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Re:可能存在两条边连接两个顶点In Reply To:Re:可能存在两条边连接两个顶点 Posted by:peanutgyz at 2004-03-16 12:10:12 就是有环,比如: 1 2 2 1 0 0 1 1 0 0 两种情况都不是树。 > 两条边连接两个顶点? > 是什么意思 Followed by:
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