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试试这个吧,这两组数据比较能说明不可以正向拓扑的,只能反向建图。In Reply To:这道题wa到歇菜了,哪位大哥给点数据来啊 Posted by:lynncui at 2008-08-31 21:57:33 2 5 4 1 4 4 2 5 3 3 2 5 3 1 4 4 2 3 5 输出应该是: 1 5 3 4 2 1 3 4 2 5 Followed by:
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