2016年8月7日
leetcode 236: Lowest Common Ancestor of a Binary Tree
摘要： Given a binary tree, find the lowest common ancestor (LCA) of two given nodes in the tree. According to the definition of LCA on Wikipedia: “The lowes 阅读全文
posted @ 2016-08-07 16:53 西小贝 阅读(120) 评论(0) 推荐(0)