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Re:警惕重边！！！

Posted by 00946188 at 2010-06-06 20:43:10 on Problem 2387
In Reply To:警惕重边！！！ Posted by:HouXran at 2007-07-19 00:50:16 
> 重边就是有n>1条路的起点和终点相同但路的长度不同
> 注意只保存最短的路就可以了
被骗了。
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