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RE WA TLE都碰上了,郁闷!是这3种错误看看啊!

Posted by yiwen028 at 2009-09-04 15:15:03 on Problem 2249
1、阶乘不能用递归做!做了铁定RE;
2、要边乘边除,否则WA;
3、加k>n/2 k = n - k;否则TLE!

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群号89693382!

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