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Re:为什么不可以使用“顶点数－边数＝＝1”来判断是否有环呢？谢谢路过的大牛们！In Reply To:为什么不可以使用“顶点数－边数＝＝1”来判断是否有环呢？谢谢路过的大牛们！ Posted by:zerocpp at 2011-04-02 23:33:46 不可以的 因为环+另一棵树也满足这个条件 Followed by: Post your reply here: |
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