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1640\":[\"Poly-polygonal Numbers\",132,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+2000\\\"\\u003eEast Central North America 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1882\":[\"Stamps\",444,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWorld+Finals+1995\\\"\\u003eWorld Finals 1995\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1761\":[\"Easy Task\",385,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCentral+Europe+2003\\\"\\u003eCentral Europe 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1401\":[\"Factorial\",8765,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCentral+Europe+2000\\\"\\u003eCentral Europe 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1886\":[\"Borrowers\",300,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWorld+Finals+1994\\\"\\u003eWorld Finals 1994\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1765\":[\"November Rain\",338,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCentral+Europe+2003\\\"\\u003eCentral Europe 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1644\":[\"To Bet or Not To Bet\",480,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+2000\\\"\\u003eEast Central North America 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1642\":[\"Stacking Cubes\",482,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+2000\\\"\\u003eEast Central North America 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1400\":[\"Complicated Expressions\",411,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCentral+Europe+2000\\\"\\u003eCentral Europe 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1763\":[\"Shortcut\",418,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCentral+Europe+2003\\\"\\u003eCentral Europe 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1405\":[\"Heritage\",2055,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dural+1108\\\"\\u003eural 1108\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1647\":[\"One-move checkmate\",401,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2001\\\"\\u003eNortheastern Europe 2001\\u003c/a\\u003e, Far-Eastern Subregion\\u003c/div\\u003e\"],\"POJ-1648\":[\"Countryside Highway\",357,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2001\\\"\\u003eNortheastern Europe 2001\\u003c/a\\u003e, Far-Eastern Subregion\\u003c/div\\u003e\"],\"POJ-1769\":[\"Minimizing maximizer\",1759,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCentral+Europe+2003\\\"\\u003eCentral Europe 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1887\":[\"Testing the CATCHER\",5307,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWorld+Finals+1994\\\"\\u003eWorld Finals 1994\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1888\":[\"Crossword Answers\",530,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWorld+Finals+1994\\\"\\u003eWorld Finals 1994\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1404\":[\"I-Keyboard\",792,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCentral+Europe+2000\\\"\\u003eCentral Europe 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1646\":[\"Double Trouble\",188,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+2000\\\"\\u003eEast Central North America 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1528\":[\"Perfection\",5696,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Atlantic+1996\\\"\\u003eMid-Atlantic 1996\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1649\":[\"Market Place\",181,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2001\\\"\\u003eNortheastern Europe 2001\\u003c/a\\u003e, Far-Eastern Subregion\\u003c/div\\u003e\"],\"POJ-1771\":[\"Elevator Stopping Plan\",426,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dAsia+Guangzhou+2003\\\"\\u003eAsia Guangzhou 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1650\":[\"Integer Approximation\",1689,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2001\\\"\\u003eNortheastern Europe 2001\\u003c/a\\u003e, Far-Eastern Subregion\\u003c/div\\u003e\"],\"POJ-1651\":[\"Multiplication Puzzle\",9055,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2001\\\"\\u003eNortheastern Europe 2001\\u003c/a\\u003e, Far-Eastern Subregion\\u003c/div\\u003e\"],\"POJ-1772\":[\"New Go Game\",90,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dAsia+Guangzhou+2003\\\"\\u003eAsia Guangzhou 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1890\":[\"Switching Channels\",168,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWorld+Finals+1994\\\"\\u003eWorld Finals 1994\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1770\":[\"Special Experiment\",566,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dAsia+Guangzhou+2003\\\"\\u003eAsia Guangzhou 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1896\":[\"Code Formatting\",397,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2003\\\"\\u003eNortheastern Europe 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1654\":[\"Area\",4488,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly--2004.05.15+Liu+Rujia%40POJ\\\"\\u003ePOJ Monthly--2004.05.15 Liu Rujia@POJ\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1775\":[\"Sum of Factorials\",3603,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dAsia+Guangzhou+2003\\\"\\u003eAsia Guangzhou 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1655\":[\"Balancing Act\",7513,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly--2004.05.15+IOI+2003+sample+task\\\"\\u003ePOJ Monthly--2004.05.15 IOI 2003 sample task\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1776\":[\"Task Sequences\",550,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dAsia+Guangzhou+2003\\\"\\u003eAsia Guangzhou 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1410\":[\"Intersection\",4021,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSouthwestern+European+Regional+Contest+1995\\\"\\u003eSouthwestern European Regional Contest 1995\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1894\":[\"Alternative Scale of Notation\",681,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2003\\\"\\u003eNortheastern Europe 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1652\":[\"Holey Cloth\",127,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2001\\\"\\u003eNortheastern Europe 2001\\u003c/a\\u003e, Far-Eastern Subregion\\u003c/div\\u003e\"],\"POJ-1411\":[\"Calling Extraterrestrial Intelligence Again\",2499,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dJapan+2002+Kanazawa\\\"\\u003eJapan 2002 Kanazawa\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1653\":[\"Compacting Stickers\",115,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2001\\\"\\u003eNortheastern Europe 2001\\u003c/a\\u003e, Far-Eastern Subregion\\u003c/div\\u003e\"],\"POJ-1416\":[\"Shredding Company\",3545,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dJapan+2002+Kanazawa\\\"\\u003eJapan 2002 Kanazawa\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1658\":[\"Eva\\u0027s Problem\",10471,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly--2004.05.15+Null\\\"\\u003ePOJ Monthly--2004.05.15 Null\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1659\":[\"Frogs\\u0027 Neighborhood\",3512,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly--2004.05.15+Alcyone%40pku\\\"\\u003ePOJ Monthly--2004.05.15 Alcyone@pku\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1898\":[\"Entropy\",129,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2003\\\"\\u003eNortheastern Europe 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1656\":[\"Counting Black\",6750,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly--2004.05.15+Liu+Rujia%40POJ\\\"\\u003ePOJ Monthly--2004.05.15 Liu Rujia@POJ\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1414\":[\"Life Line\",702,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dJapan+2002+Kanazawa\\\"\\u003eJapan 2002 Kanazawa\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1657\":[\"Distance on Chessboard\",8435,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly--2004.05.15+Liu+Rujia%40POJ\\\"\\u003ePOJ Monthly--2004.05.15 Liu Rujia@POJ\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1980\":[\"Unit