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呵呵，你如果仔细看这句话就知道错在哪儿了：There may be more than one firestation per intersection.

Posted by huicpc16 at 2005-09-15 19:03:33 on Problem 2607
In Reply To:过掉的高手来帮忙看看啊~ 不胜感激```` Posted by:apple_SCUT at 2005-09-13 01:07:30
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