Home
Problem
Status
Contest
Workbook
User
Group
Forum
Register
Login
{"workbook":{"problemsBrief":"{\"LibreOJ-2462\":[\"完美的集合\",276,\"2018 集训队互测 Day 1\"],\"LibreOJ-2463\":[\"完美的旅行\",176,\"2018 集训队互测 Day 1\"],\"LibreOJ-3278\":[\"收获\",213,\"JOISC 2020 Day3\"],\"CodeForces-403E\":[\"Two Rooted Trees\",225,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/403\\\"\\u003eCodeforces Round 236 (Div. 1)\\u003c/a\\u003e\"],\"LibreOJ-3273\":[\"扫除\",306,\"JOISC 2020 Day1\"],\"CodeForces-1267G\":[\"Game Relics\",747,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1267\\\"\\u003e2019-2020 ICPC, NERC, Northern Eurasia Finals (Unrated, Online Mirror, ICPC Rules, Teams Preferred)\\u003c/a\\u003e\"],\"CodeForces-1392H\":[\"ZS Shuffles Cards\",725,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1392\\\"\\u003eCodeforces Global Round 10\\u003c/a\\u003e\"],\"CodeForces-536D\":[\"Tavas in Kansas\",766,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/536\\\"\\u003eCodeforces Round 299 (Div. 1)\\u003c/a\\u003e\"],\"CodeForces-1473G\":[\"Tiles\",415,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1473\\\"\\u003eEducational Codeforces Round 102 (Rated for Div. 2)\\u003c/a\\u003e\"],\"TopCoder-12432\":[\"CurvyonRails\",78,\"\\u003ca href\\u003d\\\"https://community.topcoder.com/tc?module\\u003dProblemDetail\\u0026amp;rd\\u003d15490\\u0026amp;pm\\u003d12432\\\"\\u003eSingle Round Match 570 Round 1 - Division I, Level Three\\u003c/a\\u003e\"],\"CodeForces-920G\":[\"List Of Integers\",1764,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/920\\\"\\u003eEducational Codeforces Round 37 (Rated for Div. 2)\\u003c/a\\u003e\"],\"LibreOJ-2870\":[\"Train Tracking\",49,\"USACO 2018 US Open Platinum\"],\"CodeForces-103E\":[\"Buying Sets\",950,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/103\\\"\\u003eCodeforces Beta Round 80 (Div. 1 Only)\\u003c/a\\u003e\"],\"LibreOJ-2476\":[\"蒜头的奖杯\",234,\"2018 集训队互测 Day 3\"],\"LibreOJ-2470\":[\"有向图\",118,\"2018 集训队互测 Day 2\"],\"LibreOJ-3044\":[\"Minimax 搜索\",232,\"ZJOI2019\"],\"LibreOJ-2197\":[\"向量集\",206,\"SDOI2014\"],\"LibreOJ-6031\":[\"字符串\",444,\"雅礼集训 2017 Day1\"],\"LibreOJ-509\":[\"动态几何问题\",249,\"LibreOJ NOI Round #1\"],\"CodeForces-478E\":[\"Wavy numbers\",231,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/478\\\"\\u003eCodeforces Round 273 (Div. 2)\\u003c/a\\u003e\"],\"CodeForces-494C\":[\"Helping People\",921,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/494\\\"\\u003eCodeforces Round 282 (Div. 1)\\u003c/a\\u003e\"],\"黑暗爆炸-3495\":[\"PA2010 Riddle\",174,\"\"],\"CodeForces-494E\":[\"Sharti\",327,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/494\\\"\\u003eCodeforces Round 282 (Div. 1)\\u003c/a\\u003e\"],\"LibreOJ-2565\":[\"旧试题\",396,\"SDOI2018\"],\"LibreOJ-2049\":[\"网络\",621,\"HNOI2016\"],\"LibreOJ-2325\":[\"小 Y 和恐怖的奴隶主\",560,\"清华集训 2017\"],\"HDU-3629\":[\"Convex\",492,\"\\u003cdiv class\\u003d\\\"panel_content\\\"\\u003e \\u003ca href\\u003d\\\"https://acm.hdu.edu.cn/search.php?field\\u003dproblem\\u0026amp;key\\u003d2010+Asia+Regional+Tianjin+Site+%A1%AA%A1%AA+Online+Contest\\u0026amp;source\\u003d1\\u0026amp;searchmode\\u003dsource\\\"\\u003e 2010 Asia Regional Tianjin Site —— Online Contest \\u003c/a\\u003e \\u003c/div\\u003e\"],\"LibreOJ-2562\":[\"战略游戏\",719,\"SDOI2018\"],\"LibreOJ-6401\":[\"yww 与字符串\",208,null],\"CodeForces-1168E\":[\"Xor Permutations\",365,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1168\\\"\\u003eCodeforces Round 562 (Div. 