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递归慢?非递归快?

Posted by Hoblovski at 2014-06-10 15:08:42 on Problem 2750
心血来潮写了个指针线段树(以前只有主席树和动态开点写过)
心血来潮分了两个版本 递归 非递归
然后都是266ms
我被逗了?

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