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我想也是,是我傻了,很简单的O(n)算法没有想到

Posted by sspp at 2004-11-21 08:20:11 on Problem 2085
In Reply To:不能吧。只有NlogN或N才可以过。 Posted by:contest at 2004-11-20 23:38:52
后来用了O(n^1.5)的算法AC的

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