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好样的。

Posted by yygy at 2014-07-20 18:20:15 on Problem 2369
In Reply To:对于这组输入应该输出1 Posted by:Sky_Line at 2010-09-28 18:38:43
> 5
> 1 2 3 4 5
> 很明显输出应该是0,不需要继续置换了,但是需要输出1才能过~

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