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{"workbook":{"problemsBrief":"{\"HDU-1029\":[\"Ignatius and the Princess IV\",21824,\"\"],\"POJ-3348\":[\"Cows\",4185,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCCC+2007\\\"\\u003eCCC 2007\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2018\":[\"Best Cow Fences\",4446,\"\\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-3104\":[\"Drying\",6967,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2005\\\"\\u003eNortheastern Europe 2005\\u003c/a\\u003e, Northern Subregion\\u003c/div\\u003e\"],\"POJ-2653\":[\"Pick-up sticks\",4697,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2005.09.17\\\"\\u003eWaterloo local 2005.09.17\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-3347\":[\"Kadj Squares\",1486,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2006\\\"\\u003eTehran 2006\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2533\":[\"Longest Ordered Subsequence\",24826,\"\\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, Far-Eastern Subregion\\u003c/div\\u003e\"],\"HDU-3045\":[\"Picnic Cows\",922,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2009+Multi-University+Training+Contest+14+-+Host+by+ZJNU\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2009 Multi-University Training Contest 14 - Host by ZJNU \\u003c/a\\u003e \\u003c/div\\u003e\"],\"POJ-1329\":[\"Circle Through Three Points\",1568,\"\\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-2019\":[\"Cornfields\",3747,\"\\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\"],\"HDU-1024\":[\"Max Sum Plus Plus\",13719,\"\"],\"HDU-2993\":[\"MAX Average Problem\",1013,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2009+Multi-University+Training+Contest+19+-+Host+by+BNU\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2009 Multi-University Training Contest 19 - Host by BNU \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-1300\":[\"Pearls\",1735,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003dNorthwestern+Europe+2002\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e Northwestern Europe 2002 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-1937\":[\"Finding Seats\",606,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003dACM+South+American+Programming+Contest+2007+\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e ACM South American Programming Contest 2007 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"POJ-1050\":[\"To the Max\",26101,\"\\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-1177\":[\"Picture\",5108,\"\\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-2420\":[\"A Star not a Tree?\",2611,\"\\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-2540\":[\"Hotter Colder\",1042,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dWaterloo+local+2001.01.27\\\"\\u003eWaterloo local 2001.01.27\\u003c/a\\u003e\\u003c/div\\u003e\"],\"HDU-2888\":[\"Check Corners\",1091,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2009+Multi-University+Training+Contest+9+-+Host+by+HIT\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2009 Multi-University Training Contest 9 - Host by HIT \\u003c/a\\u003e \\u003c/div\\u003e\"],\"POJ-1696\":[\"Space Ant\",3500,\"\\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\"],\"HYSBZ-1067\":[\"降雨量\",227,\"SCOI2007\"],\"POJ-1458\":[\"Common Subsequence\",27303,\"\\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\"],\"HDU-2089\":[\"不要62\",26759,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d%D3%AD%BD%D3%D0%C2%D1%A7%C6%DA%A1%AA%A1%AA%B3%AC%BC%B6Easy%B0%E6%C8%C8%C9%ED%C8%FC\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 迎接新学期——超级Easy版热身赛 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"POJ-1739\":[\"Tony\\u0027s Tour\",1068,\"\\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\"],\"UVA-11722\":[\"Joining with Friend\",835,null],\"POJ-2826\":[\"An Easy Problem?!