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Re:不理解题目的意思

Posted by 00448242 at 2005-07-16 15:43:54 on Problem 1716
In Reply To:不理解题目的意思 Posted by:041221125 at 2005-07-16 15:14:08
给你一堆闭区间,让你找一个集合,使得对任意一个区间,集合中都有两个数在这个区间里。问题是找一个最小的集合。

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