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889. Construct Binary Tree from Preorder and Postorder Traversal - Medium
Return any binary tree that matches the given preorder and postorder traversals. Values in the traversals pre and post are distinct positive integers. ...
分类:其他好文   时间:2019-01-01 11:04:36    阅读次数:136
#Leetcode# 144. Binary Tree Preorder Traversal
https://leetcode.com/problems/binary-tree-preorder-traversal/ Given a binary tree, return the preorder traversal of its nodes' values. Example: Follow ...
分类:其他好文   时间:2018-12-14 23:04:16    阅读次数:232
LeetCode 606. Construct String from Binary Tree
You need to construct a string consists of parenthesis and integers from a binary tree with the preorder traversing way. The null node needs to be rep ...
分类:其他好文   时间:2018-12-05 23:20:14    阅读次数:303
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. For example, ...
分类:其他好文   时间:2018-11-22 21:08:43    阅读次数:129
Binary Tree Traversal
Preorder: Given a binary tree, return the preorder traversal of its nodes' values. Example: Approach #1: Recurisive. Approach #2: Iteratively.[Java] A ...
分类:其他好文   时间:2018-11-18 19:25:46    阅读次数:128
589. N-ary Tree Preorder Traversal
1. Question 589. N-ary Tree Preorder Traversal Given an n-ary tree, return the preorder traversal of its nodes' values. For example, given a 3-ary tre ...
分类:其他好文   时间:2018-11-17 19:08:42    阅读次数:148
[Leetcode 144]二叉树前序遍历Binary Tree Preorder Traversal
【题目】 Given a binary tree, return the preordertraversal of its nodes' values. Example: 【思路】 有参考,好机智,使用堆栈压入右子树,暂时存储。 左子树遍历完成后遍历右子树。 【代码】 ...
分类:其他好文   时间:2018-11-13 20:47:25    阅读次数:194
20172315 2018-2019-1 《程序设计与数据结构》实验二报告
课程:《程序设计与数据结构》 班级: 1723 姓名: 赵乾宸 学号:20172316 实验教师:王志强 必修/选修:必修 1.实验内容 1 实现二叉树 参考教材p212,完成链树LinkedBinaryTree的实现(getRight,contains,toString,preorder,post ...
分类:其他好文   时间:2018-11-11 23:31:12    阅读次数:196
[LeetCode&Python] Problem 606. Construct String from Binary Tree
You need to construct a string consists of parenthesis and integers from a binary tree with the preorder traversing way. The null node needs to be rep ...
分类:编程语言   时间:2018-11-10 12:32:54    阅读次数:158
105.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. For example, ...
分类:其他好文   时间:2018-11-07 14:04:34    阅读次数:200
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