lca 最近公共祖先
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jmh20021118
这个作者很懒，什么都没留下…
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USACO 2015 Dec Platinum 1.Max Flow
DescriptionFarmer John has installed a new system of pipes to transport milk betweenthe stalls in his barn (), conveniently numbered. Each pipe connects a pair of stalls, and all stalls ar原创 2017-08-15 09:43:21 · 300 阅读 · 0 评论 -
LCA——JD 3055 Nearest Common Ancestors
3055: Nearest Common AncestorsTime Limit: 1 Sec Memory Limit: 128 MBDescription给定N个节点的一棵树，有K次查询，每次查询a和b的最近公共祖先。样例中的16和7的公共祖先(LCA:Least Common Ancestors)是4。Input第一行两个整数N(1 5)、K(1转载 2017-08-14 11:17:48 · 226 阅读 · 0 评论