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哈， 谢谢哈，我就是看了你这个思路用线段树A掉的哈In Reply To:大概思路是这样的 Posted by:TN at 2005-05-10 14:37:36 > 线段树的节点纪录从l..r中还有多少没有出现 > 从后往前推 > 第i个人就是从1..n中还未出现的第Ai+1个 > Followed by: Post your reply here: |
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