Java [Leetcode 226]Invert Binary Tree
题目描述:Invertabinarytree.4/\27/\/\1369to4/\72/\/\9631解题思路:我只想说递归大法好。代码如下:/***Definitionforabinarytreenode.*publicclassTreeNode{*intval;*TreeNodeleft;*Tr...
LeetCode 226 Invert Binary Tree 解题报告
题目要求Invertabinarytree.题目分析及思路给定一棵二叉树,要求每一层的结点逆序。可以使用递归的思想将左右子树互换。python代码#Definitionforabinarytreenode.#classTreeNode:# def__init__(self,x):# se...
LeetCode (226):Invert Binary Tree 递归实现
Invertabinarytree.4/\27/\/\1369to4/\72/\/\9631Trivia:Thisproblemwasinspiredby thisoriginaltweet by MaxHowell:Google:90%ofourengineersusethesoftwareyou...
leetcode 226 Invert Binary Tree 翻转二叉树
大牛没有能做出来的题,我们要好好做一做Invertabinarytree.4/\27/\/\1369to4/\72/\/\9631Trivia:ThisproblemwasinspiredbythisoriginaltweetbyMaxHowell:Google:90%ofourengineersu...
Leetcode 226 Invert Binary Tree python
题目:Invertabinarytree.翻转二叉树。递归,每次对节点的左右节点调用invertTree函数,直到叶节点。python中也没有swap函数,当然你可以写一个,不过python中可以通过:a,b=b,a交换两个变量的值classSolution(object):definvertTre...
Leetcode 226. Invert Binary Tree
Invertabinarytree.4/\27/\/\1369to4/\72/\/\9631使用递归的trivalsolutionclassSolution(object):definvertTree(self,root):""":typeroot:TreeNode:rtype:TreeNode""...
LeetCode算法题-Binary Number with Alternating Bits(Java实现)
这是悦乐书的第292次更新,第310篇原创01看题和准备今天介绍的是LeetCode算法题中Easy级别的第160题(顺位题号是693)。给定正整数,检查它是否具有交替位:即它的二进制数的任意两个相邻位总是具有不同的值。例如:输入:5输出:true说明:5的二进制表示是:101输入:7输出:fals...
LeetCode OJ 109. Convert Sorted List to Binary Search Tree
Givenasinglylinkedlistwhereelementsaresortedinascendingorder,convertittoaheightbalancedBST.涉及到二叉树的问题用递归的方法很容易理解。这个问题要求把一个升序排序的链表转换为一颗heightbalancedBST...
cef_binary_3.2623.1401.gb90a3be
这个资源现在很难搜索到分享给大家http://www.ceffans.com/forum.php?mod=viewthread&tid=9http://pan.baidu.com/share/home?uk=2323313709cef_binary_3.2623.1401.gb90a3be_...
char* strcpy( char* dest, const char* src ), int binary_search(int *arr, int key, int n), 可能的实现
#include<stdio.h>char*stringCopy(char*dest,constchar*src){size_ti=0;while(dest[i]=src[i++]);returndest;}intbinary_search(int*arr,intkey,intn){in...
[LeetCode] 103. Binary Tree Zigzag Level Order Traversal _ Medium tag: BFS
Givenabinarytree,returnthe zigzaglevelorder traversalofitsnodes'values.(ie,fromlefttoright,thenrighttoleftforthenextlevelandalternatebetween).Forexamp...
[leetcode]103. Binary Tree Zigzag Level Order Traversal二叉树来回遍历
Givenabinarytree,returnthe zigzaglevelorder traversalofitsnodes'values.(ie,fromlefttoright,thenrighttoleftforthenextlevelandalternatebetween).Forexamp...
Leetcode#103 Binary Tree Zigzag Level Order Traversal
原题地址基本数据结构操作,二叉树的层次遍历。代码:vector<vector<int>>zigzagLevelOrder(TreeNode*root){vector<vector<int>>res;vector<TreeNode*>laye...
LeetCode 103. 二叉树的锯齿形层次遍历(Binary Tree Zigzag Level Order Traversal)
103.二叉树的锯齿形层次遍历103.BinaryTreeZigzagLevelOrderTraversal题目描述给定一个二叉树,返回其节点值的锯齿形层次遍历。(即先从左往右,再从右往左进行下一层遍历,以此类推,层与层之间交替进行)。LeetCode103.BinaryTreeZigzagLeve...
Java for LeetCode 103 Binary Tree Zigzag Level Order Traversal
Givenabinarytree,returnthezigzaglevelordertraversalofitsnodes'values.(ie,fromlefttoright,thenrighttoleftforthenextlevelandalternatebetween).Forexample...
Binary Tree Postorder Traversal
Givenabinarytree,returnthe postorder traversalofitsnodes'values.Forexample:Givenbinarytree {1,#,2,3},1\2/3return [3,2,1]./***Definitionforabinarytreen...
LeetCode 236.lowest-common-ancestor-of-a-binary-tree
题意给定一个二叉树,找到该树中两个指定节点的最近公共祖先。百度百科中最近公共祖先的定义为:“对于有根树T的两个结点p、q,最近公共祖先表示为一个结点x,满足x是p、q的祖先且x的深度尽可能大(一个节点也可以是它自己的祖先)。”例如,给定如下二叉树:root=[3,5,1,6,2,0,8,null,n...
LeetCode:Maximum Depth of Binary Tree_104
LeetCode:MaximumDepthofBinaryTree【问题再现】Givenabinarytree,finditsmaximumdepth.Themaximumdepthisthenumberofnodesalongthelongestpathfromtherootnodedowntot...
FTP二进制上传是什么意思?设置并使用二进制(BINARY)上传?
所有的 FTP 服务器端和客户端软件均支持两种方式的文件上传,其一为文本(ASCII)上传,其二为二进制(BINARY)上传。
LintCode Binary Tree Maximum Path Sum
Givenabinarytree,findthemaximumpathsum.Thepathmaystartandendatanynodeinthetree.ExampleGiventhebelowbinarytree:1/\23return 6.Forthisproblemweneedtothin...