最近公共祖先算法

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最近公共祖先算法相关题单

Section 1. LCA

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Problem Tried AC Difficulty
P6889  「一本通 4.4 例 1」点的距离 1 1 10
P6890  「一本通 4.4 练习 1」Dis 0 0 (None)
P6891  「一本通 4.4 练习 2」祖孙询问 0 0 (None)
P6892  「一本通 4.4 练习 3」聚会 0 0 (None)
 
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