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{"workbook":{"problemsBrief":"{\"CodeForces-1900C\":[\"Anji\\u0027s Binary Tree\",10645,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1900\\\"\\u003eCodeforces Round 911 (Div. 2)\\u003c/a\\u003e\"],\"CodeForces-1900B\":[\"Laura and Operations\",16083,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1900\\\"\\u003eCodeforces Round 911 (Div. 2)\\u003c/a\\u003e\"],\"CodeForces-1900A\":[\"Cover in Water\",21815,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1900\\\"\\u003eCodeforces Round 911 (Div. 2)\\u003c/a\\u003e\"],\"CodeForces-1913C\":[\"Game with Multiset\",13669,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1913\\\"\\u003eEducational Codeforces Round 160 (Rated for Div. 2)\\u003c/a\\u003e\"],\"CodeForces-1913B\":[\"Swap and Delete\",21587,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1913\\\"\\u003eEducational Codeforces Round 160 (Rated for Div. 2)\\u003c/a\\u003e\"],\"CodeForces-1913A\":[\"Rating Increase\",22362,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1913\\\"\\u003eEducational Codeforces Round 160 (Rated for Div. 2)\\u003c/a\\u003e\"],\"CodeForces-1905C\":[\"Largest Subsequence\",11024,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1905\\\"\\u003eCodeforces Round 915 (Div. 2)\\u003c/a\\u003e\"],\"CodeForces-1905B\":[\"Begginer\\u0027s Zelda\",15246,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1905\\\"\\u003eCodeforces Round 915 (Div. 2)\\u003c/a\\u003e\"],\"CodeForces-1917C\":[\"Watering an Array\",9361,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1917\\\"\\u003eCodeforces Round 917 (Div. 2)\\u003c/a\\u003e\"],\"CodeForces-1905A\":[\"Constructive Problems\",21932,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1905\\\"\\u003eCodeforces Round 915 (Div. 2)\\u003c/a\\u003e\"],\"CodeForces-1917B\":[\"Erase First or Second Letter\",19362,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1917\\\"\\u003eCodeforces Round 917 (Div. 2)\\u003c/a\\u003e\"],\"CodeForces-1917A\":[\"Least Product\",24278,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1917\\\"\\u003eCodeforces Round 917 (Div. 2)\\u003c/a\\u003e\"]}","joined":false,"groups":{}},"managingGroups":{},"author":"shaoyifan","updateTime":1711552008000,"title":"加训加训加训-1","dislikeCnt":0,"content":"四场div2前三题\n\n[problem:CodeForces-1900A]\n[problem:CodeForces-1900B]\n[problem:CodeForces-1900C]\n[problem:CodeForces-1905A]\n[problem:CodeForces-1905B]\n[problem:CodeForces-1905C]\n[problem:CodeForces-1917A]\n[problem:CodeForces-1917B]\n[problem:CodeForces-1917C]\n[problem:CodeForces-1913A]\n[problem:CodeForces-1913B]\n[problem:CodeForces-1913C]\n\n题解:\n* https://www.bilibili.com/video/BV1v34y1F791/\n* https://www.bilibili.com/video/BV1Ta4y1r7o1/\n* https://www.bilibili.com/video/BV1XN4y1472M/\n* https://www.bilibili.com/video/BV1Pu4y1n72m/","threadId":187780,"likeCnt":0,"createTime":1711207044000,"isWorkbook":true,"viewCnt":155,"openness":2,"fav":false,"id":4745,"trustable":false}