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Re:注意

Posted by hongtrying at 2010-07-15 15:10:50 on Problem 3259
In Reply To:注意 Posted by:zhangxiao1124 at 2008-03-07 18:56:54
> 题中给的图可能不连通
人家就没有让你遍历所有的点,干吗要连同啊

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