postorder 第11页

LeetCode - Construct Binary Tree from Inorder and Postorder Traversal

Giveninorderandpostordertraversalofatree,constructthebinarytree.Note:Youmayassumethatduplicatesdonotexistinthetree.思路：递归，根节点是postorder

Microgoogle·2016-01-10 11:00

LeetCode106 Construct Binary Tree from Inorder and Postorder Traversal

题目链接：https://leetcode.com/problems/construct-binary-tree-from-inorder-and-postorder-traversal/题目描述：中序后序建树

codeTZ·2016-01-05 14:00

Construct Binary Tree from Inorder and Postorder Traversal 解题报告

题目链接：https://leetcode.com/problems/construct-binary-tree-from-inorder-and-postorder-traversal/Giveninorderandpostordertraversalofatree

qq508618087·2016-01-04 18:00

LeetCode Construct Binary Tree from Inorder and Postorder Traversal

Giveninorderandpostordertraversalofatree,constructthebinarytree.Note:Youmayassumethatduplicatesdonotexistinthetree.题意：已经二叉树的中序遍历和后序遍历，求二叉树的结构思路：通过后序遍历中的最后一个元素，然后通过中序遍历知道左子树的包含元素和右子树的包含元素。根据左子树的中序遍历和后序

wuli2496·2016-01-01 18:00

[LeetCode]Construct Binary Tree from Inorder and Postorder Traversal

Giveninorderandpostordertraversalofatree,constructthebinarytree.递归实现/** *Definitionforabinarytreenode. *structTreeNode{ *intval; *TreeNode*left; *TreeNode*right; *TreeNode(intx):val(x),left(NULL),righ

CiaoLiang·2015-12-29 15:00

LeetCode 145:Binary Tree Postorder Traversal

Givenabinarytree,returnthe postorder traversalofitsnodes'values.Forexample:Givenbinarytree {1,#,2,3},

geekmanong·2015-12-26 19:00

UVA 548 树（从中序和后续回复二叉树)

由后序和中序转为前序#include #include #include #include usingnamespacestd; constintmaxn=10005; intinOrder[maxn],postOrder

qq_32036091·2015-12-23 20:00

Binary Tree Postorder Traversal

Givenabinarytree,returnthepostordertraversalofitsnodes'values.Forexample:Givenbinarytree{1,#,2,3},1\2/3return[3,2,1].Note:Recursivesolutionistrivial,couldyoudoititeratively?#include#include#includeusi

iaccepted·2015-12-21 00:41

leetcode -- Construct Binary Tree from Inorder and Postorder Traversal

https://leetcode.com/problems/construct-binary-tree-from-inorder-and-postorder-traversal/这里要注意postorder

xyqzki·2015-12-17 12:00

Tree -- Traverse & DFS & BFS

注意preorder,inorder,postorder跟DFS,BFS遍历顺序不一样。

xyqzki·2015-12-07 13:00

leetcode笔记：Construct Binary Tree from Inorder and Postorder Traversal

一.题目描述Giveninorderandpostordertraversalofatree,constructthebinarytree.Note:Youmayassumethatduplicatesdonotexistinthetree.二.题目分析这道题和ConstructBinaryTreefromPreorderandInorderTraversal类似，都是考察基本概念的，后序遍历是先

liyuefeilong·2015-12-01 00:00

LeetCode145——Binary Tree Postorder Traversal二叉树后序遍历

Givenabinarytree,returnthepostordertraversalofitsnodes'values.Forexample:Givenbinarytree{1,#,2,3},1\2/3return[3,2,1].Note:Recursivesolutionistrivial,couldyoudoititeratively?实现：classSolution{public: v

booirror·2015-11-28 14:00

[LeetCode]Binary Tree Postorder Traversal

原题链接：http://oj.leetcode.com/problems/binary-tree-postorder-traversal/ 题意描述： Given a binary tree, return

·2015-11-13 21:47

leetcode Binary Tree Postorder Traversal 二叉树后续遍历

先给出递归版本的实现方法，有时间再弄个循环版的。代码如下： 1 /** 2 * Definition for binary tree 3 * struct TreeNode { 4 * int val; 5 * TreeNode *left; 6 * TreeNode *right; 7 * TreeNode(int x)