1)\\u003c/a\\u003e\"],\"CodeForces-1168D\":[\"Anagram Paths\",364,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1168\\\"\\u003eCodeforces Round 562 (Div. 1)\\u003c/a\\u003e\"],\"CodeForces-449E\":[\"Jzzhu and Squares\",291,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/449\\\"\\u003eCodeforces Round 257 (Div. 1)\\u003c/a\\u003e\"],\"CodeForces-506E\":[\"Mr. Kitayuta\\u0027s Gift\",751,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/506\\\"\\u003eCodeforces Round 286 (Div. 1)\\u003c/a\\u003e\"],\"LibreOJ-3090\":[\"勘破神机\",227,\"BJOI2019\"],\"CodeForces-603D\":[\"Ruminations on Ruminants\",367,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/603\\\"\\u003eCodeforces Round 334 (Div. 1)\\u003c/a\\u003e\"],\"CodeForces-736D\":[\"Permutations\",486,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/736\\\"\\u003eCodeforces Round 382 (Div. 1)\\u003c/a\\u003e\"],\"CodeForces-930E\":[\"Coins Exhibition\",426,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/930\\\"\\u003eCodeforces Round 468 (Div. 1, based on Technocup 2018 Final Round)\\u003c/a\\u003e\"],\"CodeForces-1051G\":[\"Distinctification\",413,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1051\\\"\\u003eEducational Codeforces Round 51 (Rated for Div. 2)\\u003c/a\\u003e\"],\"黑暗爆炸-4259\":[\"残缺的字符串\",347,\"\"],\"CodeChef-GNUM\":[\"Game of Numbers\",440,\"darkshadows\"],\"LibreOJ-2572\":[\"字符串\",171,\"ZJOI2017\"],\"CodeForces-436E\":[\"Cardboard Box\",1295,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/436\\\"\\u003eZepto Code Rush 2014\\u003c/a\\u003e\"],\"LibreOJ-575\":[\"不等关系\",719,\"LibreOJ NOI Round #2\"],\"CodeForces-925E\":[\"May Holidays\",367,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/925\\\"\\u003eVK Cup 2018 - Round 3\\u003c/a\\u003e\"],\"CodeForces-521D\":[\"Shop\",1597,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/521\\\"\\u003eCodeforces Round 295 (Div. 1)\\u003c/a\\u003e\"],\"CodeForces-763E\":[\"Timofey and our friends animals\",490,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/763\\\"\\u003eCodeforces Round 395 (Div. 1)\\u003c/a\\u003e\"],\"CodeForces-521E\":[\"Cycling City\",1024,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/521\\\"\\u003eCodeforces Round 295 (Div. 1)\\u003c/a\\u003e\"],\"CodeForces-763D\":[\"Timofey and a flat tree\",580,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/763\\\"\\u003eCodeforces Round 395 (Div. 1)\\u003c/a\\u003e\"],\"CodeForces-464E\":[\"The Classic Problem\",1470,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/464\\\"\\u003eCodeforces Round 265 (Div. 1)\\u003c/a\\u003e\"],\"CodeForces-573D\":[\"Bear and Cavalry\",506,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/573\\\"\\u003eCodeforces Round 318 [RussianCodeCup Thanks-Round] (Div. 1)\\u003c/a\\u003e\"],\"LibreOJ-2845\":[\"Innophone\",116,\"ROI 2018 Day 1\"],\"CodeForces-273E\":[\"Dima and Game\",394,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/273\\\"\\u003eCodeforces Round 167 (Div. 1)\\u003c/a\\u003e\"],\"CodeForces-285E\":[\"Positions in Permutations\",1085,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/285\\\"\\u003eCodeforces Round 175 (Div. 2)\\u003c/a\\u003e\"],\"LibreOJ-6504\":[\"Convex\",119,\"雅礼集训 2018 Day5\"],\"CodeForces-1320E\":[\"Treeland and Viruses\",658,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1320\\\"\\u003eCodeforces Round 625 (Div. 1, based on Technocup 2020 Final Round)\\u003c/a\\u003e\"],\"CodeForces-1396D\":[\"Rainbow Rectangles\",305,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1396\\\"\\u003eCodeforces