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Re:BFS+PRIM是对的，你对题目理解有误In Reply To:这道题 用BFS+PRIM 真的对吗 Posted by:ljhzxc at 2015-11-04 11:38:25 你举的例子，答案分别是6和16没错。 原文"Whenever an alien is assimilated, or at the beginning of the search, the group may split in two or more groups" 只有初始点和接触外星人（“A”）之后，队伍（路径）才会分裂。也就是说你不能走路走到一半什么都没碰到就分成两条路了。再换句话说就是“只有S和A才算作节点” Followed by:
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