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Re:这题太假了.......

Posted by PKU10617243 at 2009-10-11 15:29:20 on Problem 2249
In Reply To:这题太假了....... Posted by:jdx2013519 at 2009-04-03 15:25:59
这句话很重要
(n,k) = (n,n-k)

> if(b>a/2)              
> 	b=a-b;
> 这句话没加是T
> 加了是0ms......

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