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那么最大匹配只能<=c?

Posted by aromatic at 2005-08-07 22:47:10
In Reply To:嗯,左右都无所谓,如果a行b列有一个白色格子,那么在二部图中就一条到左a到右b的边 Posted by:c0500448242 at 2005-08-07 22:45:46 



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