Round 666 (Div. 1)\\u003c/a\\u003e\"],\"LibreOJ-3070\":[\"最短路径\",81,\"2019 集训队互测 Day 1\"],\"HDU-4733\":[\"G(x)\",152,\"\\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\"],\"CodeForces-925C\":[\"Big Secret\",1379,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/925\\\"\\u003eVK Cup 2018 - Round 3\\u003c/a\\u003e\"],\"CodeForces-936D\":[\"World of Tank\",358,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/936\\\"\\u003eCodeforces Round 467 (Div. 1)\\u003c/a\\u003e\"],\"CodeForces-625E\":[\"Frog Fights\",354,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/625\\\"\\u003eCodeforces Round 342 (Div. 2)\\u003c/a\\u003e\"],\"黑暗爆炸-2654\":[\"tree\",375,\"\"],\"UniversalOJ-39\":[\"简单回路\",147,\"清华集训2014\"],\"CodeForces-871E\":[\"Restore the Tree\",164,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/871\\\"\\u003eCodeforces Round 440 (Div. 1, based on Technocup 2018 Elimination Round 2)\\u003c/a\\u003e\"],\"CodeForces-980F\":[\"Cactus to Tree\",218,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/980\\\"\\u003eCodeforces Round 480 (Div. 2)\\u003c/a\\u003e\"],\"LibreOJ-2555\":[\"混合果汁\",616,\"CTSC2018\"],\"LibreOJ-6512\":[\"C\",62,\"雅礼集训 2018 Day8\"],\"LibreOJ-6358\":[\"前夕\",203,null],\"LibreOJ-2553\":[\"暴力写挂\",726,\"CTSC2018\"],\"CodeForces-446E\":[\"DZY Loves Bridges\",130,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/446\\\"\\u003eCodeforces Round #FF (Div. 1)\\u003c/a\\u003e\"],\"CodeForces-446D\":[\"DZY Loves Games\",409,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/446\\\"\\u003eCodeforces Round #FF (Div. 1)\\u003c/a\\u003e\"],\"CodeForces-1218H\":[\"Function Composition\",117,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1218\\\"\\u003eBubble Cup 12 - Finals [Online Mirror, unrated, Div. 1]\\u003c/a\\u003e\"],\"LibreOJ-6076\":[\"三元组\",130,\"2017 山东一轮集训 Day6\"],\"UniversalOJ-42\":[\"Sum\",146,\"清华集训2014\"],\"CodeForces-838E\":[\"Convex Countour\",349,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/838\\\"\\u003eIndiaHacks 2nd Elimination 2017 (unofficial, unrated mirror, ICPC rules)\\u003c/a\\u003e\"],\"CodeForces-923E\":[\"Perpetual Subtraction\",480,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/923\\\"\\u003eVK Cup 2018 - Round 1\\u003c/a\\u003e\"],\"UniversalOJ-41\":[\"矩阵变换\",364,\"清华集训2014\"],\"CodeForces-842E\":[\"Nikita and game\",537,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/842\\\"\\u003eCodeforces Round 430 (Div. 2)\\u003c/a\\u003e\"],\"黑暗爆炸-3698\":[\"XWW的难题\",105,\"\"],\"CodeForces-830E\":[\"Perpetual Motion Machine\",336,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/830\\\"\\u003eCodeforces Round 424 (Div. 1, rated, based on VK Cup Finals)\\u003c/a\\u003e\"],\"CodeForces-773E\":[\"Blog Post Rating\",346,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/773\\\"\\u003eVK Cup 2017 - Round 3\\u003c/a\\u003e\"],\"UniversalOJ-46\":[\"玄学\",507,\"清华集训2014\"],\"黑暗爆炸-4541\":[\"矿区\",25,\"Hnoi2016\"],\"UniversalOJ-45\":[\"虫逢\",163,\"清华集训2014\"],\"LibreOJ-2549\":[\"战争\",605,\"JSOI2018\"],\"UniversalOJ-47\":[\"文学\",109,\"清华集训2014\"],\"CodeForces-461E\":[\"Appleman and a Game\",403,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/461\\\"\\u003eCodeforces Round 263 (Div. 1)\\u003c/a\\u003e\"],\"CodeForces-198D\":[\"Cube Snake\",118,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/198\\\"\\u003eCodeforces Round 125 (Div. 1)\\u003c/a\\u003e\"],\"LibreOJ-2524\":[\"反色游戏\",250,\"HAOI2018\"],\"LibreOJ-6046\":[\"爷\",318,\"雅礼集训 