·2015-11-13 17:58

Binary Tree Postorder Traversal

二叉树的后序遍历递归实现 /** * Definition for binary tree * struct TreeNode { * int val; * TreeNode *left; * TreeNode *right; * TreeNode(int x) : val(x), left(NULL), right(NULL) {}

·2015-11-13 15:18

leetcode------Binary Tree Postorder Traversal

标题： Binary Tree Postorder Traversal 通过率： 31.8% 难度：难 Given a binary tree, return the

·2015-11-13 14:23

leetcode------Construct Binary Tree from Inorder and Postorder Traversal

标题： Construct Binary Tree from Inorder and Postorder Traversal 通过率： 26.7% 难度：中等 Given inorder

·2015-11-13 14:09

Leetcode | Construct Binary Tree from Inorder and (Preorder or Postorder) Traversal

Construct Binary Tree from Preorder and Inorder Traversal Given preorder and inorder traversal of a tree, construct the binary tree. Note:You may assume that duplicates do not exist in the tree. 递归

·2015-11-13 14:41

树的序列化

BST 只保存preorder或者postorder就够了，递归有O(n^2)和O(n)算法。非递归有利用栈的O(n)算法。 2.

·2015-11-13 12:07

leetcode[145] Binary Tree Postorder Traversal

实现后序遍历递归： /** * Definition for binary tree * struct TreeNode { * int val; * TreeNode *left; * TreeNode *right; * TreeNode(int x) : val(x), left(NULL), right(NULL) {}

·2015-11-13 12:46

leetcode Construct Binary Tree from Preorder and Inorder Traversal

如果你没有做过根据中序遍历和后序遍历构造树，那么请先看Construct Binary Tree from Inorder and Postorder Traversal。

·2015-11-13 12:18

leetcode[105] Construct Binary Tree from Inorder and Postorder Traversal

代码实现：给定一个中序遍历和后序遍历怎么构造出这颗树！（假定树中没有重复的数字）因为没有规定是左小右大的树，所以我们随意画一颗数，来进行判断应该是满足题意的。 3 / \ 2 4 /\ / \1 6 5 7 中序遍历：1263547. 后序遍历：1625743. 我们知道后序遍历的最后一个肯定就是根了。然后在前序遍历中找到这个根，

·2015-11-13 12:17

LeetCode: Binary Tree Postorder Traversal

跟inorder差不多 1 /** 2 * Definition for binary tree 3 * struct TreeNode { 4 * int val; 5 * TreeNode *left; 6 * TreeNode *right; 7 * TreeNode(int x) : val(x), left(NUL

·2015-11-13 12:26

Data Structure Binary Tree: Iterative Postorder Traversal

http://www.geeksforgeeks.org/iterative-postorder-traversal-using-stack/ 1 #include <iostream>

·2015-11-13 10:42

Data Structure Binary Tree: Construct Full Binary Tree from given preorder and postorder traversals

http://www.geeksforgeeks.org/full-and-complete-binary-tree-from-given-preorder-and-postorder-traversals

·2015-11-13 10:40

LeetCode: Construct Binary Tree from Preorder and Inorder Traversa

跟inorder and postorder基本一样，一次过吧 1 /** 2 * Definition for binary tree 3 * struct TreeNode {

·2015-11-13 10:53

LeetCode: Construct Binary Tree from Inorder and Postorder Traversal

第一次只用4个系数写dfs怎么写都不对，后来看了网上的答案发现写右子树的时候开始点不一样的。。。所以要用5个系数 1 /** 2 * Definition for binary tree 3 * struct TreeNode { 4 * int val; 5 * TreeNode *left; 6 * TreeNode *right;

·2015-11-13 10:51

poj: 2255

跟LEETCODE的preorder，inorder转postorder题很像 1 #include <iostream> 2 #include <stdio.h>

·2015-11-13 09:53

Binary Tree Preorder Traversal and Binary Tree Postorder Traversal

Binary Tree Preorder Traversal Given a binary tree, return the preorder traversal of its nodes' values. For example:Given binary tree {1,#,2,3}, 1 \ 2 / 3

·2015-11-13 08:39

[leetcode] Binary Tree Postorder Traversal

Given a binary tree, return the postorder traversal of its nodes' values.

