CF901D Weighting a Tree

CF901D Weighting a Tree

其他-构造图论-dfs树
CF1477D Nezzar and Hidden Permutations

CF1477D Nezzar and Hidden Permutations

其他-构造图论图论-dfs树数据结构
[作业题] #2 CF521E & CF527E

[作业题] #2 CF521E & CF527E

其他-构造图论-欧拉回路图论-dfs树
CF1361E James and the Chase

CF1361E James and the Chase

数学-概率相关图论图论-dfs树

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