The number of nodes in the tree is in the range[0, 104]. -104<= Node.val <= 104 All the values in the tree areunique. rootis guaranteed to be a valid binary search tree. Note:This question is the same as 1038:https://leetcode.com/problems/binary-search-tree-to-greater-sum-tree...
Given a Binary Search Tree (BST), convert it to a Greater Tree such that every key of the original BST is changed to the original key plus sum of all keys greater than the original key in BST. Example: Input:The root of a Binary Search Tree like this: 5 / 2 13 Output:The root ...
leetcode 538. Convert BST to Greater Tree Given a Binary Search Tree (BST), convert it to a Greater Tree such that every key of the original BST is changed to the original key plus sum of all keys greater than the original key in BST. Example: Input:The root of a Binary Search Tree...
Given a Binary Search Tree (BST), convert it to a Greater Tree such that every key of the original BST is changed to the original key plus sum of all keys greater than the original key in BST. Example: Input: The root of a Binary Search Tree like this: 5 / \ 2 13 Output: The ...
538. Convert BST to Greater Tree 题目来源【Leetcode】 Given a Binary Search Tree (BST), convert it to a Greater Tree such that every key of the original BST is changed to the original key plus sum of all keys greater than the original key ......
Convert BST to Greater Tree https://leetcode.com/problems/convert-bst-to-greater-tree/#/description 题目思路: 题目给了一个二叉搜索树,需要我们进行转换,改变二叉树每个值。值等于其本身再加上原二叉树中比所有它大的节点值。由于BST二叉树root.left.val < root.val < root.left.val,所有我们可以从最...
538. Convert BST to Greater Tree* https://leetcode.com/problems/convert-bst-to-greater-tree/ 题目描述 Given a Binary Search Tree (BST), convert it to a Greater Tree such that every key of the original BST is changed to the original key plus sum of all keys greater than ...
Given a binary tree, find the largest subtree which is a Binary Search Tree (BST), where largest means subtree with largest number of nodes in it. Note: A subtree must include all of its descendants. 给定一个二叉树,找到其中最大的二叉搜索树(BST)子树,其中最大指的是子树节点数最多的。
2020-01-30»LeetCode.530.Minimum Absolute Difference in BST 非负BST的最小绝对差LeetCode223Easy118二叉树42递归46BST12 2020-01-29»LeetCode.538.Convert BST to Greater Tree BST转换为累加树LeetCode223Easy118二叉树42递归46BST12 2020-01-29»LeetCode.501.Find Mode in Binary Search Tree 寻找...
Two sum IV: Given a Binary Search Tree and a target number, return true if there exist two elements in the BST such that their sum is equal to the given target. Example: Solution:... 查看原文 LeetCode #653 Two Sum IV - Input is a BST ...