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AC......In Reply To:应该这样 Posted by:TN at 2005-05-03 12:15:16 > __int64 gcd(__int64 aa,__int64 bb) {
> if (aa<0) aa=-aa;
> //if (bb<0) bb=-bb;
> if (aa==0) return bb;
> return gcd((bb%aa+aa)%aa,aa);
> }
>
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