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Re:这道题不用限制b>=0也能做吧?

Posted by zhanfanf at 2007-04-12 10:27:32 on Problem 3215
In Reply To:这道题不用限制b>=0也能做吧? Posted by:ghost_wei at 2007-04-02 23:58:34
faint, WA了半天才发现b >= 0的...

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