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Re:二分图？不是并查集吗？

Posted by win163 at 2007-09-01 10:45:49 on Problem 2492
In Reply To:二分图？不是并查集吗？ Posted by:alpc62 at 2007-09-01 10:33:41 
二分图的判断应该也行啊，但为什么我的错了，就想不通
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