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re :可怜的KM啊

Posted by yongheng5871 at 2010-12-28 22:23:14 on Problem 3565
In Reply To:可怜的KM啊 Posted by:Aidway at 2010-12-02 22:43:05
距离的平方错了  必须转化为距离  因为平方和最大 不见得和最大

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