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哦,好像有点道理,我当时看解题报告,以为是遍历旧边找新边,后面的就没看,原来是看错了,呵呵In Reply To:把你的想法反过来考虑 对于删除每个新边考虑 再删除哪些旧边是可以的 需要用到求LCA Posted by:ogogo at 2007-10-07 20:48:29 Followed by: Post your reply here: |
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