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Re:初学线段树，水过。。

Posted by smwwh at 2010-08-23 11:18:05 on Problem 1007
In Reply To:初学线段树，水过。。 Posted by:damacheng009 at 2010-08-21 22:31:57 
> RT。。

Orz，ym用线段树解这种题目的人
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