[LeetCode] 1382. Balance a Binary Search Tree Given therootof a binary search tree, returna balanced binary search tree with the same node values. If there is more than one answer, return any of them. A binary
packageLeetCode_1382importkotlin.collections.ArrayList/*** 1382. Balance a Binary Search Tree *https://leetcode.com/problems/balance-a-binary-search-tree/description/* * Example: * var ti = TreeNode(5) * var v = ti.`val` * Definition for a binary tree node. * * 1.BST+inorder=>arr...
https://leetcode.com/problems/balance-a-binary-search-tree/ 题目描述 Given a binary search tree, return abalancedbinary search tree with the same node values. A binary search tree is balanced if and only if the depth of the two subtrees of every node never differ by more ...
题目 Given a binary search tree, return a balanced binary search tree with the same node values. A binary search tree is balanced if and only if the depth of the two subtrees of every node never differ by more than 1. If there is more than one answer, return any of them. Example 1...
110. Balance Binary Tree 题目 给定一柯二叉树,判断是否高度平衡。 解析 一棵高度平衡的二叉树,其每个节点的左右子树高度差小于等于1。 要判断一个二叉树是否高度平衡,需要满足两个条件 左右子树是高度平衡二叉树 左右子树相差不超过1 即 f(node) = f(node.Left) && f(node.Right) && |len(node.Left) -...
TreeNode root=list.get(rootind); root.left= help(list, start, rootind - 1); root.right= help(list, rootind + 1, end);returnroot; } } 把原来的bst按inorder存成sorted list,然后参考https://leetcode.com/problems/convert-sorted-array-to-binary-search-tree/...
Given a binary search tree, return a balanced binary search tree with the same node values. A binary search tree isbalancedif and only if the depth of the two subtrees of every node never differ by more than 1. If there is more than one answer, return any of them. ...