\",1951,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly--2006.04.28\\\"\\u003ePOJ Monthly--2006.04.28\\u003c/a\\u003e, Dagger@PKU_RPWT\\u003c/div\\u003e\"],\"POJ-1180\":[\"Batch Scheduling\",1825,\"\\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-3565\":[\"Ants\",1822,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2007\\\"\\u003eNortheastern Europe 2007\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1265\":[\"Area\",2877,\"\\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-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-1661\":[\"Help Jimmy\",4918,\"\\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-3685\":[\"Matrix\",2810,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Founder+Monthly+Contest+%E2%80%93+2008.08.31\\\"\\u003ePOJ Founder Monthly Contest – 2008.08.31\\u003c/a\\u003e, windy7926778\\r\\u003cbr\\u003e\\u003c/div\\u003e\"],\"HDU-1964\":[\"Pipes\",410,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003dNWERC2004\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e NWERC2004 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"POJ-1269\":[\"Intersecting Lines\",7612,\"\\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\"],\"HDU-3507\":[\"Print Article\",4532,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2010+ACM-ICPC+Multi-University+Training+Contest%A3%A87%A3%A9%A1%AA%A1%AAHost+by+HIT+\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2010 ACM-ICPC Multi-University Training Contest(7)——Host by HIT \\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\"],\"LightOJ-1261\":[\"K-SAT Problem\",1555,null],\"POJ-3449\":[\"Geometric Shapes\",782,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dCTU+Open+2007\\\"\\u003eCTU Open 2007\\u003c/a\\u003e\\u003c/div\\u003e\"],\"HDU-5646\":[\"DZY Loves Partition\",685,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003dBestCoder+Round+%2376+%28div.2%29\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e BestCoder Round #76 (div.2) \\u003c/a\\u003e \\u003c/div\\u003e\"],\"LightOJ-1387\":[\"Setu\",5612,null],\"CodeForces-1120D\":[\"Power Tree\",1441,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1120\\\"\\u003eCodeforces Round 543 (Div. 1, based on Technocup 2019 Final Round)\\u003c/a\\u003e\"],\"POJ-3608\":[\"Bridge Across Islands\",1552,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Founder+Monthly+Contest+%E2%80%93+2008.06.29\\\"\\u003ePOJ Founder Monthly Contest – 2008.06.29\\u003c/a\\u003e, Lei Tao\\u003c/div\\u003e\"],\"LightOJ-1422\":[\"Halloween Costumes\",3144,null],\"ZOJ-3537\":[\"Cake\",1577,null],\"ZOJ-3256\":[\"Tour in the Castle\",424,null],\"HDU-1160\":[\"FatMouse\\u0027s Speed\",9606,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003dZhejiang+University+Training+Contest+2001\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e Zhejiang University Training Contest 2001 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-3183\":[\"A Magic Lamp\",3053,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003dHDU+2009-11+Programming+Contest\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e HDU 2009-11 Programming Contest \\u003c/a\\u003e \\u003c/div\\u003e\"],\"ZOJ-3494\":[\"BCD Code\",1336,null],\"POJ-1151\":[\"Atlantis\",7191,\"\\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-1271\":[\"Nice Milk\",262,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dOIBH+Online+Programming+Contest%28OOPC%29%231\\\"\\u003eOIBH Online Programming Contest(OOPC)#1\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-2002\":[\"Squares\",4995,\"\\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\"],\"HDU-3516\":[\"Tree Construction\",1043,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2010+ACM-ICPC+Multi-University+Training+Contest%A3%A88%A3%A9%A1%AA%A1%AAHost+by+ECNU\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2010 