Fraction Partition\",1158,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dJapan+2004+Domestic\\\"\\u003eJapan 2004 Domestic\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1742\":[\"Coins\",10408,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dLouTiancheng%40POJ\\\"\\u003eLouTiancheng@POJ\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1863\":[\"Subnumber\",100,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2001\\\"\\u003eNortheastern Europe 2001\\u003c/a\\u003e, Northern Subregion\\u003c/div\\u003e\"],\"POJ-1501\":[\"Word-Search Wonder\",478,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+1996\\\"\\u003eEast Central North America 1996\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1740\":[\"A New Stone Game\",3535,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dLouTiancheng%40POJ\\\"\\u003eLouTiancheng@POJ\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1861\":[\"Network\",4946,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2001\\\"\\u003eNortheastern Europe 2001\\u003c/a\\u003e, Northern Subregion\\u003c/div\\u003e\"],\"POJ-1862\":[\"Stripies\",9545,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2001\\\"\\u003eNortheastern Europe 2001\\u003c/a\\u003e, Northern Subregion\\u003c/div\\u003e\"],\"POJ-1988\":[\"Cube Stacking\",8251,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2004+U+S+Open\\\"\\u003eUSACO 2004 U S Open\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1504\":[\"Adding Reversed Numbers\",9537,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCentral+Europe+1998\\\"\\u003eCentral Europe 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1746\":[\"Loan\",29,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+1999\\\"\\u003eNortheastern Europe 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1505\":[\"Copying Books\",2466,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCentral+Europe+1998\\\"\\u003eCentral Europe 1998\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1989\":[\"The Cow Lineup\",2552,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2004+U+S+Open\\\"\\u003eUSACO 2004 U S Open\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1747\":[\"Expression\",443,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+1999\\\"\\u003eNortheastern Europe 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1868\":[\"Antiarithmetic?\",583,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2004.09.25\\\"\\u003eWaterloo local 2004.09.25\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1502\":[\"MPI Maelstrom\",8698,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+1996\\\"\\u003eEast Central North America 1996\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1503\":[\"Integer Inquiry\",12025,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+1996\\\"\\u003eEast Central North America 1996\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1745\":[\"Divisibility\",3587,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+1999\\\"\\u003eNortheastern Europe 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1866\":[\"Help!\",86,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2004.09.25\\\"\\u003eWaterloo local 2004.09.25\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1748\":[\"Computer Dialogue\",93,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+1999\\\"\\u003eNortheastern Europe 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1749\":[\"Lock Manager\",161,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+1999\\\"\\u003eNortheastern Europe 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1870\":[\"Bee Breeding\",606,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWorld+Finals+1999\\\"\\u003eWorld Finals 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1750\":[\"Dictionary\",797,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+1999\\\"\\u003eNortheastern Europe 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1990\":[\"MooFest\",4244,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2004+U+S+Open\\\"\\u003eUSACO 2004 U S Open\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1753\":[\"Flip Game\",18840,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2000\\\"\\u003eNortheastern Europe 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1632\":[\"Vase collection\",655,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNorthwestern+Europe+2003\\\"\\u003eNorthwestern Europe 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1754\":[\"Buffer Manager\",400,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2000\\\"\\u003eNortheastern Europe 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1872\":[\"A Dicey Problem\",243,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWorld+Finals+1999\\\"\\u003eWorld Finals 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1751\":[\"Highways\",6372,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+1999\\\"\\u003eNortheastern Europe 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1631\":[\"Bridging signals\",7056,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNorthwestern+Europe+2003\\\"\\u003eNorthwestern Europe 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1873\":[\"The Fortified Forest\",1673,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWorld+Finals+1999\\\"\\u003eWorld Finals 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1752\":[\"Advertisement\",359,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+1999\\\"\\u003eNortheastern Europe 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1636\":[\"Prison rearrangement\",2044,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNorthwestern+Europe+2003\\\"\\u003eNorthwestern Europe 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1878\":[\"Jill\\u0027s Bike\",280,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWorld+Finals+1995\\\"\\u003eWorld Finals 1995\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1637\":[\"Sightseeing tour\",3003,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNorthwestern+Europe+2003\\\"\\u003eNorthwestern Europe 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1634\":[\"Who\\u0027s the boss?\",801,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNorthwestern+Europe+2003\\\"\\u003eNorthwestern Europe 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1755\":[\"Triathlon\",1106,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2000\\\"\\u003eNortheastern Europe 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1635\":[\"Subway tree systems\",2164,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNorthwestern+Europe+2003\\\"\\u003eNorthwestern Europe 2003\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1877\":[\"Flooded!\",1674,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWorld+Finals+1999\\\"\\u003eWorld Finals 1999\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1519\":[\"Digital Roots\",8099,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dGreater+New+York+2000\\\"\\u003eGreater New York 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1517\":[\"u Calculate e\",10021,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dGreater+New+York+2000\\\"\\u003eGreater New York 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1759\":[\"Garland\",1460,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2000\\\"\\u003eNortheastern Europe 2000\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1639\":[\"Picnic Planning\",2375,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dEast+Central+North+America+2000\\\"\\u003eEast Central North America 2000\\u003c/a\\u003e\\u003c/div\\u003e\"]}","joined":false,"groups":{}},"managingGroups":{},"author":"Isun","updateTime":1706160779000,"title":"多版本POJ题目分类及算法分类","dislikeCnt":0,"content":"按照ac的代码长度分类(主要参考最短代码和自己写的代码)\u003cbr\u003e\n短代码:0.01K--0.50K;中短代码:0.51K--1.00K;中等代码量:1.01K--2.00K;长代码:2.01K以上。 \u003c/p\u003e\n\u003cp\u003e短:[problem:POJ-1147]、[problem:POJ-1163]、[problem:POJ-1922]、[problem:POJ-2211]、[problem:POJ-2215]、[problem:POJ-2229]、[problem:POJ-2232]、[problem:POJ-2234]、[problem:POJ-2242]、[problem:POJ-2245]、[problem:POJ-2262]、[problem:POJ-2301]、[problem:POJ-2309]、[problem:POJ-2313]、[problem:POJ-2334]、[problem:POJ-2346]、[problem:POJ-2348]、[problem:POJ-2350]、[problem:POJ-2352]、[problem:POJ-2381]、[problem:POJ-2405]、[problem:POJ-2406]; \u003c/p\u003e\n\u003cp\u003e中短:[problem:POJ-1014]、[problem:POJ-1281]、[problem:POJ-1618]、[problem:POJ-1928]、[problem:POJ-1961]、[problem:POJ-2054]、[problem:POJ-2082]、[problem:POJ-2085]、[problem:POJ-2213]、[problem:POJ-2214]、[problem:POJ-2244]、[problem:POJ-2247]、[problem:POJ-2255]、[problem:POJ-2257]、[problem:POJ-2258]、[problem:POJ-2260]、[problem:POJ-2265]、[problem:POJ-2272]、[problem:POJ-2273]、[problem:POJ-2275]、[problem:POJ-2287]、[problem:POJ-2299]、[problem:POJ-2329]、[problem:POJ-2376]; \u003c/p\u003e\n\u003cp\u003e中等:[problem:POJ-1001]、[problem:POJ-1018]、[problem:POJ-1037]、[problem:POJ-1039]、[problem:POJ-1054]、[problem:POJ-1125]、[problem:POJ-1655]、[problem:POJ-2165]、[problem:POJ-2210]、[problem:POJ-2212]、[problem:POJ-2225]、[problem:POJ-2240]、[problem:POJ-2241]、[problem:POJ-2243]、[problem:POJ-2246]、[problem:POJ-2254]、[problem:POJ-2303]、[problem:POJ-2312]、[problem:POJ-2339]; \u003c/p\u003e\n\u003cp\u003e长:[problem:POJ-1009]、[problem:POJ-1010]、[problem:POJ-1015]、[problem:POJ-2050]。 \u003c/p\u003e\n\u003cp\u003e附注: \u003c/p\u003e\n\u003cp\u003e短(中短)代码但要有思想(一定难度):[problem:POJ-1014]、[problem:POJ-1147]、[problem:POJ-1618]、[problem:POJ-1961]、[problem:POJ-2054]、[problem:POJ-2082]、[problem:POJ-2232]、[problem:POJ-2244]、[problem:POJ-2255]、[problem:POJ-2273]、[problem:POJ-2287]、[problem:POJ-2299]、[problem:POJ-2313]、[problem:POJ-2348]、[problem:POJ-2352]、[problem:POJ-2376]、[problem:POJ-2406]; \u003c/p\u003e\n\u003cp\u003e长代码但没有难度:[problem:POJ-2050]。 \u003c/p\u003e\n\u003cp\u003e---------------------------------------------------------------------------------------------------------------------------\u003cbr\u003e\n动态规划:\u003cbr\u003e\n[problem:POJ-1037] A decorative fence、[problem:POJ-1050] To the Max、[problem:POJ-1088] 滑雪、[problem:POJ-1125] Stockbroker Grapevine、[problem:POJ-1141] Brackets Sequence、[problem:POJ-1159] Palindrome、[problem:POJ-1160] Post Office、[problem:POJ-1163] The Triangle、[problem:POJ-1458] Common Subsequence、[problem:POJ-1579] Function Run Fun、[problem:POJ-1887] Testing the CATCHER、[problem:POJ-1953] World Cup Noise、[problem:POJ-2386] Lake Counting \u003c/p\u003e\n\u003cp\u003e简单、模拟题:\u003cbr\u003e\n[problem:POJ-1001] Exponentiation 、[problem:POJ-1002] 487-[problem:POJ-3279]、[problem:POJ-1003] Hangover 、[problem:POJ-1701] Dissatisfying Lift、[problem:POJ-2301] Beat the Spread!、[problem:POJ-2304] Combination Lock、[problem:POJ-2328] Guessing Game、[problem:POJ-2403] Hay Points 、[problem:POJ-2406] Power Strings、[problem:POJ-2339] Rock, Scissors, Paper、[problem:POJ-2350] Above Average、[problem:POJ-2218] Does This Make Me Look Fat?、[problem:POJ-2260] Error Correction、[problem:POJ-2262] Goldbach\\\u0027s Conjecture、[problem:POJ-2272] Bullseye、[problem:POJ-2136] Vertical Histogram、[problem:POJ-2174] Decoding Task、[problem:POJ-2183] Bovine Math Geniuses、[problem:POJ-2000] Gold Coins、[problem:POJ-2014] Flow Layout、[problem:POJ-2051] Argus、[problem:POJ-2081] Calendar、[problem:POJ-1918] Ranking List、[problem:POJ-1922] Ride to School、[problem:POJ-1970] The Game、[problem:POJ-1972] Dice Stacking、[problem:POJ-1974] The Happy Worm、[problem:POJ-1978] Hanafuda Shuffle、[problem:POJ-1979] Red and Black、[problem:POJ-1617] Crypto Columns、[problem:POJ-1666] Candy Sharing Game、[problem:POJ-1674] Sorting by Swapping、[problem:POJ-1503] Integer Inquiry、[problem:POJ-1504] Adding Reversed Numbers、[problem:POJ-1528] Perfection、[problem:POJ-1546] Basically Speaking、[problem:POJ-1547] Clay Bully、[problem:POJ-1573] Robot Motion、[problem:POJ-1575] Easier Done Than Said?、[problem:POJ-1581] A Contesting Decision、[problem:POJ-1590] Palindromes、[problem:POJ-1454] Factorial Frequencies、[problem:POJ-1363] Rails、[problem:POJ-1218] THE DRUNK JAILER、[problem:POJ-1281] MANAGER、[problem:POJ-1132] Border、[problem:POJ-1028] Web Navigation、\u003cbr\u003e\n博弈类\u003cbr\u003e\n[problem:POJ-1067] 取石子游戏、[problem:POJ-1740] A New Stone Game、[problem:POJ-2234] Matches Game、[problem:POJ-1082] Calendar Game 、[problem:POJ-2348] Euclid\\\u0027s Game、[problem:POJ-2413] How many Fibs?、[problem:POJ-2419] Forests\u003cbr\u003e\n初等数学\u003cbr\u003e\n[problem:POJ-1003] Hangover、[problem:POJ-1045] Bode Plot、[problem:POJ-1254] Hansel and Grethel、[problem:POJ-1269] Intersecting Lines、[problem:POJ-1401] Factorial、[problem:POJ-1410] Intersection、[problem:POJ-2363] Blocks 、[problem:POJ-2365] Rope、[problem:POJ-2242] The Circumference of the Circle、[problem:POJ-2291] Rotten Ropes、[problem:POJ-2295] A DP Problem、[problem:POJ-2126] Factoring a Polynomial、[problem:POJ-2191] Mersenne Composite Numbers、[problem:POJ-2196] Specialized Four-Digit Numbers、[problem:POJ-1914] Cramer\\\u0027s Rule、[problem:POJ-1835] 宇航员、[problem:POJ-1799] Yeehaa!、[problem:POJ-1607] Deck、[problem:POJ-1244] Slots of Fun、[problem:POJ-1269] Intersecting Lines、[problem:POJ-1299] Polar Explorer、[problem:POJ-1183] 反正切函数的应用、 \u003c/p\u003e\n\u003cp\u003e图论及组合数学\u003cbr\u003e\n[problem:POJ-2421] Constructing Roads、[problem:POJ-2369] Permutations、[problem:POJ-2234] Matches Game、[problem:POJ-2243] Knight Moves、[problem:POJ-2249] Binomial Showdown、[problem:POJ-2255] Tree Recovery、[problem:POJ-2084] Game of Connections、[problem:POJ-1906] Three powers、[problem:POJ-1833] 排列、[problem:POJ-1850] Code、[problem:POJ-1562] Oil Deposits、[problem:POJ-1496] Word Index、[problem:POJ-1306] Combinations、[problem:POJ-1125] Stockbroker Grapevine、[problem:POJ-1129] Channel Allocation、[problem:POJ-1146] ID Codes、[problem:POJ-1095] Trees Made to Order、找规律2247 Humble Numbers、[problem:POJ-2309] BST、[problem:POJ-2346] Lucky tickets、[problem:POJ-2370] Democracy in danger、[problem:POJ-2365] Rope、[problem:POJ-2101] Honey and Milk Land \u003cbr\u003e\n[problem:POJ-2028] When Can We Meet?、[problem:POJ-2084] Game of Connections、[problem:POJ-1915] Knight Moves、[problem:POJ-1922] Ride to School、[problem:POJ-1941] The Sierpinski Fractal、[problem:POJ-1953] World Cup Noise、[problem:POJ-1958] Strange Towers of Hanoi、[problem:POJ-1969] Count on Canton、[problem:POJ-1806] Manhattan [problem:POJ-2025]、[problem:POJ-1809] Regetni、[problem:POJ-1844] Sum、[problem:POJ-1870] Bee Breeding、[problem:POJ-1702] Eva\\\u0027s Balance、[problem:POJ-1728] A flea on a chessboard、[problem:POJ-1604] Just the Facts、[problem:POJ-1642] Stacking Cubes、[problem:POJ-1656] Counting Black、[problem:POJ-1657] Distance on Chessboard、[problem:POJ-1662] CoIns、[problem:POJ-1663] Number Steps、[problem:POJ-1313] Booklet Printing、[problem:POJ-1316] Self Numbers、[problem:POJ-1320] Street Numbers、[problem:POJ-1323] Game Prediction、[problem:POJ-1338] Ugly Numbers、[problem:POJ-1244] Slots of Fun、[problem:POJ-1250] Tanning Salon、[problem:POJ-1102] LC-Display、[problem:POJ-1147] Binary codes、[problem:POJ-1013] Counterfeit Dollar、\u003cbr\u003e\n---------------------------------------------------------------------------------------------------------------------------\u003cbr\u003e\n题目分类\u003cbr\u003e\n排序 [problem:POJ-1002](需要字符处理,排序用快排即可) [problem:POJ-1007](稳定的排序) [problem:POJ-2159](题意较难懂) [problem:POJ-2231] [problem:POJ-2371](简单排序) [problem:POJ-2388](顺序统计算法) [problem:POJ-2418](二叉排序树) \u003c/p\u003e\n\u003cp\u003e回溯搜索:[problem:POJ-1979](和迷宫类似) [problem:POJ-1980](对剪枝要求较高) \u003c/p\u003e\n\u003cp\u003e数学计算\u0026nbsp;\u0026nbsp; 简单(或不值得做的题):[problem:POJ-1003] [problem:POJ-1004] [problem:POJ-1005] [problem:POJ-1068] [problem:POJ-1326] [problem:POJ-1656] [problem:POJ-1657] [problem:POJ-1658] [problem:POJ-1663] [problem:POJ-1922] [problem:POJ-1978] [problem:POJ-2000] [problem:POJ-2013] [problem:POJ-2014] [problem:POJ-2017] [problem:POJ-2070] [problem:POJ-2101] [problem:POJ-2105] [problem:POJ-2140] [problem:POJ-2190] [problem:POJ-2272] [problem:POJ-2301] [problem:POJ-2405] [problem:POJ-2419]\u003cbr\u003e\n\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp; 