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好吧,我傻×了,解决这个问题没这么简单。。

Posted by Seen at 2010-12-29 22:16:01 on Problem 1952
In Reply To:我们学校月赛出了题N范围是10^5,再看这题,发现好水,就你说的这地方要离散化hash麻烦点 Posted by:Seen at 2010-12-29 21:54:58


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