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A - Cover it!
原题链接:http://codeforces.com/problemset/problem/1176/E You are given an undirected unweighted connected graph consisting ofnnvertices andmmedges. It is guaranteed that there are no self-loops or mu...原创 2019-07-17 21:14:25 · 344 阅读 · 0 评论 -
B - Graph Without Long Directed Paths
原题链接:http://codeforces.com/problemset/problem/1144/F You are given a connected undirected graph consisting ofnnvertices andmmedges. There are no self-loops or multiple edges in the given graph. ...原创 2019-07-17 21:32:05 · 266 阅读 · 0 评论