ACM-ICPC Multi-University Training Contest(8)——Host by ECNU \\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\"],\"CodeForces-55D\":[\"Beautiful numbers\",6347,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/55\\\"\\u003eCodeforces Beta Round 51\\u003c/a\\u003e\"],\"CodeForces-371C\":[\"Hamburgers\",30080,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/371\\\"\\u003eCodeforces Round 218 (Div. 2)\\u003c/a\\u003e\"],\"POJ-3695\":[\"Rectangles\",713,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003d2008+Asia+Hefei+Regional+Contest+Online+by+USTC\\\"\\u003e2008 Asia Hefei Regional Contest Online by USTC\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1434\":[\"Fill the Cisterns!\",938,\"\\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-1556\":[\"The Doors\",3429,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dMid-Central+USA+1996\\\"\\u003eMid-Central USA 1996\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1039\":[\"Pipe\",2862,\"\\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\",4257,\"\\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-3579\":[\"Median\",5572,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Founder+Monthly+Contest+%E2%80%93+2008.04.13\\\"\\u003ePOJ Founder Monthly Contest – 2008.04.13\\u003c/a\\u003e, Lei Tao\\u003c/div\\u003e\"],\"UVA-12594\":[\"Naming Babies\",130,null],\"POJ-3335\":[\"Rotating Scoreboard\",2333,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2006+Preliminary\\\"\\u003eTehran 2006 Preliminary\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1279\":[\"Art Gallery\",2367,\"\\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\"],\"CodeForces-149D\":[\"Coloring Brackets\",5194,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/149\\\"\\u003eCodeforces Round 106 (Div. 2)\\u003c/a\\u003e\"],\"POJ-3616\":[\"Milking Time\",8983,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2007+November+Silver\\\"\\u003eUSACO 2007 November Silver\\u003c/a\\u003e\\u003c/div\\u003e\"],\"HDU-5256\":[\"序列变换\",1143,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2015%C4%EA%B0%D9%B6%C8%D6%AE%D0%C7%B3%CC%D0%F2%C9%E8%BC%C6%B4%F3%C8%FC+-+%B3%F5%C8%FC%282%29\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2015年百度之星程序设计大赛 - 初赛(2) \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-1176\":[\"免费馅饼\",21605,\"\"],\"HDU-1693\":[\"Eat the Trees\",1868,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2008+%A1%B0Sunline+Cup%A1%B1+National+Invitational+Contest\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2008 “Sunline Cup” National Invitational Contest \\u003c/a\\u003e \\u003c/div\\u003e\"],\"LightOJ-1433\":[\"Minimum Arc Distance\",5329,null],\"FZU-1977\":[\"Pandora adventure\",103,\"The 35th ACM/ICPC Asia Regional Fuzhou Site —— Online Contest\"],\"HDU-4285\":[\"circuits\",247,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2012+ACM%2FICPC+Asia+Regional+Tianjin+Online\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2012 ACM/ICPC Asia Regional Tianjin Online \\u003c/a\\u003e \\u003c/div\\u003e\"],\"CodeForces-735E\":[\"Ostap and Tree\",911,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/735\\\"\\u003eCodeforces Round 382 (Div. 2)\\u003c/a\\u003e\"],\"HDU-3193\":[\"Find the hotel\",533,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003dHDU+2009-12+Programming+Contest\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e HDU 2009-12 Programming Contest \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-5493\":[\"Queue\",756,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2015+ACM%2FICPC+Asia+Regional+Hefei+Online\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2015 ACM/ICPC Asia Regional Hefei Online \\u003c/a\\u003e \\u003c/div\\u003e\"],\"UVALive-5097\":[\"Cross the Wall\",189,\"Regionals 2010 \\u003e\\u003e Asia - Harbin\"],\"HDU-4283\":[\"You