Home
Problem
Status
Contest
Workbook
User
Group
Forum
Register
Login
{"workbook":{"problemsBrief":"{\"CodeForces-1628D1\":[\"Game on Sum (Easy Version)\",3113,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1628\\\"\\u003eCodeforces Round 767 (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\"],\"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\"],\"AtCoder-arc152_d\":[\"Halftree\",239,\"\\u003ca class\\u003d\\\"contest-title\\\" href\\u003d\\\"https://atcoder.jp/contests/arc152\\\"\\u003eAtCoder Regular Contest 152\\u003c/a\\u003e\"],\"CodeForces-1815E\":[\"Bosco and Particle\",332,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1815\\\"\\u003eCodeforces Round 865 (Div. 1)\\u003c/a\\u003e\"],\"AtCoder-arc150_d\":[\"Removing Gacha\",267,\"\\u003ca class\\u003d\\\"contest-title\\\" href\\u003d\\\"https://atcoder.jp/contests/arc150\\\"\\u003eAtCoder Regular Contest 150\\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-1693C\":[\"Keshi in Search of AmShZ\",2484,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1693\\\"\\u003eCodeforces Round 800 (Div. 1)\\u003c/a\\u003e\"],\"CodeForces-1015D\":[\"Walking Between Houses\",8317,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1015\\\"\\u003eCodeforces Round 501 (Div. 3)\\u003c/a\\u003e\"],\"CodeForces-1681D\":[\"Required Length\",9363,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1681\\\"\\u003eEducational Codeforces Round 129 (Rated for Div. 2)\\u003c/a\\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-1542B\":[\"Plus and Multiply\",22852,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1542\\\"\\u003eCodeforces Round 729 (Div. 2)\\u003c/a\\u003e\"],\"CodeForces-838C\":[\"Future Failure\",317,\"\\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-1411F\":[\"The Thorny Path\",333,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1411\\\"\\u003eTechnocup 2021 - Elimination Round 3\\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-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-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-788D\":[\"Finding lines\",400,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/788\\\"\\u003eCodeforces Round 407 (Div. 1)\\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\"],\"洛谷-P4110\":[\"小L的白日梦\",150,\"HEOI2015\"],\"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\"],\"AtCoder-arc123_f\":[\"Insert Addition\",17,\"\\u003ca class\\u003d\\\"contest-title\\\" href\\u003d\\\"https://atcoder.jp/contests/arc123\\\"\\u003eAtCoder Regular Contest 123\\u003c/a\\u003e\"],\"AtCoder-agc063_d\":[\"Many CRT\",21,\"\\u003ca class\\u003d\\\"contest-title\\\" href\\u003d\\\"https://atcoder.jp/contests/agc063\\\"\\u003eAtCoder Grand Contest 063\\u003c/a\\u003e\"],\"AtCoder-arc121_d\":[\"1 or 2\",129,\"\\u003ca class\\u003d\\\"contest-title\\\" href\\u003d\\\"https://atcoder.jp/contests/arc121\\\"\\u003eNOMURA Programming Contest 2021 (AtCoder Regular Contest 121)\\u003c/a\\u003e\"],\"AtCoder-arc123_c\":[\"1, 2, 3 - Decomposition\",699,\"\\u003ca class\\u003d\\\"contest-title\\\" href\\u003d\\\"https://atcoder.jp/contests/arc123\\\"\\u003eAtCoder Regular Contest 123\\u003c/a\\u003e\"],\"CodeForces-1779E\":[\"Anya\\u0027s Simultaneous Exhibition\",1718,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1779\\\"\\u003eHello 2023\\u003c/a\\u003e\"],\"CodeForces-1592F2\":[\"Alice and Recoloring 2\",778,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1592\\\"\\u003eCodeforces Round 746 (Div. 2)\\u003c/a\\u003e\"],\"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\"],\"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\"],\"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-708D\":[\"Incorrect Flow\",786,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/708\\\"\\u003eAIM Tech Round 3 (Div. 1)\\u003c/a\\u003e\"],\"CodeForces-1842G\":[\"Tenzing and Random Operations\",1014,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1842\\\"\\u003eCodeTON Round 5 (Div. 1 + Div. 2, Rated, Prizes!)