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Re:当k>n/2的时候取k=n-kIn Reply To:当k>n/2的时候取k=n-k Posted by:frkstyc at 2005-04-24 12:12:20 嗯，这个要注意，不然它给出 k = n-1 的情况就挂了。 另外计算过程的临时变量使用 __int64, 就不会在计算中溢出了。 Followed by:
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