中等:[problem:POJ-1006](中国剩余定理) [problem:POJ-1323] [problem:POJ-1969] [problem:POJ-2015](解密码) [problem:POJ-2081](预处理) [problem:POJ-2085](找规律)\u003cbr\u003e\n难:\u0026nbsp;\u0026nbsp; [problem:POJ-1014] [problem:POJ-1037] [problem:POJ-1147] [problem:POJ-2082]\u0026nbsp;\u0026nbsp; (这些是上课讲的) \u003c/p\u003e\n\u003cp\u003e高精度计算:[problem:POJ-1001](高精度乘法) [problem:POJ-2413](高精度加法,还有二分查找) \u003c/p\u003e\n\u003cp\u003e历法:[problem:POJ-1008] [problem:POJ-2080] (这种题要小心) \u003c/p\u003e\n\u003cp\u003e枚举:[problem:POJ-1054](剪枝要求较高) [problem:POJ-1650] (小数的精度问题) \u003c/p\u003e\n\u003cp\u003e数据结构的典型算法:[problem:POJ-1125](弗洛伊德算法) [problem:POJ-2421](图的最小生成树) \u003c/p\u003e\n\u003cp\u003e动态规划:[problem:POJ-1163](经典题) \u003c/p\u003e\n\u003cp\u003e贪心:[problem:POJ-1328] [problem:POJ-1755](或用单纯形方法) [problem:POJ-2054] \u003c/p\u003e\n\u003cp\u003e模拟: [problem:POJ-1281] [problem:POJ-1928] [problem:POJ-2083] [problem:POJ-2141] [problem:POJ-2015] \u003c/p\u003e\n\u003cp\u003e递归: [problem:POJ-1664]\u003cbr\u003e\n字符串处理:[problem:POJ-2121] [problem:POJ-2403] \u003c/p\u003e\n\u003cp\u003e---------------------------------------------------------------------------------------------------------------------------\u003cbr\u003e\n有标准模型的:\u003cbr\u003e\n[problem:POJ-1125] [problem:POJ-1163] [problem:POJ-1183] [problem:POJ-1979] [problem:POJ-1185] [problem:POJ-1184] [problem:POJ-1187]\u003cbr\u003e\n寻找新算法的:\u003cbr\u003e\n[problem:POJ-1014] [problem:POJ-1067] [problem:POJ-1147] [problem:POJ-1922] [problem:POJ-2082]\u003cbr\u003e\n调节情绪用:\u003cbr\u003e\n[problem:POJ-1004] 950 [problem:POJ-1218] [problem:POJ-1281] [problem:POJ-1928] [problem:POJ-1978] [problem:POJ-2000] [problem:POJ-2027] \u003c/p\u003e\n\u003cp\u003e---------------------------------------------------------------------------------------------------------------------------\u003cbr\u003e\n主流算法:\u003cbr\u003e\n1.搜索 //回溯\u003cbr\u003e\n2.DP(动态规划) \u003cbr\u003e\n3.贪心 \u003cbr\u003e\n4.图论 //Dijkstra、最小生成树、网络流\u003cbr\u003e\n5.数论 //解模线性方程\u003cbr\u003e\n6.计算几何 //凸壳、同等安置矩形的并的面积与周长\u003cbr\u003e\n7.组合数学 //Polya定理\u003cbr\u003e\n8.模拟 \u003cbr\u003e\n9.数据结构 //并查集、堆\u003cbr\u003e\n10.博弈论 \u003cbr\u003e\n//表示举例 \u003c/p\u003e\n\u003cp\u003e非主流算法:\u003cbr\u003e\n1.送分题 \u003cbr\u003e\n2.构造 \u003cbr\u003e\n3.高精度 \u003cbr\u003e\n4.几何 \u003cbr\u003e\n5.排序 \u003cbr\u003e\n6.日期/时间处理 (这类题目相当多的)\u003cbr\u003e\n7.数学方法 \u003cbr\u003e\n8.枚举 \u003cbr\u003e\n9.递推 \u003cbr\u003e\n10.递归 \u003cbr\u003e\n11.分治 \u003c/p\u003e\n\u003cp\u003e\u003cbr\u003e\n说明:\u003cbr\u003e\n 显然“送分题”不是一种算法。但是ACM竞赛中经常有一些很简单很简单的题目,具体涉及内容繁杂,难以归类,干脆就管他们叫送分题。\u003cbr\u003e\n 几何不同于计算几何,计算几何或者叫S计算几何,以Shamos在1975年发表的一篇论文为诞生标志。其实两者有很大的不同。 \u003c/p\u003e\n\u003cp\u003e部分题目分类统计: \u003c/p\u003e\n\u003cp\u003e网络流:\u003cbr\u003e\n最大流:\u003cbr\u003e\n[problem:POJ-1087] a plug for UNIX\u003cbr\u003e\n[problem:POJ-1149] PIGS\u003cbr\u003e\n[problem:POJ-1273] drainage ditches\u003cbr\u003e\n[problem:POJ-1274] the perfect stall\u003cbr\u003e\n[problem:POJ-1325] machine schedule\u003cbr\u003e\n[problem:POJ-1459] power network\u003cbr\u003e\n[problem:POJ-2239] selecting courses\u003cbr\u003e\n最小费用最大流:\u003cbr\u003e\n[problem:POJ-2195] going home\u003cbr\u003e\n?[problem:POJ-2400] supervisor, supervisee \u003c/p\u003e\n\u003cp\u003e压缩存储的DP\u003cbr\u003e\n[problem:POJ-1038] bugs integrated inc\u003cbr\u003e\n[problem:POJ-1185] 炮兵阵地\u003cbr\u003e\n[problem:POJ-2430] lazy cow \u003c/p\u003e\n\u003cp\u003e最长公共子串(LCS):\u003cbr\u003e\n[problem:POJ-1080] human gene functions\u003cbr\u003e\n[problem:POJ-1159] palindrome\u003cbr\u003e\n[problem:POJ-1458] common subsequence\u003cbr\u003e\n[problem:POJ-2192] zipper \u003c/p\u003e\n\u003cp\u003e凸包\u003cbr\u003e\n[problem:POJ-1113] wall\u003cbr\u003e\n[problem:POJ-2187] beauty contest \u003c/p\u003e\n\u003cp\u003e\u003cbr\u003e\n--------------------------------------------------------------------------------------------------------------------------- \u003c/p\u003e\n\u003cp\u003e说明:递推算动归, 离散化算数据结构, 并查集算数据结构, 博弈算动归, 麻烦题一般都是不错的综合题, 最短路算图论,数据的有序化算排序 \u003c/p\u003e\n\u003cp\u003e麻烦题:\u003cbr\u003e\n[problem:POJ-1697], [problem:POJ-1712], [problem:POJ-1713], [problem:POJ-1720], [problem:POJ-1729], [problem:POJ-1765], [problem:POJ-1772], [problem:POJ-1858], [problem:POJ-1872], [problem:POJ-1960], [problem:POJ-1963], [problem:POJ-2050], [problem:POJ-2122], [problem:POJ-2162], [problem:POJ-2219], [problem:POJ-2237], \u003c/p\u003e\n\u003cp\u003e简单题目:\u003cbr\u003e\n[problem:POJ-1000], [problem:POJ-1003], [problem:POJ-1004], [problem:POJ-1005], [problem:POJ-1007], [problem:POJ-1046], [problem:POJ-1207], [problem:POJ-1226], [problem:POJ-1401], [problem:POJ-1504], [problem:POJ-1552], [problem:POJ-1607], [problem:POJ-1657], [problem:POJ-1658], [problem:POJ-1674], [problem:POJ-1799], [problem:POJ-1862], [problem:POJ-1906], [problem:POJ-1922], [problem:POJ-1929], [problem:POJ-1931], [problem:POJ-1969], [problem:POJ-1976], [problem:POJ-2000], [problem:POJ-2005], [problem:POJ-2017], [problem:POJ-2027], [problem:POJ-2070], [problem:POJ-2101], [problem:POJ-2105], [problem:POJ-2109], [problem:POJ-2116], [problem:POJ-2136], [problem:POJ-2160], [problem:POJ-2190], [problem:POJ-2232], [problem:POJ-2234], [problem:POJ-2275], [problem:POJ-2301], [problem:POJ-2350], [problem:POJ-2363], [problem:POJ-2389], [problem:POJ-2393], [problem:POJ-2413], [problem:POJ-2419], \u003cbr\u003e\n推荐:\u003cbr\u003e\n[problem:POJ-1063], [problem:POJ-1064], [problem:POJ-1131], [problem:POJ-1140], [problem:POJ-1715], [problem:POJ-2163], \u003c/p\u003e\n\u003cp\u003e杂题:\u003cbr\u003e\n[problem:POJ-1014], [problem:POJ-1218], [problem:POJ-1316], [problem:POJ-1455], [problem:POJ-1517], [problem:POJ-1547], [problem:POJ-1580], [problem:POJ-1604], [problem:POJ-1663], [problem:POJ-1678], [problem:POJ-1749], [problem:POJ-1804], [problem:POJ-2013], [problem:POJ-2014], [problem:POJ-2056], [problem:POJ-2059], [problem:POJ-2100], [problem:POJ-2188], [problem:POJ-2189], [problem:POJ-2218], [problem:POJ-2229], [problem:POJ-2249], [problem:POJ-2290], [problem:POJ-2302], [problem:POJ-2304], [problem:POJ-2309], [problem:POJ-2313], [problem:POJ-2316], [problem:POJ-2323], [problem:POJ-2326], [problem:POJ-2368], [problem:POJ-2369], [problem:POJ-2371], [problem:POJ-2402], [problem:POJ-2405], [problem:POJ-2407], \u003cbr\u003e\n推荐:\u003cbr\u003e\n[problem:POJ-1146], [problem:POJ-1147], [problem:POJ-1148], [problem:POJ-1171], [problem:POJ-1389], [problem:POJ-1433], [problem:POJ-1468], [problem:POJ-1519], [problem:POJ-1631], [problem:POJ-1646], [problem:POJ-1672], [problem:POJ-1681], [problem:POJ-1700], [problem:POJ-1701], [problem:POJ-1705], [problem:POJ-1728], [problem:POJ-1735], [problem:POJ-1736], [problem:POJ-1752], [problem:POJ-1754], [problem:POJ-1755], [problem:POJ-1769], [problem:POJ-1781], [problem:POJ-1787], [problem:POJ-1796], [problem:POJ-1797], [problem:POJ-1833], [problem:POJ-1844], [problem:POJ-1882], [problem:POJ-1933], [problem:POJ-1941], [problem:POJ-1978], [problem:POJ-2128], [problem:POJ-2166], [problem:POJ-2328], [problem:POJ-2383], [problem:POJ-2420], \u003c/p\u003e\n\u003cp\u003e高精度:\u003cbr\u003e\n[problem:POJ-1001], [problem:POJ-1220], [problem:POJ-1405], [problem:POJ-1503], \u003c/p\u003e\n\u003cp\u003e排序:\u003cbr\u003e\n[problem:POJ-1002], [problem:POJ-1318], [problem:POJ-1877], [problem:POJ-1928], [problem:POJ-1971], [problem:POJ-1974], [problem:POJ-1990], [problem:POJ-2001], [problem:POJ-2002], [problem:POJ-2092], [problem:POJ-2379], [problem:POJ-2388], [problem:POJ-2418], \u003cbr\u003e\n推荐:\u003cbr\u003e\n[problem:POJ-1423], [problem:POJ-1694], [problem:POJ-1723], [problem:POJ-1727], [problem:POJ-1763], [problem:POJ-1788], [problem:POJ-1828], [problem:POJ-1838], [problem:POJ-1840], [problem:POJ-2201], [problem:POJ-2376], [problem:POJ-2377], [problem:POJ-2380], \u003c/p\u003e\n\u003cp\u003e搜索\u003cbr\u003e\n容易:\u003cbr\u003e\n[problem:POJ-1128], [problem:POJ-1166], [problem:POJ-1176], [problem:POJ-1231], [problem:POJ-1256], [problem:POJ-1270], [problem:POJ-1321], [problem:POJ-1543], [problem:POJ-1606], [problem:POJ-1664], [problem:POJ-1731], [problem:POJ-1742], [problem:POJ-1745], [problem:POJ-1847], [problem:POJ-1915], [problem:POJ-1950], [problem:POJ-2038], [problem:POJ-2157], [problem:POJ-2182], [problem:POJ-2183], [problem:POJ-2381], [problem:POJ-2386], [problem:POJ-2426], \u003cbr\u003e\n不易:\u003cbr\u003e\n[problem:POJ-1024], [problem:POJ-1054], [problem:POJ-1117], [problem:POJ-1167], [problem:POJ-1708], [problem:POJ-1746], [problem:POJ-1775], [problem:POJ-1878], [problem:POJ-1903], [problem:POJ-1966], [problem:POJ-2046], [problem:POJ-2197], [problem:POJ-2349], \u003cbr\u003e\n推荐:\u003cbr\u003e\n[problem:POJ-1011], [problem:POJ-1190