https://www.cnblogs.com/grandyang/p/4641968.html http://www.cnblogs.com/grandyang/p/4640572.html 利用二叉搜索树的性质:左子树所有节点小于根节点,右子树所有节点大于根节点 如果两个节点的最大值小于根节点,那最低公共祖先一定在左子树,去左子树找: 如果两个节点的最小值大于根节点,那最低公共祖先一定在右子树,去右子树找: 其他情况下,当前节点一定就是最低公共祖先.其中,其他情况包括两种,即p是q或者q是p…

Given a binary search tree (BST), find the lowest common ancestor (LCA) of two given nodes in the BST. According to the definition of LCA on Wikipedia: “The lowest common ancestor is defined between two nodes p and q as the lowest node in T that has…

Given a binary search tree (BST), find the lowest common ancestor (LCA) of two given nodes in the BST. According to the definition of LCA on Wikipedia: “The lowest common ancestor is defined between two nodes v and w as the lowest node in T that has…

/* Binary search. * * Implementation history: * 2013-10-5, Mars Fu, first version. */ /* [Binary Search Algorithm] * Published by John Mauchly(1946) and D.H.Lehmer(1960). * * [Uniform Binary Search Algorithm] * Published by D.E.Knuth(1963) and A.K.Ch…

Given a binary search tree (BST), find the lowest common ancestor (LCA) of two given nodes in the BST. According to the definition of LCA on Wikipedia: “The lowest common ancestor is defined between two nodes v and w as the lowest node in T that has…

一天一道LeetCode 本系列文章已全部上传至我的github,地址:ZeeCoder's Github 欢迎大家关注我的新浪微博,我的新浪微博 欢迎转载,转载请注明出处 (一)题目 Given a binary search tree (BST), find the lowest common ancestor (LCA) of two given nodes in the BST. According to the definition of LCA on Wikipedia: "The…

Given a binary search tree (BST), find the lowest common ancestor (LCA) of two given nodes in the BST. According to the definition of LCA on Wikipedia: “The lowest common ancestor is defined between two nodes p and q as the lowest node in T that has…

作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 目录 题目描述 题目大意 解题方法 日期 [LeetCode] https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-search-tree/ Total Accepted: 67533 Total Submissions: 178900 Difficulty: Easy 题目描述 Given a binary…

Given a binary search tree (BST), find the lowest common ancestor (LCA) of two given nodes in the BST. According to the definition of LCA on Wikipedia: "The lowest common ancestor is defined between two nodes v and w as the lowest node in T that has…

Given a binary search tree (BST), find the lowest common ancestor (LCA) of two given nodes in the BST. According to the definition of LCA on Wikipedia: “The lowest common ancestor is defined between two nodes v and w as the lowest node in T that has…