TreeNode * parent = temp.front(); temp.pop(); if(len>0){t =newTreeNode(0);parent->left = t;temp.push(t);len--;} elsebreak; if(len>0){t =newTreeNode(0);parent->right = t;temp.push(t);len--;} elsebreak; } vector<TreeNode *>treev; treev.push_back(THead); TreeNode...
TreeNode*root =newTreeNode(arr[(start + end)/2]); root-> left = sortedArrayTree(arr, start, (start + end)/2-1); root-> right = sortedArrayTree(arr, (start + end)/2+1, end);returnroot; }//给定有序链表,构造高度平衡二叉树TreeNode *sortedListToBST(ListNode *head) {if(!head)...
Given a singly linked list where elements are sorted in ascending order, convert it to a height balanced BST. For this problem, a height-balanced binary tree is defined as a binary tree in which the depth of the two subtrees of every node never differ by more than 1. Example: Given th...
public TreeNode sortedListToBST(ListNode head) { ListNode p = head; int i = 0; int n[] = new int[getListLength(head)]; while (p != null) { n[i] = p.val; i++; p = p.next; } return sortedArrayToBST(n); } /** * Convert Sorted Array to Binary Search Tree */ public ...
Given a singly linked list where elements are sorted in ascending order, convert it to a height balanced BST.For this problem, a height-balanced binary tree is defined as a binary tree in which the depth of the two subtrees of every node never differ by more than 1.Example...
Given an integer arraynumswhere the elements are sorted inascending order, convertit to aheight-balancedbinary search tree. Example 1: Input:nums = [-10,-3,0,5,9]Output:[0,-3,9,-10,null,5]Explanation:[0,-10,5,null,-3,null,9] is also accepted: ...
Leetcode-0108. Convert Sorted Array to Binary Search Tree, 视频播放量 55、弹幕量 0、点赞数 1、投硬币枚数 0、收藏人数 0、转发人数 0, 视频作者 禅与纪录片观看艺术, 作者简介 find /bilibili -type \*. documentary -exec mplayer {} \;,相关视频:Leetcode-0173. B
* TreeNode right; * TreeNode(int x) { val = x; } * } */publicclassSolution{public TreeNodesortedListToBST(ListNode head){if(head==null)returnnull;int total=1;ListNode temp=head;while(temp.next!=null){temp=temp.next;total++;}returngetBST(1,total,head,temp);}private TreeNodegetBST...
伪代码 代码 funcsortedListToBST(head*ListNode)*TreeNode{nums:=make([]int,0)forhead!=nil{nums=append(nums,head.Val)head=head.Next}returntobst(nums)}functobst(nums[]int)*TreeNode{iflen(nums)==0{returnnil}k:=len(nums)/2node:=&TreeNode{Val:nums[k]}node.Left=tobst(nums[:k])node....
public TreeNode sortedListToBST(ListNode head) { ArrayList<Integer> nums = new ArrayList<>(); while (head != null) { nums.add(head.val); head = head.next; } return sortedArrayToBST(nums); } public TreeNode sortedArrayToBST(ArrayList<Integer> nums) { return sortedArrayToBST(nums, 0...