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Re:Orz,k>n/2的时候k=n-k就0ms，不加这个就TLE...In Reply To:Orz,k>n/2的时候k=n-k就0ms，不加这个就TLE... Posted by:chqch172443 at 2008-07-21 19:57:37 我也是TLE,看了你的提示才过的, 当K>N/2时,按我的程序循环的次数就应该变了. 原理其实是C M N==C N M 不好意思排列组合那个符号打不出来 Followed by: Post your reply here: |
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