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Re:第100题留念。。附上微型题解。。

Posted by Bartholomew at 2018-05-14 19:31:23 on Problem 2987
In Reply To:第100题留念。。附上微型题解。。 Posted by:pkqs90 at 2011-05-27 02:15:47
> 是道最大权闭合子图,不过关键在于求最少的删除数。。
> 
> 所以我们这么做,从起点开始dfs,把有残余流量的边dfs到。。最后答案就是遍历的点数(除S)
> 
> 这么做之所以是对的,是因为S所在集合是“删除点的集合”,而最小割则是这个集合的“终点”。。
> 

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