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Re:果然要再判断是否连通，谢谢

Posted by djj2007 at 2008-07-17 15:54:43 on Problem 1679
In Reply To:WA 12次 队友看了哈程序之后终于发现错了 Posted by:yc_angel at 2007-10-21 21:12:12 
> 注意这种情况
> 
> 1
> 3 2
> 1 2 0
> 2 3 0
> 
> 输出为 0
> 
> 即删边后要判断图是否连通
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