], [problem:POJ-1191], [problem:POJ-1416], [problem:POJ-1579], [problem:POJ-1632], [problem:POJ-1639], [problem:POJ-1659], [problem:POJ-1680], [problem:POJ-1683], [problem:POJ-1691], [problem:POJ-1709], [problem:POJ-1714], [problem:POJ-1753], [problem:POJ-1771], [problem:POJ-1826], [problem:POJ-1855], [problem:POJ-1856], [problem:POJ-1890], [problem:POJ-1924], [problem:POJ-1935], [problem:POJ-1948], [problem:POJ-1979], [problem:POJ-1980], [problem:POJ-2170], [problem:POJ-2288], [problem:POJ-2331], [problem:POJ-2339], [problem:POJ-2340], \u003c/p\u003e\n\u003cp\u003e数据结构\u003cbr\u003e\n容易:\u003cbr\u003e\n[problem:POJ-1182], [problem:POJ-1656], [problem:POJ-2021], [problem:POJ-2023], [problem:POJ-2051], [problem:POJ-2153], [problem:POJ-2227], [problem:POJ-2236], [problem:POJ-2247], [problem:POJ-2352], [problem:POJ-2395], \u003cbr\u003e\n不易:\u003cbr\u003e\n[problem:POJ-1145], [problem:POJ-1177], [problem:POJ-1195], [problem:POJ-1227], [problem:POJ-1661], [problem:POJ-1834], \u003cbr\u003e\n推荐:\u003cbr\u003e\n[problem:POJ-1330], [problem:POJ-1338], [problem:POJ-1451], [problem:POJ-1470], [problem:POJ-1634], [problem:POJ-1689], [problem:POJ-1693], [problem:POJ-1703], [problem:POJ-1724], [problem:POJ-1988], [problem:POJ-2004], [problem:POJ-2010], [problem:POJ-2119], [problem:POJ-2274], \u003c/p\u003e\n\u003cp\u003e动态规划\u003cbr\u003e\n容易:\u003cbr\u003e\n[problem:POJ-1018], [problem:POJ-1050], [problem:POJ-1083], [problem:POJ-1088], [problem:POJ-1125], [problem:POJ-1143], [problem:POJ-1157], [problem:POJ-1163], [problem:POJ-1178], [problem:POJ-1179], [problem:POJ-1189], [problem:POJ-1208], [problem:POJ-1276], [problem:POJ-1322], [problem:POJ-1414], [problem:POJ-1456], [problem:POJ-1458], [problem:POJ-1609], [problem:POJ-1644], [problem:POJ-1664], [problem:POJ-1690], [problem:POJ-1699], [problem:POJ-1740], [problem:POJ-1742], [problem:POJ-1887], [problem:POJ-1926], [problem:POJ-1936], [problem:POJ-1952], [problem:POJ-1953], [problem:POJ-1958], [problem:POJ-1959], [problem:POJ-1962], [problem:POJ-1975], [problem:POJ-1989], [problem:POJ-2018], [problem:POJ-2029], [problem:POJ-2033], [problem:POJ-2063], [problem:POJ-2081], [problem:POJ-2082], [problem:POJ-2181], [problem:POJ-2184], [problem:POJ-2192], [problem:POJ-2231], [problem:POJ-2279], [problem:POJ-2329], [problem:POJ-2336], [problem:POJ-2346], [problem:POJ-2353], [problem:POJ-2355], [problem:POJ-2356], [problem:POJ-2385], [problem:POJ-2392], [problem:POJ-2424], \u003cbr\u003e\n不易:\u003cbr\u003e\n[problem:POJ-1019], [problem:POJ-1037], [problem:POJ-1080], [problem:POJ-1112], [problem:POJ-1141], [problem:POJ-1170], [problem:POJ-1192], [problem:POJ-1239], [problem:POJ-1655], [problem:POJ-1695], [problem:POJ-1707], [problem:POJ-1733], [problem:POJ-1737], [problem:POJ-1837], [problem:POJ-1850], [problem:POJ-1920], [problem:POJ-1934], [problem:POJ-1937], [problem:POJ-1964], [problem:POJ-2039], [problem:POJ-2138], [problem:POJ-2151], [problem:POJ-2161], [problem:POJ-2178], \u003cbr\u003e\n推荐:\u003cbr\u003e\n[problem:POJ-1015], [problem:POJ-1635], [problem:POJ-1636], [problem:POJ-1671], [problem:POJ-1682], [problem:POJ-1692], [problem:POJ-1704], [problem:POJ-1717], [problem:POJ-1722], [problem:POJ-1726], [problem:POJ-1732], [problem:POJ-1770], [problem:POJ-1821], [problem:POJ-1853], [problem:POJ-1949], [problem:POJ-2019], [problem:POJ-2127], [problem:POJ-2176], [problem:POJ-2228], [problem:POJ-2287], [problem:POJ-2342], [problem:POJ-2374], [problem:POJ-2378], [problem:POJ-2384], [problem:POJ-2411], \u003c/p\u003e\n\u003cp\u003e字符串:\u003cbr\u003e\n[problem:POJ-1488], [problem:POJ-1598], [problem:POJ-1686], [problem:POJ-1706], [problem:POJ-1747], [problem:POJ-1748], [problem:POJ-1750], [problem:POJ-1760], [problem:POJ-1782], [problem:POJ-1790], [problem:POJ-1866], [problem:POJ-1888], [problem:POJ-1896], [problem:POJ-1951], [problem:POJ-2003], [problem:POJ-2121], [problem:POJ-2141], [problem:POJ-2145], [problem:POJ-2159], [problem:POJ-2337], [problem:POJ-2359], [problem:POJ-2372], [problem:POJ-2406], [problem:POJ-2408], \u003c/p\u003e\n\u003cp\u003e贪心:\u003cbr\u003e\n[problem:POJ-1042], [problem:POJ-1065], [problem:POJ-1230], [problem:POJ-1323], [problem:POJ-1477], [problem:POJ-1716], [problem:POJ-1784], \u003c/p\u003e\n\u003cp\u003e图论\u003cbr\u003e\n容易:\u003cbr\u003e\n[problem:POJ-1161], [problem:POJ-1164], [problem:POJ-1258], [problem:POJ-1175], [problem:POJ-1308], [problem:POJ-1364], [problem:POJ-1776], [problem:POJ-1789], [problem:POJ-1861], [problem:POJ-1939], [problem:POJ-1940], [problem:POJ-1943], [problem:POJ-2075], [problem:POJ-2139], [problem:POJ-2387], [problem:POJ-2394], [problem:POJ-2421], \u003cbr\u003e\n不易:\u003cbr\u003e\n[problem:POJ-1041], [problem:POJ-1062], [problem:POJ-1158], [problem:POJ-1172], [problem:POJ-1201], [problem:POJ-1275], [problem:POJ-1718], [problem:POJ-1734], [problem:POJ-1751], [problem:POJ-1904], [problem:POJ-1932], [problem:POJ-2173], [problem:POJ-2175], [problem:POJ-2296], \u003cbr\u003e\n网络流:\u003cbr\u003e\n[problem:POJ-1087], [problem:POJ-1273], [problem:POJ-1698], [problem:POJ-1815], [problem:POJ-2195], \u003cbr\u003e\n匹配:\u003cbr\u003e\n[problem:POJ-1274], [problem:POJ-1422], [problem:POJ-1469], [problem:POJ-1719], [problem:POJ-2060], [problem:POJ-2239], \u003cbr\u003e\nEuler:\u003cbr\u003e\n[problem:POJ-1237], [problem:POJ-1637], [problem:POJ-1394], [problem:POJ-2230], \u003cbr\u003e\n推荐:\u003cbr\u003e\n[problem:POJ-2049], [problem:POJ-2186], \u003c/p\u003e\n\u003cp\u003e计算几何\u003cbr\u003e\n容易:\u003cbr\u003e\n[problem:POJ-1319], [problem:POJ-1654], [problem:POJ-1673], [problem:POJ-1675], [problem:POJ-1836], [problem:POJ-2074], [problem:POJ-2137], [problem:POJ-2318], \u003cbr\u003e\n不易:\u003cbr\u003e\n[problem:POJ-1685], [problem:POJ-1687], [problem:POJ-1696], [problem:POJ-1873], [problem:POJ-1901], [problem:POJ-2172], [problem:POJ-2333], \u003cbr\u003e\n凸包:\u003cbr\u003e\n[problem:POJ-1113], [problem:POJ-1228], [problem:POJ-1794], [problem:POJ-2007], [problem:POJ-2187], \u003c/p\u003e\n\u003cp\u003e模拟\u003cbr\u003e\n容易:\u003cbr\u003e\n[problem:POJ-1006], [problem:POJ-1008], [problem:POJ-1013], [problem:POJ-1016], [problem:POJ-1017], [problem:POJ-1169], [problem:POJ-1298], [problem:POJ-1326], [problem:POJ-1350], [problem:POJ-1363], [problem:POJ-1676], [problem:POJ-1786], [problem:POJ-1791], [problem:POJ-1835], [problem:POJ-1970], [problem:POJ-2317], [problem:POJ-2325], [problem:POJ-2390], \u003cbr\u003e\n不易:\u003cbr\u003e\n[problem:POJ-1012], [problem:POJ-1082], [problem:POJ-1099], [problem:POJ-1114], [problem:POJ-1642], [problem:POJ-1677], [problem:POJ-1684], [problem:POJ-1886], \u003c/p\u003e\n\u003cp\u003e数学\u003cbr\u003e\n容易:\u003cbr\u003e\n[problem:POJ-1061], [problem:POJ-1091], [problem:POJ-1142], [problem:POJ-1289], [problem:POJ-1305], [problem:POJ-1306], [problem:POJ-1320], [problem:POJ-1565], [problem:POJ-1665], [problem:POJ-1666], [problem:POJ-1730], [problem:POJ-1894], [problem:POJ-1914], [problem:POJ-2006], [problem:POJ-2042], [problem:POJ-2142], [problem:POJ-2158], [problem:POJ-2174], [problem:POJ-2262], [problem:POJ-2305], [problem:POJ-2321], [problem:POJ-2348], \u003cbr\u003e\n不易:\u003cbr\u003e\n[problem:POJ-1067], [problem:POJ-1183], [problem:POJ-1430], [problem:POJ-1759], [problem:POJ-1868], [problem:POJ-1942], [problem:POJ-2167], [problem:POJ-2171], [problem:POJ-2327], \u003cbr\u003e\n推荐:\u003cbr\u003e\n[problem:POJ-1423], [problem:POJ-1450], [problem:POJ-1640], [problem:POJ-1702], [problem:POJ-1710], [problem:POJ-1721], [problem:POJ-1761], [problem:POJ-1830], [problem:POJ-1930], [problem:POJ-2140], \u003c/p\u003e\n\u003cp\u003e---------------------------------------------------------------------------------------------------------------------------\u003cbr\u003e\nPOJ部分题目分类\u003cbr\u003e\n算法入门(简单题)\u003cbr\u003e\n[problem:POJ-1000] [problem:POJ-1003] [problem:POJ-1004] [problem:POJ-1005] [problem:POJ-1006] [problem:POJ-1007] [problem:POJ-1015](学会dp) [problem:POJ-1016] 10171018 [problem:POJ-1042](dp) [problem:POJ-1046](简单数学) [problem:POJ-1054](简单的剪枝) [problem:POJ-1062](dp) [problem:POJ-1068]\u003cbr\u003e\n[problem:POJ-1095] [problem:POJ-1113](凸包,但规模小,O(n^2)的也行)\u0026nbsp;\u0026nbsp; [problem:POJ-1125]\u0026nbsp;\u0026nbsp; [problem:POJ-1127]\u0026nbsp;\u0026nbsp; [problem:POJ-1152]\u0026nbsp;\u0026nbsp; [problem:POJ-1154]\u003cbr\u003e\n[problem:POJ-1183](用笔算算)\u0026nbsp;\u0026nbsp; [problem:POJ-1218] [problem:POJ-1221] [problem:POJ-1244] [problem:POJ-1281] [problem:POJ-1312] [problem:POJ-1313](找找规律)\u003cbr\u003e\n[problem:POJ-1315](学会搜索) [problem:POJ-1321](同1315) [problem:POJ-1323](dp)\u0026nbsp;\u0026nbsp; [problem:POJ-1326] [problem:POJ-1331] [problem:POJ-1491]\u003cbr\u003e\n[problem:POJ-1493](找规律) [problem:POJ-1503](高精度) [problem:POJ-1504] [problem:POJ-1517] [problem:POJ-1519] [problem:POJ-1547] [problem:POJ-1552]\u003cbr\u003e\n[problem:POJ-1563](考虑仔细一点,还要注意精度) [problem:POJ-1650](不是好题) [problem:POJ-1651](dp) [problem:POJ-1656]\u003cbr\u003e\n[problem:POJ-1657] [problem:POJ-1658] [problem:POJ-1663] [problem:POJ-1675](计算几何) [problem:POJ-1681] [problem:POJ-1702](三进制运算) [problem:POJ-1799]\u003cbr\u003e\n[problem:POJ-1828] [problem:POJ-1862](简单数学) [problem:POJ-1887] [problem:POJ-1906](实战好题) [problem:POJ-1914] [problem:POJ-1915](宽搜)\u003cbr\u003e\n[problem:POJ-1928] [problem:POJ-1936] [problem:POJ-1978] [problem:POJ-1979] [problem:POJ-2000] [problem:POJ-2019](dp好题) [problem:POJ-2027](垃圾题) [problem:POJ-2028]\u003cbr\u003e\n[problem:POJ-2078](不要重复搜索) [problem:POJ-2080] [problem:POJ-2081] [problem:POJ-2083] [problem:POJ-2140] [problem:POJ-2141] [problem:POJ-2184](活用dp)\u003cbr\u003e\n[problem:POJ-2190] [problem:POJ-2192] [problem:POJ-2193] [problem:POJ-2196] [problem:POJ-2199] [problem:POJ-2209] [problem:POJ-2211]\u0026nbsp;\u0026nbsp; [problem:POJ-2243] [problem:POJ-2248](搜索)\u003cbr\u003e\n[problem:POJ-2260] [problem:POJ-2261] [problem:POJ-2262] [problem:POJ-2291] [problem:POJ-2301] [problem:POJ-2304] [problem:POJ-2309](找规律) [problem:POJ-2316] [problem:POJ-2317]\u003cbr\u003e\n[problem:POJ-2318] [problem:POJ-2325] [problem:POJ-2355] [problem:POJ-2357] [problem:POJ-2363] [problem:POJ-2378](树的dp) [problem:POJ-2381] [problem:POJ-2385] [problem:POJ-2393]\u003cbr\u003e\n[problem:POJ-2394] [problem:POJ-2395] [problem:POJ-2413](高精度基础) [problem:POJ-2418] [problem:POJ-2419] \u003c/p\u003e\n\u003cp\u003e经典\u003cbr\u003e\n[problem:POJ-1011](搜索好题) \u003cbr\u003e\n[problem:POJ-1012](学会打表)\u003cbr\u003e\n[problem:POJ-1013]\u003cbr\u003e\n[problem:POJ-1019](它体现了很多此类问题的特点)\u003cbr\u003e\n[problem:POJ-1050](绝对经典的dp)\u003cbr\u003e\n[problem:POJ-1088](dp好题)\u003cbr\u003e\n[problem:POJ-1157](花店,经典的dp)\u003cbr\u003e\n[problem:POJ-1163](怎么经典的dp那么多呀???)\u003cbr\u003e\n[problem:POJ-1328](贪心)\u003cbr\u003e\n[problem:POJ-1458](最长公共子序列)\u003cbr\u003e\n[problem:POJ-1647](很好的真题,考临场分析准确和下手迅速)\u003cbr\u003e\n[problem:POJ-1654](学会多边形面积的三角形求法)\u003cbr\u003e\n[problem:POJ-1655](一类无根树的dp问题)\u003cbr\u003e\n[problem:POJ-1804](逆序对)\u003cbr\u003e\n[problem:POJ-2084](经典组合数学问题)\u003cbr\u003e\n[problem:POJ-2187](用凸包求最远点对,求出凸包后应该有O(N)的求法,可我就是调不出来)\u003cbr\u003e\n[problem:POJ-2195](二分图的最佳匹配)\u003cbr\u003e\n[problem:POJ-2242](计算几何经典)\u003cbr\u003e\n[problem:POJ-2295](等式处理)\u003cbr\u003e\n[problem:POJ-2353](dp,但要记录最佳路径)\u003cbr\u003e\n[problem:POJ-2354](立体解析几何)\u003cbr\u003e\n[problem:POJ-2362](搜索好题)\u003cbr\u003e\n[problem:POJ-2410](读懂题是关键)\u003cbr\u003e\n[problem:POJ-2411](经典dp) \u003c/p\u003e\n\u003cp\u003e趣味\u003cbr\u003e\n[problem:POJ-1067](很难的数学,但仔细研究,是一片广阔的领域)\u003cbr\u003e\n[problem:POJ-1147](有O(n)的算法,需要思考)\u003cbr\u003e\n[problem:POJ-1240](直到一棵树的先序和后序遍历,那么有几种中序遍历呢?dp)\u003cbr\u003e\n[problem:POJ-1426](是数论吗?错,是图论!)\u003cbr\u003e\n[problem:POJ-1648](别用计算几何,用整点这个特点绕过精度的障碍吧)\u003cbr\u003e\n[problem:POJ-1833](找规律)\u003cbr\u003e\n[problem:POJ-1844](貌似dp或是搜索,其实是道有趣的数学题)\u003cbr\u003e\n[problem:POJ-1922](贪心,哈哈)\u003cbr\u003e\n[problem:POJ-2231]\u003cbr\u003e\n[problem:POJ-2305](不需要高精度噢)\u003cbr\u003e\n[problem:POJ-2328](要仔细噢)\u003cbr\u003e\n[problem:POJ-2356](数论知识)\u003cbr\u003e\n[problem:POJ-2359](约瑟夫问题变种)\u003cbr\u003e\n[problem:POJ-2392](有趣的问题) \u003c/p\u003e\n\u003cp\u003e很繁的题\u003cbr\u003e\n[problem:POJ-1001]\u003cbr\u003e\n[problem:POJ-1008]\u003cbr\u003e\n[problem:POJ-1087](构图很烦,还有二分图的最大匹配)\u003cbr\u003e\n[problem:POJ-1128](USACO)\u003cbr\u003e\n[problem:POJ-1245]\u003cbr\u003e\n[problem:POJ-1329]\u003cbr\u003e\n[problem:POJ-1550](考的是读题和理解能力)\u003cbr\u003e\n[problem:POJ-1649](dp)\u003cbr\u003e\n[problem:POJ-2200](字符串处理+枚举)\u003cbr\u003e\n[problem:POJ-2358](枚举和避免重复都很烦)\u003cbr\u003e\n[problem:POJ-2361](仔细仔细再仔细) \u003c/p\u003e\n\u003cp\u003e难题\u003cbr\u003e\n[problem:POJ-1014](数学证明比较难,但有那种想法更重要)\u003cbr\u003e\n[problem:POJ-1037](比较难的dp)\u003cbr\u003e\n[problem:POJ-1405](高精度算法也分有等级之分,不断改进吧)\u003cbr\u003e\n[problem:POJ-2002](不知道有没有比O(n^2*logn)更有的算法?)\u003cbr\u003e\n[problem:POJ-2054](极难,很强的思考能力)\u003cbr\u003e\n[problem:POJ-2085](组合数学)\u003cbr\u003e\n[problem:POJ-2414](dp,但要剪枝)\u003cbr\u003e\n[problem:POJ-2415](搜索)\u003cbr\u003e\n[problem:POJ-2423](计算几何+统计) \u003c/p\u003e\n\u003cp\u003e多解题\u003cbr\u003e\n[problem:POJ-1002](可以用排序,也可以用统计的方法)\u003cbr\u003e\n[problem:POJ-1338](搜索和dp都可以)\u003cbr\u003e\n[problem:POJ-1664](搜索和dp都练一练吧)\u003cbr\u003e\n[problem:POJ-2082](这可是我讲的题噢)\u003cbr\u003e\n[problem:POJ-2352](桶排和二叉树都行) \u003c/p\u003e\n\u003cp\u003e---------------------------------------------------------------------------------------------------------------------------\u003cbr\u003e\nInstruction:\u003cbr\u003e\nIf there is an * after a problem ID, it means a simple note followed below.\u003cbr\u003e\nFor freshman:\u003cbr\u003e\n[problem:POJ-1001] [problem:POJ-1002] [problem:POJ-1007] [problem:POJ-1008] [problem:POJ-1012] [problem:POJ-1016] [problem:POJ-1068] [problem:POJ-1163] [problem:POJ-1218](*) \u003cbr\u003e\n[problem:POJ-1281] [problem:POJ-1316] [problem:POJ-1326] [problem:POJ-1411] [problem:POJ-1552] [problem:POJ-1647] [problem:POJ-1650] [problem:POJ-1658] [problem:POJ-1659] [problem:POJ-1663] \u003cbr\u003e\n[problem:POJ-1666] [problem:POJ-1928] [problem:POJ-1936] [problem:POJ-2013] [problem:POJ-2014] [problem:POJ-2017] [problem:POJ-2080] [problem:POJ-2083] [problem:POJ-2105] [problem:POJ-2136] \u003cbr\u003e\n[problem:POJ-2141] [problem:POJ-2163] [problem:POJ-2242] [problem:POJ-2244] [problem:POJ-2328] [problem:POJ-2386] [problem:POJ-2403] [problem:POJ-2405] [problem:POJ-2413] [problem:POJ-2419]\u003cbr\u003e\nA little skill needed:\u003cbr\u003e\n[problem:POJ-1013] [problem:POJ-1026] [problem:POJ-1029](similar to [problem:POJ-1013]) [problem:POJ-1147] [problem:POJ-1152] [problem:POJ-1405] [problem:POJ-1649] [problem:POJ-1657] [problem:POJ-1922]\u003cbr\u003e\n[problem:POJ-2081] [problem:POJ-2085] [problem:POJ-2140] [problem:POJ-2159] [problem:POJ-2247] [problem:POJ-2309] [problem:POJ-2402]\u003cbr\u003e\nMath problem:\u003cbr\u003e\n[problem:POJ-1006] [problem:POJ-1061] [problem:POJ-1095] [problem:POJ-1183] [problem:POJ-1700](*) [problem:POJ-1844] [problem:POJ-1862] [problem:POJ-2084](*) [problem:POJ-2232] [problem:POJ-2234](*)\u003cbr\u003e\nSearch:\u003cbr\u003e\n[problem:POJ-1011](*) [problem:POJ-1129] [problem:POJ-2078](*) [problem:POJ-2362](similar to [problem:POJ-1011])\u003cbr\u003e\nGraph:\u003cbr\u003e\n[problem:POJ-1062] [problem:POJ-1094] [problem:POJ-1125] [problem:POJ-1128] [problem:POJ-1130] [problem:POJ-1655] [problem:POJ-1661] [problem:POJ-1674](*) [problem:POJ-1909] [problem:POJ-2049] [problem:POJ-2195](*) [problem:POJ-2395](*)\u003cbr\u003e\n[problem:POJ-2421]\u003cbr\u003e\nDP problems:\u003cbr\u003e\n[problem:POJ-1029] [problem:POJ-1050] [problem:POJ-1080] [problem:POJ-1088] [problem:POJ-1651] [problem:POJ-1664] [problem:POJ-1742](*) [problem:POJ-2181] [problem:POJ-2192] [problem:POJ-2392](similar to [problem:POJ-1742])\u003cbr\u003e\n[problem:POJ-2397] [problem:POJ-2411](*)\u003cbr\u003e\nGreedy:\u003cbr\u003e\n[problem:POJ-1017](*) [problem:POJ-1065] [problem:POJ-1083](*) [problem:POJ-1089] [problem:POJ-1323] [problem:POJ-1328] [problem:POJ-1505](*) [problem:POJ-1828] [problem:POJ-2082](*) [problem:POJ-2393]\u003cbr\u003e\nData Structure :\u003cbr\u003e\n[problem:POJ-1988](*) [problem:POJ-2051](*) [problem:POJ-2182](*) [problem:POJ-2236](*) [problem:POJ-2424]\u003cbr\u003e\nOthers:\u003cbr\u003e\n[problem:POJ-1150](*) [problem:POJ-1654](*) [problem:POJ-1833] [problem:POJ-1835] [problem:POJ-2299](*) [problem:POJ-2406](*) [problem:POJ-2407]\u003cbr\u003e\nA bit complicated:\u003cbr\u003e\n[problem:POJ-1021](*) [problem:POJ-1054] [problem:POJ-1863](*) [problem:POJ-2015]\u003cbr\u003e\nGreat Challenging\u003cbr\u003e\n[problem:POJ-1014](*) \u003c/p\u003e\n\u003cp\u003eNote:\u003cbr\u003e\n[problem:POJ-1011]: 很经典的剪支\u003cbr\u003e\n[problem:POJ-1014]: 难在数学上\u003cbr\u003e\n[problem:POJ-1017]: 严格的数学证明貌似不容易\u003cbr\u003e\n[problem:POJ-1021]: 有点繁,考察对图形进行各种旋转的处理\u003cbr\u003e\n[problem:POJ-1083]: 巧妙的思考角度\u003cbr\u003e\n[problem:POJ-1150]: 分奇偶讨论,lg(n)算法\u003cbr\u003e\n[problem:POJ-1218]: 三行就够了,虽然简单,但也有优劣之别\u003cbr\u003e\n[problem:POJ-1505]: 二分加贪心\u003cbr\u003e\n[problem:POJ-1654]: 做法也许很多吧,本人用有向面积做的\u003cbr\u003e\n[problem:POJ-1674]: 计算圈的个数(算是graph 吧)\u003cbr\u003e\n[problem:POJ-1700]: 数学证明不容易\u003cbr\u003e\n[problem:POJ-1742]: O(m*n)的算法\u003cbr\u003e\n[problem:POJ-1863]: 要耐心地慢慢写…^_^\u003cbr\u003e\n[problem:POJ-1988]: 并查集\u003cbr\u003e\n[problem:POJ-2051]: 堆\u003cbr\u003e\n[problem:POJ-2078]: 不难,但剪支可以做到很好\u003cbr\u003e\n[problem:POJ-2082]::O(n),你想到了吗?