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难道不是吗?

Posted by lunatic at 2007-08-10 21:25:18 on Problem 3041
In Reply To:大牛们,这道题 一定是个 二分图 吗? Posted by:y05yxg at 2007-04-29 16:27:50
> 二分图 最小覆盖数=最大匹配数

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