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Codeforces 1175E Minimal Segment Cover 倍增

NotNight 2019-06-06 01:05 阅读:429 评论:0 推荐:0

Codeforces 671C Ultimate Weirdness of an Array 线段树 (看题解)

NotNight 2019-06-05 12:46 阅读:164 评论:0 推荐:0

Codeforces 351D Jeff and Removing Periods 线段树

NotNight 2019-06-05 00:28 阅读:144 评论:0 推荐:0

Codeforces 1174E Ehab and the Expected GCD Problem

NotNight 2019-06-04 19:02 阅读:181 评论:0 推荐:0

Codeforces 696D Legen... AC自动机 + 矩阵快速幂

NotNight 2019-05-31 23:03 阅读:143 评论:0 推荐:0

Codeforces 827D Best Edge Weight 倍增 + 并查集 || 倍增 + 压倍增标记（看题解）

NotNight 2019-05-31 18:30 阅读:175 评论:0 推荐:0

Codeforces 557E Ann and Half-Palindrome

NotNight 2019-05-30 12:07 阅读:115 评论:0 推荐:0

Codeforces 938F Erasing Substrings (看题解) dp

NotNight 2019-05-29 00:39 阅读:116 评论:0 推荐:0

Codeforces 1117F Crisp String

NotNight 2019-05-28 16:53 阅读:211 评论:0 推荐:0

Codeforces 643E Bear and Destroying Subtrees 树形dp (看题解)

NotNight 2019-05-28 13:45 阅读:137 评论:0 推荐:0