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没错。

Posted by mostleg at 2005-07-27 10:19:00 on Problem 2026
In Reply To:过不去啊，不知道哪里有问题 Posted by:wolfshow at 2005-07-26 16:43:25 
> 这题是不是算出来球面距离，在用Floyd扫一遍就可以了？
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