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2020牛客暑期多校训练营（第七场）I-Valuable Forests prufer序列

xyq0220 2020-08-12 19:56 阅读:212 评论:0 推荐:0

codeforces 1373G Pawns 线段树

xyq0220 2020-07-02 13:47 阅读:211 评论:0 推荐:0

Codeforces 1442D Sum dp+分治

xyq0220 2020-11-09 16:42 阅读:210 评论:0 推荐:0

2019ICPC上海站 F-A Simple Problem On A Tree 线段树+树链剖分

xyq0220 2020-11-13 00:22 阅读:198 评论:0 推荐:0

CodeForces 1249F Maximum Weight Subset 树形dp

xyq0220 2020-10-01 22:08 阅读:194 评论:0 推荐:0