Are the One\",3653,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2012+ACM%2FICPC+Asia+Regional+Tianjin+Online\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2012 ACM/ICPC Asia Regional Tianjin Online \\u003c/a\\u003e \\u003c/div\\u003e\"],\"POJ-3061\":[\"Subsequence\",14913,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dSoutheastern+Europe+2006\\\"\\u003eSoutheastern Europe 2006\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-3186\":[\"Treats for the Cows\",4960,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2006+February+Gold+%26+Silver\\\"\\u003eUSACO 2006 February Gold \\u0026amp; Silver\\u003c/a\\u003e\\u003c/div\\u003e\"],\"CodeForces-791D\":[\"Bear and Tree Jumps\",89,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/791\\\"\\u003eCodeforces Round 405 (rated, Div. 2, based on VK Cup 2017 Round 1)\\u003c/a\\u003e\"],\"POJ-1160\":[\"Post Office\",8313,\"\\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-2451\":[\"Uyuw\\u0027s Concert\",1810,\"\\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,Zeyuan Zhu\\u003c/div\\u003e\"],\"HDU-4734\":[\"F(x)\",4148,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2013+ACM%2FICPC+Asia+Regional+Chengdu+Online\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2013 ACM/ICPC Asia Regional Chengdu Online \\u003c/a\\u003e \\u003c/div\\u003e\"],\"POJ-3304\":[\"Segments\",5076,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dAmirkabir+University+of+Technology+Local+Contest+2006\\\"\\u003eAmirkabir University of Technology Local Contest 2006\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-3666\":[\"Making the Grade\",5091,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2008+February+Gold\\\"\\u003eUSACO 2008 February Gold\\u003c/a\\u003e\\u003c/div\\u003e\"],\"HDU-1506\":[\"Largest Rectangle in a Histogram\",8022,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003dUniversity+of+Ulm+Local+Contest+2003\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e University of Ulm Local Contest 2003 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-3486\":[\"Interviewe\",1878,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2010+ACM-ICPC+Multi-University+Training+Contest%A3%A85%A3%A9%A1%AA%A1%AAHost+by+BJTU\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2010 ACM-ICPC Multi-University Training Contest(5)——Host by BJTU \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-3244\":[\"Inviting Friends\",196,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2009+%A1%B0NIT+Cup%A1%B1+National+Invitational+Contest\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2009 “NIT Cup” National Invitational Contest \\u003c/a\\u003e \\u003c/div\\u003e\"],\"POJ-3709\":[\"K-Anonymous Sequence\",1541,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Founder+Monthly+Contest+%E2%80%93+2008.12.28\\\"\\u003ePOJ Founder Monthly Contest – 2008.12.28\\u003c/a\\u003e, Rainer\\u003c/div\\u003e\"],\"POJ-2739\":[\"Sum of Consecutive Prime Numbers\",15364,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dJapan+2005\\\"\\u003eJapan 2005\\u003c/a\\u003e\\u003c/div\\u003e\"],\"HDU-1069\":[\"Monkey and Banana\",12368,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003dUniversity+of+Ulm+Local+Contest+1996\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e University of Ulm Local Contest 1996 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"UVALive-7346\":[\"Avoiding an Arrrgument\",29,\"Regionals 2015 \\u003e\\u003e North America - Mid-Atlantic USA\"],\"UVALive-6771\":[\"Buffed Buffet\",29,\"World Finals \\u003e\\u003e 2014 - Ekaterinburg\"],\"HDU-3480\":[\"Division\",1658,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2010+ACM-ICPC+Multi-University+Training+Contest%A3%A85%A3%A9%A1%AA%A1%AAHost+by+BJTU\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2010 ACM-ICPC Multi-University