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Re:帮帮小弟吧。。。这样也能超时？In Reply To:帮帮小弟吧。。。这样也能超时？ Posted by:hanjialong at 2007-10-06 15:29:12 给你一个建议，质数分解时只用分解到sqrt(n)就可以了，然后用一个数组存放1到20的阶乘，就避免了大量的除法和乘法运算了 Followed by: Post your reply here: |
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