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Hawk大哥，这题的数据是不是情况都比较一般啊？输出的末尾都是偶数吧？

Posted by awts at 2003-06-04 07:23:00 on Problem 1150
In Reply To:是可以找到规律的。 Posted by:awts at 2003-06-04 07:22:01

Followed by:

确实偶数多，因为2比5多啊：） (0) hawk 2003-06-04 14:53:03
- 但是答案应该有奇数的。例如P(6,2)=30，那么就应该输出3。 (0) awts 2003-06-04 20:15:07
  - 是有奇数的，只是偶数多一些 (7) hawk 2003-06-04 23:39:27
    - 我想数据中应该没有奇数的情况。 (16) awts 2003-06-05 21:02:32
      - 有的，不信你算完都只输出偶数试试 (20) hawk 2003-06-06 11:44:23
      - 举个例子就知道了. (8) math_scut 2007-09-30 21:49:16

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