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北京大学《ACM/ICPC大学生程序设计竞赛训练》暑期课面向全球招生!

rt,正解。。。

Posted by alpc32 at 2009-12-07 21:35:42 on Problem 3189
In Reply To:这题用最大流太麻烦了,枚举+二分多重匹配,效率很高 Posted by:J_M at 2009-11-21 22:18:34
> RT

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