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{"workbook":{"problemsBrief":"{\"LibreOJ-6208\":[\"树上询问\",212,null],\"洛谷-P1962\":[\"斐波那契数列\",22136,null],\"洛谷-P3258\":[\"松鼠的新家\",13329,\"JLOI2014\"],\"洛谷-P3379\":[\"最近公共祖先(LCA)\",124439,\"模板\"],\"洛谷-P4427\":[\"求和\",5672,\"BJOI2018\"],\"洛谷-P1349\":[\"广义斐波那契数列\",7505,null],\"洛谷-P3218\":[\"赛车游戏\",163,\"HNOI2011\"],\"洛谷-U41492\":[\"树上数颜色\",2423,null],\"洛谷-P3390\":[\"矩阵快速幂\",34804,\"模板\"],\"CodeForces-600E\":[\"Lomsat gelral\",14377,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/600\\\"\\u003eEducational Codeforces Round 2\\u003c/a\\u003e\"],\"CodeForces-1709E\":[\"XOR Tree\",2491,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1709\\\"\\u003eEducational Codeforces Round 132 (Rated for Div. 2)\\u003c/a\\u003e\"],\"CodeForces-741D\":[\"Arpa’s letter-marked tree and Mehrdad’s Dokhtar-kosh paths\",2768,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/741\\\"\\u003eCodeforces Round 383 (Div. 1)\\u003c/a\\u003e\"],\"洛谷-P3373\":[\"线段树 2\",65997,\"模板\"],\"洛谷-P5550\":[\"Chino的数列\",1082,null],\"洛谷-P2680\":[\"运输计划\",16458,\"NOIP2015 提高组\"],\"洛谷-P4211\":[\"LCA\",5104,\"LNOI2014\"]}","joined":false,"groups":{}},"managingGroups":{},"author":"ProtectEMmm","updateTime":1713685591000,"title":"【Code123】王奕山20240421补课","dislikeCnt":0,"content":"# 树上差分\n[problem:洛谷-P4427]\n[problem:洛谷-P2680]\n[problem:洛谷-P3258]\n[problem:洛谷-P3218]\n# 树上启发式合并\n[problem:洛谷-U41492]\n[problem:CodeForces-600E]\n[problem:CodeForces-741D]\n[problem:CodeForces-1709E]\n# LCA\n[problem:洛谷-P3379]\n[problem:洛谷-P4211]\n[problem:LibreOJ-6208]\n# 矩阵乘法\n[problem:洛谷-P3390]\n[problem:洛谷-P3373]\n[problem:洛谷-P1962]\n[problem:洛谷-P1349]\n[problem:洛谷-P5550]","threadId":190177,"likeCnt":0,"createTime":1713673122000,"isWorkbook":true,"viewCnt":50,"openness":2,"fav":false,"id":4906,"trustable":false}