\\u003c/a\\u003e\"],\"CodeForces-1163F\":[\"Indecisive Taxi Fee\",911,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1163\\\"\\u003eCodeforces Round 558 (Div. 2)\\u003c/a\\u003e\"],\"洛谷-P8341\":[\"回忆\",197,\"AHOI2022\"],\"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\"],\"CodeForces-600F\":[\"Edge coloring of bipartite graph\",772,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/600\\\"\\u003eEducational Codeforces Round 2\\u003c/a\\u003e\"],\"AtCoder-arc139_e\":[\"Wazir\",23,\"\\u003ca class\\u003d\\\"contest-title\\\" href\\u003d\\\"https://atcoder.jp/contests/arc139\\\"\\u003eAtCoder Regular Contest 139\\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\"],\"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\"],\"洛谷-U365946\":[\"NOIP多校联盟长春集训D4T4\",7,null],\"AtCoder-dp_x\":[\"Tower\",260,\"\\u003ca class\\u003d\\\"contest-title\\\" href\\u003d\\\"https://atcoder.jp/contests/dp\\\"\\u003eEducational DP Contest\\u003c/a\\u003e\"],\"CodeForces-1614D1\":[\"Divan and Kostomuksha (easy version)\",3704,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1614\\\"\\u003eCodeforces Round 757 (Div. 2)\\u003c/a\\u003e\"],\"洛谷-U365923\":[\"Day4T3 T\",4,\"2023NOIP多校联训\"],\"AtCoder-arc136_c\":[\"Circular Addition\",428,\"\\u003ca class\\u003d\\\"contest-title\\\" href\\u003d\\\"https://atcoder.jp/contests/arc136\\\"\\u003eAtCoder Regular Contest 136\\u003c/a\\u003e\"]}","joined":false,"groups":{}},"managingGroups":{},"author":"rabbitohh","updateTime":1696923422000,"title":"2023NOIP多校联训","dislikeCnt":0,"content":"Day1 基础算法专题\n[problem:CodeForces-461E]\n[problem:CodeForces-925C]\n[problem:CodeForces-444E]\n[problem:CodeForces-446E]\n[problem:CodeForces-763D]\n[problem:CodeForces-842E]\n[problem:CodeForces-1181E2]\n[problem:CodeForces-788D]\nDay2 模拟赛\n[problem:CodeForces-1542B]\n[problem:CodeForces-1015D]\n[problem:CodeForces-1681D]\n[problem:CodeForces-1628D1]\nDay3 动态规划专题\n[problem:CodeForces-494C]\n[problem:CodeForces-922E]\n[problem:CodeForces-285E]\n[problem:CodeForces-1168D]\n[problem:CodeForces-573D]\n[problem:CodeForces-1392H]\n[problem:CodeForces-838C]\n[problem:CodeForces-536D]\n[problem:CodeForces-1628D1]\n[problem:CodeForces-1614D1]\nDay4 模拟赛\n不是原题\n[problem:洛谷-U365923]\n[problem:洛谷-U365946]\nDay5 数学专题\n[problem:AtCoder-arc136_c]\n[problem:AtCoder-arc150_d]\n[problem:AtCoder-arc152_d]\n[problem:CodeForces-1842G]\n[problem:CodeForces-1815E]\n[problem:AtCoder-arc139_e]\n[problem:AtCoder-arc123_f]\n[problem:AtCoder-agc063_d]\nDay6 模拟赛\n不是原题\nDay7 图论专题\n[problem:CodeForces-464E]\n[problem:CodeForces-103E]\n[problem:CodeForces-1163F]\n[problem:CodeForces-708D]\n[problem:CodeForces-871E]\n[problem:CodeForces-1779E]\n[problem:CodeForces-521E]\n[problem:CodeForces-600F]\nDay9 数据结构专题\nDay11 贪心专题\n[problem:AtCoder-dp_x]\n[problem:AtCoder-arc121_d]\n[problem:CodeForces-1592F2]\n[problem:CodeForces-1693C]\n[problem:洛谷-P8341]\n[problem:AtCoder-arc123_c]\n[problem:CodeForces-1411F]\n[problem:洛谷-P4110]\n\n","threadId":170768,"likeCnt":0,"createTime":1695972608000,"isWorkbook":true,"viewCnt":397,"openness":2,"fav":false,"id":4114,"trustable":false}