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你们这是讨论哪场比赛啊？

Posted by yygy at 2014-07-27 12:56:09
In Reply To:Re:我想问一下F怎么做？我不知道如何保证字典序~~ Posted by:rhna at 2004-09-01 16:28:37 
> 把流量改一下, 原来是1，换成 (2 ^ n) - (2 ^ i) 对于点ｉ
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