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Re:如果消除的什么也不剩了,应该输出什么??

Posted by lastone at 2006-07-23 17:24:21 on Problem 2898
In Reply To:如果消除的什么也不剩了,应该输出什么?? Posted by:beiyouyu at 2006-07-23 16:05:43 
> RT
是输出一个空格呢?
还是什么也不输出
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