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不是等价类哦，是问一个图怎样拆分成一个点数最接近的二部图。先求出所有连通分支再dp

Posted by dynamic at 2003-05-23 09:57:53 on Problem 1112
In Reply To:就是离散里面的等价类 Posted by:rruucc at 2003-05-22 00:00:46 
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