码迷,mamicode.com
首页 >  
搜索关键字:postorder    ( 397个结果
LeetCode 106. 从中序与后序遍历序列构造二叉树
根据一棵树的中序遍历与后序遍历构造二叉树。 注意:你可以假设树中没有重复的元素。 例如,给出 中序遍历 inorder = [9,3,15,20,7]后序遍历 postorder = [9,15,7,20,3]返回如下的二叉树: 3 / \ 9 20 / \ 15 7 算法:跟上一题类似的算法。需要 ...
分类:其他好文   时间:2019-07-10 23:11:20    阅读次数:220
PAT_A1020#Tree Traversals
Source: PAT A1020 Tree Traversals (25 分) Description: Suppose that all the keys in a binary tree are distinct positive integers. Given the postorder a ...
分类:其他好文   时间:2019-06-30 15:54:38    阅读次数:86
[LeetCode] 889. Construct Binary Tree from Preorder and Postorder Traversal 由先序和后序遍历建立二叉树
Return any binary tree that matches the given preorder and postorder traversals. Values in the traversals and are distinct?positive integers. Example ...
分类:其他好文   时间:2019-05-23 00:01:38    阅读次数:136
二叉树的创建与遍历
简介 代码 二叉树存储结构 创建二叉树 遍历二叉树 1.先序遍历 2.中序遍历 3.后序遍历 C++ void PostOrder(BTNode p)//后序遍历 { if (p) { PostOrder(p lchild); PostOrder(p rchild); cout data ...
分类:其他好文   时间:2019-04-27 09:46:55    阅读次数:159
(N叉树 递归) leetcode 590. N-ary Tree Postorder Traversal
Given an n-ary tree, return the postorder traversal of its nodes' values. For example, given a 3-ary tree: Return its postorder traversal as: [5,6,3,2 ...
分类:其他好文   时间:2019-04-26 19:30:13    阅读次数:106
(二叉树 递归) leetcode 889. Construct Binary Tree from Preorder and Postorder Traversal
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:2019-04-26 10:59:00    阅读次数:182
Leetcode 590. N-ary Tree Postorder Traversal
DFS,递归或者栈实现. ...
分类:其他好文   时间:2019-04-20 18:17:26    阅读次数:121
LeetCode 106. Construct Binary Tree from Inorder and Postorder Traversal 由中序和后序遍历建立二叉树 C++
Given inorder and postorder traversal of a tree, construct the binary tree. Note:You may assume that duplicates do not exist in the tree. For example, ...
分类:编程语言   时间:2019-04-15 23:23:39    阅读次数:214
leetcode 145. Binary Tree Postorder Traversal
I never tried before to implement postorder traversal of binary tree with non recursive method. So the ugly handwork is attached below. But In the dis ...
分类:其他好文   时间:2019-04-14 20:38:47    阅读次数:143
PAT A1020——已知后序中序遍历求层序遍历
1020 Tree Traversals Suppose that all the keys in a binary tree are distinct positive integers. Given the postorder and inorder traversal sequences, y ...
分类:其他好文   时间:2019-02-27 01:41:50    阅读次数:212
397条   上一页 1 ... 3 4 5 6 7 ... 40 下一页
© 2014 mamicode.com 版权所有  联系我们:gaon5@hotmail.com
迷上了代码!