剑指 Offer 68 - II. 二叉树的最近公共祖先 Posted on 2021-07-12 Edited on 2022-11-27 In 剑指 Offer Disqus: Symbols count in article: 62 Reading time ≈ 1 mins. 剑指 Offer 68 - II. 二叉树的最近公共祖先 参考236. Lowest Common Ancestor of a Binary Tree