·2015-11-13 07:43

[LeetCode]Binary Tree Postorder Traversal

Given a binary tree, return the postorder traversal of its nodes' values.

·2015-11-13 07:32

[LeetCode]Construct Binary Tree from Inorder and Postorder Traversal

Given inorder and postorder traversal of a tree, construct the binary tree.

·2015-11-13 05:42

[LeetCode#145]Binary Tree Postorder Traversal

The problem: Given a binary tree, return the postorder traversal of its nodes' values.

·2015-11-13 01:46

[LeetCode#106]Construct Binary Tree from Inorder and Postorder Traversal

The problem: Given inorder and postorder traversal of a tree, construct the binary tree.

·2015-11-13 01:36

LeetCode: Construct Binary Tree from Inorder and Postorder Traversal 解题报告

Construct Binary Tree from Inorder and Postorder Traversal Given inorder and postorder traversal

·2015-11-13 00:27

LeetCode: Binary Tree Postorder Traversal 解题报告

Binary Tree Postorder Traversal Given a binary tree, return the postorder traversal of its nodes' values.For

·2015-11-13 00:06

LeetCode_Construct Binary Tree from Inorder and Postorder Traversal

Given inorder and postorder traversal of a tree, construct the binary tree.

·2015-11-12 23:26

LeetCode解题报告:Binary Tree Postorder Traversal

Given a binary tree, return the postorder traversal of its nodes' values.

·2015-11-12 22:17

二叉树的遍历（递归、非递归）分析

本文讨论二叉树的常见遍历方式的代码实现（这里贴出的是 Java），包括前序(preorder)、中序(inorder)、后序(postorder)、层序(level order)，进一步，考虑递归和非递归的实现方式

·2015-11-12 22:40

leetcode--Construct Binary Tree from Inorder and Postorder Traversal

1.题目描述 Given inorder and postorder traversal of a tree, construct the binary tree.

·2015-11-12 21:48

web api 获取传过来的Json

public async void PostOrder(HttpRequestMessage request) { String responseBodyAsText

·2015-11-12 17:25

Construct Binary Tree from Inorder and Postorder Traversal

Given inorder and postorder traversal of a tree, construct the binary tree.

·2015-11-12 16:15

Binary Tree Postorder Traversal

Given a binary tree, return the postorder traversal of its nodes' values.

·2015-11-12 16:44

Tree Traversal (preOrder, inOrder, postOrder, levelOrder, zigzagOrder)

1 class TreeNode{ 2 char data; 3 TreeNode left; 4 TreeNode right; 5 static int leaf; 6 static boolean flag=true; 7 TreeNode (char c){ 8 data = c;

·2015-11-11 18:25

[Leetcode] Binary Tree Postorder Traversal

Problem statement: Thought: Since TreeNode has a self-recursive structure, it's very natural and easy to come up with a recursive implement. But the tricky part is how to implement this using a ite

·2015-11-11 17:54

Binary Tree Traversal

Node -> Left subtree -> Right subtree Inorder: Left subtree -> Node -> Right subtree Postorder

·2015-11-11 17:53

Construct Binary Tree from Inorder and Postorder Traversal

Given inorder and postorder traversal of a tree, construct the binary tree.

·2015-11-11 16:00

Binary Tree Postorder Traversal

Given a binary tree, return the postorder traversal of its nodes' values.

·2015-11-11 16:50

二叉树重建

PreOrder（T 的左子树） + PreOrder（T 的右子树）； InOrder（T） = InOrder（T 的左子树） + T 的根结点 + InOrder（T 的右子树）； PostOrder

·2015-11-11 16:22

Binary Tree Postorder Traversal

Given a binary tree, return the postorder traversal of its nodes' values.

·2015-11-11 15:34

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