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枚举所有中间点然后分为两段分别LIS,但是300MS貌似可能不是较优算法,请教大牛们正确的思路。还有就是顶http://acm.pku.edu.cn/JudgeOnline/showmessage?message_id=99451

Posted by dirtysalt at 2009-07-14 11:16:25 on Problem 1836 and last updated at 2009-07-14 11:16:50


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