Training Contest(5)——Host by BJTU \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-2829\":[\"Lawrence\",2007,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2009+Multi-University+Training+Contest+2+-+Host+by+TJU+\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2009 Multi-University Training Contest 2 - Host by TJU \\u003c/a\\u003e \\u003c/div\\u003e\"],\"POJ-1375\":[\"Intervals\",1146,\"\\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-1651\":[\"Multiplication Puzzle\",9218,\"\\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-2187\":[\"Beauty Contest\",7386,\"\\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\"],\"HDU-3415\":[\"Max Sum of Max-K-sub-sequence\",2850,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003dHDOJ+Monthly+Contest+%A8C+2010.06.05\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e HDOJ Monthly Contest – 2010.06.05 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"POJ-2100\":[\"Graveyard Design\",2782,\"\\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-1654\":[\"Area\",4493,\"\\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-1410\":[\"Intersection\",4029,\"\\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\"],\"HDU-4507\":[\"吉哥系列故事——恨7不成妻\",2434,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2013%CC%DA%D1%B6%B1%E0%B3%CC%C2%ED%C0%AD%CB%C9%B3%F5%C8%FC%B5%DA%D2%BB%B3%A1%A3%A83%D4%C221%C8%D5%A3%A9\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2013腾讯编程马拉松初赛第一场(3月21日) \\u003c/a\\u003e \\u003c/div\\u003e\"],\"POJ-1015\":[\"Jury Compromise\",7069,\"\\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\"],\"HDU-1074\":[\"Doing Homework\",6569,\"\"],\"HDU-5672\":[\"String\",1336,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003dBestCoder+Round+%2381+%28div.2%29\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e BestCoder Round #81 (div.2) \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-2289\":[\"Cup\",3211,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003dThe+4th+Baidu+Cup+final\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e The 4th Baidu Cup final \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-1078\":[\"FatMouse and Cheese\",7311,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003dZhejiang+University+Training+Contest+2001\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e Zhejiang University Training Contest 2001 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"CodeForces-1153D\":[\"Serval and Rooted Tree\",5280,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1153\\\"\\u003eCodeforces Round 551 (Div. 2)\\u003c/a\\u003e\"],\"HDU-3652\":[\"B-number\",5560,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2010+Asia+Regional+Chengdu+Site+%A1%AA%A1%AA+Online+Contest\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2010 Asia Regional Chengdu Site —— Online Contest \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-3410\":[\"Passing the Message\",1316,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2010+National+Programming+Invitational+Contest+Host+by+ZSTU+\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2010 National Programming Invitational Contest Host by ZSTU \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-3377\":[\"Plan\",355,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003dHDOJ+Monthly+Contest+%A8C+2010.04.04\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e HDOJ Monthly Contest – 2010.04.04 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-1114\":[\"Piggy-Bank\",18738,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003dCentral+Europe+1999\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e Central Europe 1999 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"LightOJ-1249\":[\"Chocolate Thief\",3629,null],\"UVALive-7297\":[\"Hounded by Indecision\",37,\"Regionals 2015 \\u003e\\u003e North America - Mid-Atlantic USA\"],\"UVALive-7295\":[\"Positive Con Sequences\",159,\"Regionals 2015 \\u003e\\u003e North America - Mid-Atlantic USA\"],\"CodeForces-1060E\":[\"Sergey and Subway\",3377,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1060\\\"\\u003eCodeforces Round 513 by Barcelona Bootcamp (rated, Div. 1 + Div. 2)\\u003c/a\\u003e\"],\"UVALive-7292\":[\"Refract Facts\",114,\"Regionals 2015 \\u003e\\u003e North America - Mid-Atlantic USA\"],\"POJ-1260\":[\"Pearls\",5071,\"\\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-2074\":[\"Line of Sight\",1300,\"\\u003cdiv class\\u003d\\\"ptx\\\" 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-1584\":[\"A Round Peg in a Ground Hole\",1900,\"\\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-2398\":[\"Toy Storage\",4738,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dTehran+2003+Preliminary\\\"\\u003eTehran 2003 Preliminary\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1981\":[\"Circle and Points\",1753,\"\\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-3122\":[\"Pie\",8183,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNorthwestern+Europe+2006\\\"\\u003eNorthwestern Europe 2006\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1066\":[\"Treasure Hunt\",3004,\"\\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-3525\":[\"Most Distant Point from the Sea\",1901,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dJapan+2007\\\"\\u003eJapan 2007\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-3368\":[\"Frequent values\",6830,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+2007\\\"\\u003eUlm Local 2007\\u003c/a\\u003e\\u003c/div\\u003e\"],\"HDU-2859\":[\"Phalanx\",2403,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2009+Multi-University+Training+Contest+5+-+Host+by+NUDT\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2009 Multi-University Training Contest 5 - Host by NUDT \\u003c/a\\u003e \\u003c/div\\u003e\"],\"POJ-2318\":[\"TOYS\",8217,\"\\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-1106\":[\"Transmitters\",2854,\"\\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-2954\":[\"Triangle\",2335,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dStanford+Local+2004\\\"\\u003eStanford Local 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"HDU-4352\":[\"XHXJ\\u0027s LIS\",2023,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2012+Multi-University+Training+Contest+6\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2012 Multi-University Training Contest 6 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-1087\":[\"Super Jumping! Jumping! Jumping!\",24704,\"\"],\"POJ-1228\":[\"Grandpa\\u0027s Estate\",3275,\"\\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-2955\":[\"Brackets\",8706,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dStanford+Local+2004\\\"\\u003eStanford Local 2004\\u003c/a\\u003e\\u003c/div\\u003e\"],\"SPOJ-BALNUM\":[\"Balanced Numbers\",1524,\"Cuban Olympiad in Informatics 2012 - Day 2 Problem A\"],\"UVALive-7521\":[\"Kinfolk\",27,\"Regionals 2015 \\u003e\\u003e North America - Mid-Atlantic USA\"],\"HDU-4190\":[\"Distributing Ballot Boxes\",1606,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003dSWERC+2011\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e SWERC 2011 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"LightOJ-1338\":[\"Hidden Secret!\",4628,null],\"ZOJ-3213\":[\"Beautiful Meadow\",839,null],\"POJ-3252\":[\"Round Numbers\",6861,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2006+November+Silver\\\"\\u003eUSACO 2006 November Silver\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-3130\":[\"How I Mathematician Wonder What You Are!