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因为这个白送了几次WA

Posted by ljfljf2007 at 2009-07-27 18:03:20 on Problem 1503
In Reply To:陷阱 Posted by:lolihunter at 2009-07-17 13:56:11
判断条件直接用 EOF!=scanf("%s",str)就可以了,反正多加上那个0也不影响结果。

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