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Re:怎么我的过不了啊，你是怎么过的啊

Posted by shaohua2208 at 2009-03-31 13:18:29 on Problem 2104
In Reply To:原来用排序也能过啊 Posted by:zdg102 at 2008-08-09 09:46:58 
> 用 qsort 排索引，以后每一次就都只要O(n)来得到有序的序列了，
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