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不是错在这里，while(scanf("%s %s", str1, str2))错了

Posted by xfxyjwf at 2007-11-19 18:23:09 on Problem 1458
In Reply To:scanf中间不要有空格 Posted by:liuweni at 2007-11-19 17:21:50 
应该是while (scanf("%s %s", str1, str2) != EOF)
> scanf("%s%s",str1,str2);
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