\",1804,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dJapan+2006\\\"\\u003eJapan 2006\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1474\":[\"Video Surveillance\",1671,\"\\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\"],\"HDU-4528\":[\"小明系列故事——捉迷藏\",656,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2013%CC%DA%D1%B6%B1%E0%B3%CC%C2%ED%C0%AD%CB%C9%B3%F5%C8%FC%B5%DA%CE%E5%B3%A1%A3%A83%D4%C225%C8%D5%A3%A9\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2013腾讯编程马拉松初赛第五场(3月25日) \\u003c/a\\u003e \\u003c/div\\u003e\"],\"POJ-3133\":[\"Manhattan Wiring\",712,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dJapan+2006\\\"\\u003eJapan 2006\\u003c/a\\u003e\\u003c/div\\u003e\"],\"HDU-4768\":[\"Flyer\",1139,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2013+ACM%2FICPC+Asia+Regional+Changchun+Online\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2013 ACM/ICPC Asia Regional Changchun Online \\u003c/a\\u003e \\u003c/div\\u003e\"],\"POJ-3258\":[\"River Hopscotch\",9623,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUSACO+2006+December+Silver\\\"\\u003eUSACO 2006 December Silver\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1113\":[\"Wall\",9269,\"\\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-1873\":[\"The Fortified Forest\",1675,\"\\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-2841\":[\"Navigation Game\",76,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dPOJ+Monthly--2006.06.25\\\"\\u003ePOJ Monthly--2006.06.25\\u003c/a\\u003e, Yang Yi\\u003c/div\\u003e\"],\"POJ-2566\":[\"Bound Found\",2953,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dUlm+Local+2001\\\"\\u003eUlm Local 2001\\u003c/a\\u003e\\u003c/div\\u003e\"],\"POJ-1755\":[\"Triathlon\",1107,\"\\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\"],\"HDU-5178\":[\"pairs\",2355,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003dBestCoder+Round+%2331\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e BestCoder Round #31 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-4122\":[\"Alice\\u0027s mooncake shop\",883,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2011+Asia+Fuzhou+Regional+Contest+\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2011 Asia Fuzhou Regional Contest \\u003c/a\\u003e \\u003c/div\\u003e\"],\"HDU-3555\":[\"Bomb\",8298,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2010+ACM-ICPC+Multi-University+Training+Contest%A3%A812%A3%A9%A1%AA%A1%AAHost+by+WHU\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2010 ACM-ICPC Multi-University Training Contest(12)——Host by WHU \\u003c/a\\u003e \\u003c/div\\u003e\"],\"UVALive-7349\":[\"The Scheming Gardener\",0,\"Regionals 2015 \\u003e\\u003e North America - Mid-Atlantic USA\"],\"HDU-1257\":[\"最少拦截系统\",26532,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d%D5%E3%BD%AD%B9%A4%D2%B5%B4%F3%D1%A7%B5%DA%CB%C4%BD%EC%B4%F3%D1%A7%C9%FA%B3%CC%D0%F2%C9%E8%BC%C6%BE%BA%C8%FC\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 浙江工业大学第四届大学生程序设计竞赛 \\u003c/a\\u003e \\u003c/div\\u003e\"],\"UVALive-7347\":[\"Of the Children\",0,\"Regionals 2015 \\u003e\\u003e North America - Mid-Atlantic USA\"],\"UVALive-7348\":[\"Talking About Numbers\",60,\"Regionals 2015 \\u003e\\u003e North America - Mid-Atlantic USA\"],\"ZOJ-3469\":[\"Food Delivery\",2196,null],\"ZOJ-3466\":[\"The Hive II\",295,null],\"HDU-3709\":[\"Balanced Number\",3654,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2010+Asia+Chengdu+Regional+Contest\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2010 Asia Chengdu Regional Contest \\u003c/a\\u003e \\u003c/div\\u003e\"],\"POJ-3384\":[\"Feng Shui\",1311,\"\\u003cdiv class\\u003d\\\"ptx\\\" lang\\u003d\\\"en-US\\\"\\u003e\\u003ca href\\u003d\\\"http://poj.org/searchproblem?field\\u003dsource\\u0026amp;key\\u003dNortheastern+Europe+2006\\\"\\u003eNortheastern Europe 2006\\u003c/a\\u003e, Northern Subregion\\u003c/div\\u003e\"],\"URAL-1519\":[\"Formula 1\",1558,\"Timus Top Coders: Third