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顶两位

Posted by xiangsanzi at 2006-04-14 20:41:35 on Problem 2413
In Reply To:Re:没考虑从0开始的，害的我WA了好几次 Posted by:gemenhao at 2006-04-14 18:52:07 
> 把0考虑在内 wa 了 50次
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