2017 Day8\"],\"CodeForces-1463F\":[\"Max Correct Set\",598,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1463\\\"\\u003eEducational Codeforces Round 100 (Rated for Div. 2)\\u003c/a\\u003e\"],\"LibreOJ-6681\":[\"yww 与树上的回文串\",186,null],\"CodeForces-1188D\":[\"Make Equal\",725,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1188\\\"\\u003eCodeforces Round 572 (Div. 1)\\u003c/a\\u003e\"],\"TopCoder-12418\":[\"BoardPainting\",61,\"\\u003ca href\\u003d\\\"https://community.topcoder.com/tc?module\\u003dProblemDetail\\u0026amp;rd\\u003d15497\\u0026amp;pm\\u003d12418\\\"\\u003eSingle Round Match 577 Round 1 - Division I, Level Three\\u003c/a\\u003e\"],\"CodeForces-1181E2\":[\"A Story of One Country (Hard)\",305,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1181\\\"\\u003eCodeforces Round 567 (Div. 2)\\u003c/a\\u003e\"],\"CodeForces-704E\":[\"Iron Man\",306,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/704\\\"\\u003eCodeforces Round 366 (Div. 1)\\u003c/a\\u003e\"],\"CodeForces-538G\":[\"Berserk Robot\",458,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/538\\\"\\u003eCodeforces Round 300\\u003c/a\\u003e\"],\"CodeForces-526G\":[\"Spiders Evil Plan\",732,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/526\\\"\\u003eZeptoLab Code Rush 2015\\u003c/a\\u003e\"],\"CodeForces-566C\":[\"Logistical Questions\",725,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/566\\\"\\u003eVK Cup 2015 - Finals, online mirror\\u003c/a\\u003e\"],\"CodeForces-922E\":[\"Birds\",2409,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/922\\\"\\u003eCodeforces Round 461 (Div. 2)\\u003c/a\\u003e\"],\"CodeForces-566E\":[\"Restoring Map\",649,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/566\\\"\\u003eVK Cup 2015 - Finals, online mirror\\u003c/a\\u003e\"],\"Aizu-2736\":[\"Longest Shortest Path\",44,\"ACM-ICPC Japan Alumni Group Practice Contest for Asia Regionals 2015\"],\"CodeForces-444E\":[\"DZY Loves Planting\",844,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/444\\\"\\u003eCodeforces Round 254 (Div. 1)\\u003c/a\\u003e\"],\"LibreOJ-3069\":[\"整点计数\",103,\"2019 集训队互测 Day 1\"],\"LibreOJ-6052\":[\"DIV\",137,\"雅礼集训 2017 Day11\"],\"CodeForces-1163F\":[\"Indecisive Taxi Fee\",913,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1163\\\"\\u003eCodeforces Round 558 (Div. 2)\\u003c/a\\u003e\"],\"LibreOJ-534\":[\"花团\",351,\"LibreOJ Round #6\"],\"CodeForces-1381D\":[\"The Majestic Brown Tree Snake\",500,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1381\\\"\\u003eCodeforces Round 658 (Div. 1)\\u003c/a\\u003e\"],\"黑暗爆炸-3118\":[\"Orz the MST\",79,\"Mato_No1提供\"],\"CodeForces-468D\":[\"Tree\",388,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/468\\\"\\u003eCodeforces Round 268 (Div. 1)\\u003c/a\\u003e\"],\"TopCoder-12921\":[\"FamilyCrest\",5,\"\\u003ca href\\u003d\\\"https://community.topcoder.com/tc?module\\u003dProblemDetail\\u0026amp;rd\\u003d15837\\u0026amp;pm\\u003d12921\\\"\\u003eSingle Round Match 604 Round 1 - Division I, Level Three\\u003c/a\\u003e\"],\"CodeForces-997D\":[\"Cycles in product\",454,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/997\\\"\\u003eCodeforces Round 493 (Div. 1)\\u003c/a\\u003e\"],\"黑暗爆炸-3512\":[\"DZY Loves Math IV\",184,\"\"],\"CodeForces-698F\":[\"Coprime Permutation\",445,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/698\\\"\\u003eCodeforces Round 363 (Div. 1)\\u003c/a\\u003e\"],\"LibreOJ-2008\":[\"小凸想跑步\",309,\"SCOI2015\"],\"CodeForces-771E\":[\"Bear