CF1320D Reachable Strings

CF1320D Reachable Strings

字符串字符串哈希杂思维杂结论结论思维字符串哈希
CF1614E Divan and a Cottage

CF1614E Divan and a Cottage

数据结构线段树杂结论线段树性质
CF1614C Divan and bitwise operations

CF1614C Divan and bitwise operations

杂结论结论
AtCoder Grand Contest 014

AtCoder Grand Contest 014

3-Atcode做题记录图论最短路图论树链剖分DP树形DP数据结构线段树杂启发式合并杂贪心杂思维0Atcoder比赛记录杂结论图论匹配结论启发式合并树链剖分树形dp贪心线段树最短路匹配
CF1320D Reachable Strings

CF1320D Reachable Strings

字符串字符串哈希杂思维杂结论结论思维字符串哈希
CF1614C Divan and bitwise operations

CF1614C Divan and bitwise operations

杂结论结论
CF1614E Divan and a Cottage

CF1614E Divan and a Cottage

数据结构线段树杂结论线段树性质

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