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可以用线段树的。

Posted by xiaolonghingis at 2006-09-06 23:05:17 on Problem 2761
In Reply To:请问这道题目是不是不能用线段树? 用线段树, 我只能想到 区间是[1..MAXN]那种, 可是MAXN = MAXINT啊。。-_- Posted by:howie at 2006-09-06 22:47:00


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