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Re:J题怎么孤立节点啊 ？In Reply To:Re:J题怎么孤立节点啊 ？ Posted by:Eruca at 2008-11-23 16:50:54 比赛的时候也一直考虑增加虚根节点，可是find(int x)和 union（int x，int y）应该怎么写啊 ？ Followed by: Post your reply here: |
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