\u003cbr\u003e\n[problem:POJ-2084]: 卡特兰数\u003cbr\u003e\n[problem:POJ-2182]: 线段树\u003cbr\u003e\n[problem:POJ-2195]: 最小费用最大流\u003cbr\u003e\n[problem:POJ-2234]: 经典博弈算法\u003cbr\u003e\n[problem:POJ-2236]: 并查集\u003cbr\u003e\n[problem:POJ-2299]: 二分思想\u003cbr\u003e\n[problem:POJ-2395]: Kruskal 最小生成树的拓展\u003cbr\u003e\n[problem:POJ-2406]: KMP\u003cbr\u003e\n[problem:POJ-2411]: 用二进制串来表示状态 \u003c/p\u003e\n\u003cp\u003e---------------------------------------------------------------------------------------------------------------------------\u003cbr\u003e\nJudge Online\u003cbr\u003e\n基础题:\u003cbr\u003e\n[problem:POJ-1000],[problem:POJ-1003],[problem:POJ-1004],[problem:POJ-1005],[problem:POJ-1008],[problem:POJ-1012],[problem:POJ-1013],[problem:POJ-1016],[problem:POJ-1019],[problem:POJ-1022]\u003cbr\u003e\n[problem:POJ-1026],[problem:POJ-1028],[problem:POJ-1029],[problem:POJ-1035],[problem:POJ-1046],[problem:POJ-1247],[problem:POJ-1298],[problem:POJ-1316],[problem:POJ-1326],[problem:POJ-1401]\u003cbr\u003e\n[problem:POJ-1504],[problem:POJ-1547],[problem:POJ-1552],[problem:POJ-1647],[problem:POJ-1648],[problem:POJ-1649],[problem:POJ-1650],[problem:POJ-1651],[problem:POJ-1652],[problem:POJ-1653]\u003cbr\u003e\n[problem:POJ-1657],[problem:POJ-1658],[problem:POJ-1663],[problem:POJ-1750],[problem:POJ-1754],[problem:POJ-1922],[problem:POJ-1928],[problem:POJ-1969],[problem:POJ-2027],[problem:POJ-2080]\u003cbr\u003e\n[problem:POJ-2081],[problem:POJ-2085],[problem:POJ-2105],[problem:POJ-2136],[problem:POJ-2190],[problem:POJ-2210],[problem:POJ-2249],[problem:POJ-2272],[problem:POJ-2273],[problem:POJ-2275]\u003cbr\u003e\n[problem:POJ-2291],[problem:POJ-2295],[problem:POJ-2301],[problem:POJ-2304],[problem:POJ-2316],[problem:POJ-2328],[problem:POJ-2334],[problem:POJ-2381],[problem:POJ-2390]\u003cbr\u003e\n基本数据结构:\u003cbr\u003e\n堆:\u003cbr\u003e\n[problem:POJ-1442]\u003cbr\u003e\n排序分治:\u003cbr\u003e\n[problem:POJ-1002],[problem:POJ-1007],[problem:POJ-1400],[problem:POJ-2084],[problem:POJ-2282],[problem:POJ-2299],[problem:POJ-2318],[problem:POJ-2379],[problem:POJ-2388]\u003cbr\u003e\n递归枚举搜索:\u003cbr\u003e\n[problem:POJ-1010],[problem:POJ-1011],[problem:POJ-1018],[problem:POJ-1020],[problem:POJ-1054],[problem:POJ-1062],[problem:POJ-1256],[problem:POJ-1321],[problem:POJ-1363],[problem:POJ-1501]\u003cbr\u003e\n[problem:POJ-1650],[problem:POJ-1659],[problem:POJ-1664],[problem:POJ-1753],[problem:POJ-2078],[problem:POJ-2083],[problem:POJ-2303],[problem:POJ-2310],[problem:POJ-2329]\u003cbr\u003e\n动态规划:\u003cbr\u003e\n[problem:POJ-1015],[problem:POJ-1163],[problem:POJ-1404],[problem:POJ-1651],[problem:POJ-1661],[problem:POJ-1742],[problem:POJ-2292],[problem:POJ-2385],[problem:POJ-2392]\u003cbr\u003e\n贪心:\u003cbr\u003e\n[problem:POJ-1017],[problem:POJ-2054],[problem:POJ-2336],[problem:POJ-2393]\u003cbr\u003e\n图论网络流:\u003cbr\u003e\n[problem:POJ-1021],[problem:POJ-1024],[problem:POJ-1027],[problem:POJ-1088],[problem:POJ-1125],[problem:POJ-1130],[problem:POJ-1154],[problem:POJ-1502],[problem:POJ-1751],[problem:POJ-2309]\u003cbr\u003e\n[problem:POJ-2312],[problem:POJ-2386],[problem:POJ-2387],[problem:POJ-2394],[problem:POJ-2395]\u003cbr\u003e\n数论:\u003cbr\u003e\n[problem:POJ-1006],[problem:POJ-1014],[problem:POJ-1023],[problem:POJ-1061],[problem:POJ-1152],[problem:POJ-1183],[problem:POJ-1730],[problem:POJ-2262]\u003cbr\u003e\n计算几何:\u003cbr\u003e\n[problem:POJ-1654],[problem:POJ-2179],[problem:POJ-2284]\u003cbr\u003e\n模拟题:\u003cbr\u003e\n[problem:POJ-1049],[problem:POJ-1051],[problem:POJ-1234],[problem:POJ-1207],[problem:POJ-1218],[problem:POJ-1281],[problem:POJ-2271],[problem:POJ-2302],[problem:POJ-2317],[problem:POJ-2339]\u003cbr\u003e\n高精度数值计算:\u003cbr\u003e\n[problem:POJ-1001],[problem:POJ-1131],[problem:POJ-1503],[problem:POJ-2305],[problem:POJ-2325],[problem:POJ-2389]\u003cbr\u003e\n概率统计:\u003cbr\u003e\n[problem:POJ-1037],[problem:POJ-1050]\u003cbr\u003e\n其他:\u003cbr\u003e\n[problem:POJ-1009],[problem:POJ-1147],[problem:POJ-2082] \u003c/p\u003e\n\u003cp\u003e---------------------------------------------------------------------------------------------------------------------------\u003cbr\u003e\nPOJ已完成题目小结\u003cbr\u003e\n基础题(比较容易,应该很快做出来的): \u003cbr\u003e\n[problem:POJ-1000],[problem:POJ-1003],[problem:POJ-1004],[problem:POJ-1005],[problem:POJ-1008],[problem:POJ-1012],[problem:POJ-1013],[problem:POJ-1016],[problem:POJ-1019],[problem:POJ-1026],[problem:POJ-1046],[problem:POJ-1102],[problem:POJ-1107],[problem:POJ-1247],[problem:POJ-1298],[problem:POJ-1316],[problem:POJ-1326],\u003cbr\u003e\n[problem:POJ-1519],[problem:POJ-1543],[problem:POJ-1547],[problem:POJ-1552],[problem:POJ-1565],[problem:POJ-1581],[problem:POJ-1647],[problem:POJ-1649],[problem:POJ-1648],[problem:POJ-1651],[problem:POJ-1652],[problem:POJ-1657],[problem:POJ-1658],[problem:POJ-1731],[problem:POJ-1799],[problem:POJ-1922],[problem:POJ-1928],\u003cbr\u003e\n[problem:POJ-1969],[problem:POJ-2000],[problem:POJ-2013],[problem:POJ-2014],[problem:POJ-2017],[problem:POJ-2027],[problem:POJ-2070],[problem:POJ-2080],[problem:POJ-2081],[problem:POJ-2105],[problem:POJ-2136],[problem:POJ-2140],[problem:POJ-2041],[problem:POJ-2159],[problem:POJ-2190],[problem:POJ-2301],[problem:POJ-2350],\u003cbr\u003e\n[problem:POJ-2388],[problem:POJ-2389],[problem:POJ-2390]\u003cbr\u003e\n数据结构(包括最短路,最小生成树等):[problem:POJ-2421],[problem:POJ-2092] \u003c/p\u003e\n\u003cp\u003e排序分治: [problem:POJ-1002],[problem:POJ-1007],[problem:POJ-2388] \u003c/p\u003e\n\u003cp\u003e递归枚举搜索(有些题目还是比较难编的): [problem:POJ-1054],[problem:POJ-2083],[problem:POJ-1318], [problem:POJ-1321],[problem:POJ-1363],[problem:POJ-1659],[problem:POJ-1664],[problem:POJ-1062], [problem:POJ-1190],[problem:POJ-1831],[problem:POJ-2386]\u003cbr\u003e\n博弈论1067,\u003cbr\u003e\n构造(比较难想出来的) [problem:POJ-1091], [problem:POJ-1147]\u003cbr\u003e\n动态规划(有些很基础的,但也有很难的哦): [problem:POJ-1163], [problem:POJ-1014], [problem:POJ-1037], [problem:POJ-1062], [problem:POJ-1088], [problem:POJ-1190]\u003cbr\u003e\n贪心(仔细想想还是能够想到的): [problem:POJ-1017], [problem:POJ-1042],[problem:POJ-1328], [problem:POJ-1659],[problem:POJ-2092]\u003cbr\u003e\n图论:[problem:POJ-1125]\u003cbr\u003e\n数论(想啊想): [problem:POJ-1006],[problem:POJ-1014],[problem:POJ-1061],[problem:POJ-1953]\u003cbr\u003e\n计算几何: [problem:POJ-1654]\u003cbr\u003e\n模拟题(有些模拟题那个难编阿): [problem:POJ-1207],[problem:POJ-1218],[problem:POJ-1281],[problem:POJ-1323],[problem:POJ-1350],[problem:POJ-1455],[problem:POJ-1928],[problem:POJ-2051],[problem:POJ-2424]\u003cbr\u003e\n高精度数值计算(算是基础题): [problem:POJ-1001],[problem:POJ-1131],[problem:POJ-1405],[problem:POJ-1517],[problem:POJ-1604],[problem:POJ-2389]\u003cbr\u003e\n密码题里面一道可以的:[problem:POJ-2015] \u003c/p\u003e\n\u003cp\u003e---------------------------------------------------------------------------------------------------------------------------\u003cbr\u003e\nPOJ已完成题目小结\u003cbr\u003e\n(截至2005年4月22日) \u003c/p\u003e\n\u003cp\u003e归类:\u003cbr\u003e\n分类原则:以算法核心指向为主\u003cbr\u003e\n算法\u003cbr\u003e\n题目\u003cbr\u003e\n枚举\u003cbr\u003e\n[problem:POJ-1012] [problem:POJ-1046] [problem:POJ-1387] [problem:POJ-1411] [problem:POJ-2245] [problem:POJ-2326] [problem:POJ-2363] [problem:POJ-2381] \u003cbr\u003e\n搜索、回溯、遍历\u003cbr\u003e\n[problem:POJ-1010] [problem:POJ-1011] [problem:POJ-1022] [problem:POJ-1054] [problem:POJ-1111] [problem:POJ-1118] [problem:POJ-1129] [problem:POJ-1190] [problem:POJ-1562] [problem:POJ-1564] [problem:POJ-1573] [problem:POJ-1655] [problem:POJ-2078] [problem:POJ-2184] [problem:POJ-2225] [problem:POJ-2243] [problem:POJ-2312] [problem:POJ-2362] [problem:POJ-2378] [problem:POJ-2386] \u003cbr\u003e\n动态规划\u003cbr\u003e\n[problem:POJ-1015] [problem:POJ-1018] [problem:POJ-1050] [problem:POJ-1088] [problem:POJ-1159] [problem:POJ-1163] [problem:POJ-1221] [problem:POJ-1322] [problem:POJ-1458] [problem:POJ-1579] [problem:POJ-1651] [problem:POJ-1664] [problem:POJ-1742] [problem:POJ-1745] [problem:POJ-1953] [problem:POJ-2033] [problem:POJ-2084] [problem:POJ-2229] [problem:POJ-2385] [problem:POJ-2392] [problem:POJ-2393] \u003cbr\u003e\n图论(不含图遍历)\u003cbr\u003e\n[problem:POJ-1125] [problem:POJ-1128] [problem:POJ-1130] [problem:POJ-2320] [problem:POJ-2387] [problem:POJ-2394] [problem:POJ-2395]\u003cbr\u003e\n贪心\u003cbr\u003e\n[problem:POJ-1017] [problem:POJ-1328] [problem:POJ-1862] [problem:POJ-1922] [problem:POJ-2054] [problem:POJ-2209] [problem:POJ-2313] [problem:POJ-2325] [problem:POJ-2370] \u003cbr\u003e\n计算几何\u003cbr\u003e\n[problem:POJ-1648] [problem:POJ-1654] [problem:POJ-1927] [problem:POJ-2007] [problem:POJ-2098] [problem:POJ-2208] [problem:POJ-2242] [problem:POJ-2276] [problem:POJ-2318] \u003cbr\u003e\n数论\u003cbr\u003e\n[problem:POJ-1061] [problem:POJ-1320] [problem:POJ-1597] [problem:POJ-1808] [problem:POJ-1811] [problem:POJ-1845] \u003cbr\u003e\n其他数学、历法\u003cbr\u003e\n[problem:POJ-1005] [problem:POJ-1006] [problem:POJ-1008] [problem:POJ-1032] [problem:POJ-1067] [problem:POJ-1152] [problem:POJ-1183] [problem:POJ-1209] [problem:POJ-1401] [problem:POJ-1423] [problem:POJ-1491] [problem:POJ-1517] [problem:POJ-1528] [problem:POJ-1543] [problem:POJ-1707] [problem:POJ-1799] [problem:POJ-1844] [problem:POJ-1905] [problem:POJ-1914] [problem:POJ-1942] [problem:POJ-2080] [problem:POJ-2126] [problem:POJ-2140] [problem:POJ-2190] [problem:POJ-2210] [problem:POJ-2234] [problem:POJ-2249] [problem:POJ-2299] [problem:POJ-2321] [problem:POJ-2348] [problem:POJ-2354] [problem:POJ-2365] \u003cbr\u003e\n任意精度运算、数字游戏\u003cbr\u003e\n[problem:POJ-1001] [problem:POJ-1023] [problem:POJ-1047] [problem:POJ-1060] [problem:POJ-1079] [problem:POJ-1131] [problem:POJ-1140] [problem:POJ-1142] [problem:POJ-1207] [problem:POJ-1220] [problem:POJ-1284] [problem:POJ-1289] [problem:POJ-1306] [problem:POJ-1316] [problem:POJ-1338] [problem:POJ-1405] [problem:POJ-1454] [problem:POJ-1503] [problem:POJ-1504] [problem:POJ-1519] [problem:POJ-1565] [problem:POJ-1650] [problem:POJ-1969] [problem:POJ-2000] [problem:POJ-2006] [problem:POJ-2081] [problem:POJ-2247] [problem:POJ-2262] [problem:POJ-2305] [problem:POJ-2316] [problem:POJ-2389] \u003cbr\u003e\n基础算法、数据结构\u003cbr\u003e\n[problem:POJ-1002] [problem:POJ-1007] [problem:POJ-1028] [problem:POJ-1281] [problem:POJ-1308] [problem:POJ-2092] [problem:POJ-2104] [problem:POJ-2106] [problem:POJ-2340] [problem:POJ-2352] [problem:POJ-2366] [problem:POJ-2371] \u003cbr\u003e\n字符串处理\u003cbr\u003e\n[problem:POJ-1016] [problem:POJ-1051] [problem:POJ-1126] [problem:POJ-1318] [problem:POJ-1572] [problem:POJ-1917] [problem:POJ-1936] [problem:POJ-2039] [problem:POJ-2083] [problem:POJ-2136] [problem:POJ-2271] [problem:POJ-2317] [problem:POJ-2330] \u003cbr\u003e\n人工逻辑\u003cbr\u003e\n[problem:POJ-1013]\u003cbr\u003e\n机械模拟、语言解析器\u003cbr\u003e\n[problem:POJ-1049] [problem:POJ-1600] [problem:POJ-1684] [problem:POJ-1928] [problem:POJ-2050] [problem:POJ-2339] [problem:POJ-2383]\u003cbr\u003e\n其他题目\u003cbr\u003e\n[problem:POJ-1014] [problem:POJ-1026] [problem:POJ-1045] [problem:POJ-1083] [problem:POJ-1102] [problem:POJ-1146] [problem:POJ-1477] [problem:POJ-1647] [problem:POJ-1656] [problem:POJ-1657] [problem:POJ-1660] [problem:POJ-1926] [problem:POJ-2018] [problem:POJ-2082] [problem:POJ-2231] [problem:POJ-2309] [problem:POJ-2359] [problem:POJ-2369] [problem:POJ-2380] \u003cbr\u003e\n构造\u003cbr\u003e\n[problem:POJ-1147] [problem:POJ-1256] [problem:POJ-1426] [problem:POJ-1659] [problem:POJ-1833] [problem:POJ-1898] [problem:POJ-1906] [problem:POJ-2015] [problem:POJ-2085] [problem:POJ-2144] [problem:POJ-2201] [problem:POJ-2319] [problem:POJ-2356] \u003cbr\u003e\n无聊题目\u003cbr\u003e\n[problem:POJ-1000] [problem:POJ-1003] [problem:POJ-1004] [problem:POJ-1218] [problem:POJ-1298] [problem:POJ-1326] [problem:POJ-1552] [problem:POJ-1658] [problem:POJ-1665] [problem:POJ-2013] [problem:POJ-2017] [problem:POJ-2027] [problem:POJ-2105] [problem:POJ-2109] [problem:POJ-2272] [problem:POJ-2301] [problem:POJ-2328] [problem:POJ-2350] [problem:POJ-2388] [problem:POJ-2390] \u003cbr\u003e\n总计:228题\u003cbr\u003e\n---------------------------------------------------------------------------------------------------------------------------\u003cbr\u003e\n模拟题:\u003cbr\u003e\n[problem:POJ-1002] [problem:POJ-1004] [problem:POJ-1005] [problem:POJ-1008] [problem:POJ-1016] [problem:POJ-1326] [problem:POJ-1928] [problem:POJ-2136] [problem:POJ-2424] \u003c/p\u003e\n\u003cp\u003e高精度:\u003cbr\u003e\n[problem:POJ-1001] \u003c/p\u003e\n\u003cp\u003e枚举:\u003cbr\u003e\n[problem:POJ-1012] [problem:POJ-1013] \u003c/p\u003e\n\u003cp\u003e贪心:\u003cbr\u003e\n[problem:POJ-1017] [problem:POJ-1922] \u003c/p\u003e\n\u003cp\u003e循环:\u003cbr\u003e\n[problem:POJ-1026] \u003c/p\u003e\n\u003cp\u003e动态规划:\u003cbr\u003e\n[problem:POJ-1163] \u003c/p\u003e\n\u003cp\u003e递归:\u003cbr\u003e\n[problem:POJ-1664] \u003c/p\u003e\n\u003cp\u003e最小生成树:\u003cbr\u003e\n[problem:POJ-2421] \u003c/p\u003e\n\u003cp\u003e其他:\u003cbr\u003e\n[problem:POJ-1000] [problem:POJ-1147] [problem:POJ-1657] [problem:POJ-1658] [problem:POJ-2082]\u003cbr\u003e\n--------------------------------------------------------------------------------------------------------------------------- \u003c/p\u003e\n\u003cp\u003eJudge On line\u003cbr\u003e\n本学期刚开始做,不是很多,分得较细!\u003cbr\u003e\n一、按类型\u003cbr\u003e\n基础题:\u003cbr\u003e\n[problem:POJ-1000],[problem:POJ-1003],[problem:POJ-1004],[problem:POJ-1005],[problem:POJ-2013],[problem:POJ-2017]\u003cbr\u003e\n模拟题:\u003cbr\u003e\n[problem:POJ-1281] [problem:POJ-1922] [problem:POJ-1928] \u003cbr\u003e\n[problem:POJ-2080] (细心)\u003cbr\u003e\n排序分治:\u003cbr\u003e\n[problem:POJ-1002] \u003cbr\u003e\n动态规划:\u003cbr\u003e\n[problem:POJ-1037]\u0026nbsp;\u0026nbsp; (大规模) \u003cbr\u003e\n[problem:POJ-2084] (做高精度)\u003cbr\u003e\n贪心:\u003cbr\u003e\n[problem:POJ-2054]\u003cbr\u003e\n数论:\u003cbr\u003e\n[problem:POJ-1001] 整数运算(作高精度)\u003cbr\u003e\n[problem:POJ-1014] 集合划分,与分治\u003cbr\u003e\n[problem:POJ-1147] [problem:POJ-1163] [problem:POJ-2081] 2085数列问题\u003cbr\u003e\n几何有关的题目:\u003cbr\u003e\n[problem:POJ-1054] 解析几何+搜索\u003cbr\u003e\n[problem:POJ-2014] \u003cbr\u003e\n2016计算几何\u003cbr\u003e\n2082集合的合并,运算(几何角度)\u003cbr\u003e\n[problem:POJ-2083] 分形(纯数学)\u003cbr\u003e\n图:\u003cbr\u003e\n[problem:POJ-1125] \u003cbr\u003e\n利用题目所给信息来推演:\u003cbr\u003e\n[problem:POJ-2015]\u003cbr\u003e\n二、按难易\u003cbr\u003e\n简单题\u003cbr\u003e\n最基础的适应POJ的习题:[problem:POJ-1000] [problem:POJ-1003] [problem:POJ-1004] [problem:POJ-1005] [problem:POJ-2013] [problem:POJ-2017]\u003cbr\u003e\n需要根据情景稍微动下脑筋的习题:[problem:POJ-1922]\u003cbr\u003e\n需要对语言有很深刻的了解,锻炼基本功的:[problem:POJ-1002] [problem:POJ-1281] [problem:POJ-2014] [problem:POJ-2081]\u003cbr\u003e\n要求初步熟练算法的习题:[problem:POJ-1928] \u003c/p\u003e\n\u003cp\u003e中档题:\u003cbr\u003e\n锻炼细心考虑问题全面的习题:[problem:POJ-1001] [problem:POJ-2015] [problem:POJ-2080] \u003cbr\u003e\n要求熟练算法的习题:[problem:POJ-1054] [problem:POJ-1163] [problem:POJ-2084] \u003c/p\u003e\n\u003cp\u003e\u003cbr\u003e\n难题:\u003cbr\u003e\n对数学要求很高的题目:[problem:POJ-2083] [problem:POJ-2085]\u003cbr\u003e\n对算法要求很高的题目:[problem:POJ-1125] [problem:POJ-2054] \u003cbr\u003e\n对综合能力要求很高的题目:[problem:POJ-1037] [problem:POJ-2016] [problem:POJ-2082] \u003cbr\u003e\n技巧性高的题目:[problem:POJ-1147]\u003cbr\u003e\n锻炼英文读题的题目:[problem:POJ-2015] [problem:POJ-2082] \u003c/p\u003e\n\u003cp\u003e三、需要有很强的判断力的题目:\u003cbr\u003e\n判断高精度: [problem:POJ-2084]\u003cbr\u003e\n判断耗时:[problem:POJ-1002]\u003cbr\u003e\n判断变量类型:[problem:POJ-1001]\u003cbr\u003e\n要求会寻找题目以外的信息:[problem:POJ-2080]\u003cbr\u003e\n \u003cbr\u003e\n\u003c/p\u003e\u003c/div\u003e\n\n-------------------------------------\n2007年06月16日 21时28分","threadId":180717,"likeCnt":0,"createTime":1706160587000,"isWorkbook":true,"viewCnt":111,"openness":2,"fav":false,"id":4497,"trustable":true}