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Re:请问这道题除了概率算法,还有没有其他方法

Posted by pathfinder at 2007-08-05 21:44:10 on Problem 3318
In Reply To:请问这道题除了概率算法,还有没有其他方法 Posted by:xinghe at 2007-08-05 21:35:59
我用分治理,WA了一个下午.
请问概率算法怎么写?谢谢

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