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我用O(n^2)的 TLE 了 几个小时, 用递归分治一次就过了

Posted by sunmoonstar_love at 2005-06-26 17:14:57 on Problem 2452
In Reply To:ft Posted by:lookus at 2005-06-26 15:00:23 
> 数据似乎弱弱的阿
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