and Rectangle Strips\",483,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/771\\\"\\u003eVK Cup 2017 - Round 1\\u003c/a\\u003e\"]}","joined":false,"groups":{}},"managingGroups":{},"author":"sdldw","updateTime":1698977115000,"title":"【综合练习】一个综合练习题单","dislikeCnt":0,"content":"[problem:CodeForces-461E] \n[problem:CodeForces-464E]\n[problem:CodeForces-494C]\n[problem:CodeForces-920G]\n[problem:CodeForces-922E]\n[problem:CodeForces-925C]\n[problem:CodeForces-285E]\n[problem:CodeForces-436E]\n[problem:CodeForces-449E]\n[problem:CodeForces-444E]\n[problem:CodeForces-603D]\n[problem:CodeForces-773E]\n[problem:CodeForces-198D]\n[problem:CodeForces-446D]\n[problem:CodeForces-494E]\n[problem:CodeForces-103E]\n[problem:CodeForces-273E]\n[problem:CodeForces-736D]\n[problem:CodeForces-625E]\n[problem:CodeForces-830E]\n[problem:CodeForces-838E]\n[problem:UniversalOJ-39]\n[problem:UniversalOJ-41]\n[problem:UniversalOJ-42]\n[problem:CodeForces-446E]\n[problem:CodeForces-763D]\n[problem:CodeForces-842E]\n[problem:CodeForces-1051G]\n[problem:CodeForces-1168D]\n[problem:CodeForces-1181E2]\n[problem:CodeForces-478E]\n[problem:CodeForces-573D]\n[problem:CodeForces-1392H]\n[problem:CodeForces-468D]\n[problem:CodeForces-536D]\n[problem:CodeForces-763E]\n[problem:CodeForces-704E]\n[problem:CodeForces-1320E]\n[problem:CodeForces-1473G]\n[problem:CodeForces-538G]\n[problem:CodeForces-997D]\n[problem:CodeForces-1267G]\n[problem:CodeForces-925E]\n[problem:UniversalOJ-45]\n[problem:UniversalOJ-46]\n[problem:UniversalOJ-47]\n[problem:CodeForces-1163F]\n[problem:CodeForces-1463F]\n[problem:CodeForces-1463F]\n[problem:CodeForces-936D]\n[problem:CodeForces-1188D]\n[problem:CodeForces-698F]\n[problem:CodeForces-930E]\n[problem:CodeForces-1168E]\n[problem:CodeForces-403E]\n[problem:CodeForces-871E]\n[problem:CodeForces-506E]\n[problem:CodeForces-923E]\n[problem:CodeForces-1396D]\n[problem:CodeForces-521D]\n[problem:CodeForces-521E]\n[problem:CodeForces-526G]\n[problem:CodeForces-566C]\n[problem:CodeForces-566E]\n[problem:CodeForces-1218H]\n[problem:CodeForces-771E]\n[problem:CodeForces-980F]\n[problem:CodeForces-1381D]\n[problem:黑暗爆炸-3118]\n[problem:黑暗爆炸-3698]\n[problem:黑暗爆炸-4541]\n[problem:黑暗爆炸-3512]\n[problem:黑暗爆炸-2654]\n[problem:黑暗爆炸-3495]\n[problem:黑暗爆炸-4259]\n[problem:CodeChef-GNUM]\n[problem:Aizu-2736]\n[problem:TopCoder-12432]\n[problem:TopCoder-12418]\n[problem:TopCoder-12418]\n[problem:TopCoder-12418]\n[problem:TopCoder-12921]\n[problem:HDU-3629]\n[problem:HDU-4733]\n[problem:LibreOJ-2549]\n[problem:LibreOJ-6504]\n[problem:LibreOJ-2008]\n[problem:LibreOJ-509]\n[problem:LibreOJ-3069]\n[problem:LibreOJ-6052]\n[problem:LibreOJ-2476]\n[problem:LibreOJ-6076]\n[problem:LibreOJ-2565]\n[problem:LibreOJ-2524]\n[problem:LibreOJ-2463]\n[problem:LibreOJ-575]\n[problem:LibreOJ-6512]\n[problem:LibreOJ-2462]\n[problem:LibreOJ-2325]\n[problem:LibreOJ-2470]\n[problem:LibreOJ-3090]\n[problem:LibreOJ-6358]\n[problem:LibreOJ-3044]\n[problem:LibreOJ-2845]\n[problem:LibreOJ-6046]\n[problem:LibreOJ-2553]\n[problem:LibreOJ-3070]\n[problem:LibreOJ-3278]\n[problem:LibreOJ-2562]\n[problem:LibreOJ-2870]\n[problem:LibreOJ-2555]\n[problem:LibreOJ-6358]\n[problem:LibreOJ-2049]\n[problem:LibreOJ-2197]\n[problem:LibreOJ-3273]\n[problem:LibreOJ-534]\n[problem:LibreOJ-6031]\n[problem:LibreOJ-6401]\n[problem:LibreOJ-6681]\n[problem:LibreOJ-2572]\n ","threadId":175033,"likeCnt":0,"createTime":1698975756000,"isWorkbook":true,"viewCnt":173,"openness":2,"fav":false,"id":4233,"trustable":false}