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我就知道它不是O(n),现在我找到原因了,这个题目应该用无符号或者64 位的,用long 的话就会溢出,唉!原来一直是这个原因!让我永远的tle,得吸取教训啊!!

Posted by houxuanfelix at 2006-07-31 19:20:51 on Problem 1061
In Reply To:你怎么知道不是O(n)? Posted by:frkstyc at 2006-05-19 22:51:50


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