Challenge\"]}","joined":false,"groups":{}},"managingGroups":{},"author":"jxust_RioTian","updateTime":1629809353000,"title":"RioTian 自用练习专题","dislikeCnt":0,"content":"专题12 基础DP\n [problem:HDU-1024] [problem:HDU-1029] [problem:HDU-1069] [problem:HDU-1074] [problem:HDU-1087] [problem:HDU-1114] [problem:HDU-1176] [problem: HDU-1260] [problem:HDU-1257] [problem:HDU-1160] [problem:POJ-1015] [problem:POJ-1458] [problem:POJ-1661] [problem:POJ-2533] [problem:POJ-3186] [problem:HDU-1078] [problem:HDU-2859] [problem:POJ-3616] [problem:POJ-3666]\n\n专题15 数位DP\n [problem:CodeForces-55D] [problem:HDU-4352] [problem:HDU-2089] [problem:HDU-3555] [problem:POJ-3252] [problem:HDU-3709] [problem:HDU-3652] [problem:HDU-4734] [problem:ZOJ-3494] [problem:HDU-4507] [problem:SPOJ-BALNUM]\n\n专题20 斜率DP\n [problem:HDU-3507] [problem:HDU-2829] [problem:HDU-4528] [problem:HDU-1300] [problem:HDU-2993] [problem:UVALive-5097] [problem:HDU-3045] [problem:HDU-3516] [problem:POJ-1160] [problem:POJ-1180] [problem:POJ-2018] [problem:POJ-3709] [problem:POJ-2841] [problem:POJ-1260] [problem:UVA-12594] [problem:HDU-3480] [problem:UVALive-6771]\n \n专题21 区间DP\n [problem:ZOJ-3537] [problem:LightOJ-1422] [problem:POJ-2955] [problem:CodeForces-149D] [problem:POJ-1651] [problem:ZOJ-3469] [problem:HDU-4283] [problem: HDU-2476]\n \n CF上部分树形DP题目\n [problem:CodeForces-791D] [problem:CodeForces-1120D] [problem:CodeForces-1153D] [problem:CodeForces-735E] [problem:CodeForces-1060E]\n\n专题32 插头DP\n [problem:HDU-1693] [problem:URAL-1519] [problem:FZU-1977] [problem:HDU-1964] [problem:HDU-3377] [problem:POJ-1739] [problem:POJ-3133] [problem:ZOJ-3466] [problem:ZOJ-3256] [problem:ZOJ-3213] [problem:HDU-4285]\n\n专题34 RMQ\n [problem:POJ-3368] [problem:HYSBZ-1067] [problem:POJ-1050] [problem:POJ-2019] [problem:HDU-3486] [problem:HDU-3193] [problem:HDU-2888] [problem:HDU-3183]\n\n专题23 二分 尺取 单调栈队列\n [problem:CodeForces-371C] [problem:POJ-3685] [problem:POJ-3104] [problem:POJ-3579] [problem:POJ-3258] [problem:POJ-3122] [problem:HDU-4768] [problem:HDU-2289] [problem:HDU-5493] [problem:HDU-4190] [problem:HDU-5646] [problem:HDU-5256] [problem:HDU-3244] [problem:POJ-2566] [problem:POJ-3061] [problem:POJ-2100] [problem:POJ-2739] [problem:HDU-5672] [problem:HDU-5178] [problem: HDU-5358] [problem:HDU-1937] [problem:HDU-3415] [problem:HDU-3410] [problem:HDU-4122] [problem:HDU-1506]\n\n专题13 基础计算几何\n[problem:POJ-2318] [problem:POJ-2398] [problem:POJ-3304] [problem:POJ-1269] [problem:POJ-1556] [problem:POJ-2653] [problem:POJ-1066] [problem:POJ-1410] [problem:POJ-1696] [problem:POJ-3347] [problem:POJ-2826] [problem:POJ-1039] [problem:POJ-3449] [problem:POJ-1584] [problem:POJ-2074]\n\n计算几何之凸包问题\n[problem:POJ-1113] [problem:POJ-2007] [problem:POJ-1873] [problem:POJ-1228] [problem:POJ-3348]\n\n\n计算几何之面积问题,公式问题\n[problem:POJ-1654] [problem:POJ-1265] [problem:POJ-2954]\n\n专题22 计算几何之半平面交\n[problem:POJ-3335] [problem:POJ-3130] [problem:POJ-1474] [problem:POJ-1279] [problem:POJ-3525] [problem:POJ-3384] [problem:POJ-1755] [problem:POJ-2540] [problem:POJ-2451] ||[problem:POJ-1271] [problem:UVA-11722] [problem:UVALive-7295] [problem:UVALive-7292] [problem:UVALive-7297] [problem:UVALive-7346] [problem:UVALive-7521] [problem:UVALive-7347] [problem:UVALive-7348] [problem:UVALive-7349] [problem:LightOJ-1433] [problem:LightOJ-1387] [problem:LightOJ-1338] [problem:LightOJ-1261] [problem:LightOJ-1249]\n\n\n计算几何背景,实际上解题的关键是其他问题(数据结构、组合数学,或者是 枚举思想)\n若干道经典的离散化+扫描线的题目,ACM选手必做题目\n[problem:POJ-1151] [problem:POJ-1389] [problem:POJ-1177] [problem:POJ-3565] [problem:POJ-3695] [problem:POJ-2002] [problem:POJ-1434]\n\n随机算法\n[problem:POJ-2420]\n\n解析几何\n[problem:POJ-1375] [problem:POJ-1329] [problem:POJ-2354] [problem:POJ-1106] [problem:POJ-1673]\n\n旋转卡壳\n[problem:POJ-2187] [problem:POJ-3608]\n\n计算几何的其他问题\n[problem:POJ-1981]","threadId":106845,"likeCnt":7,"createTime":1628672785000,"isWorkbook":true,"viewCnt":1422,"openness":2,"fav":false,"id":2674,"trustable":false}