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【LeetCode-面试算法经典-Java实现】【106-Construct Binary Tree from Inorder and Postorder Traversal(构造二叉树II)】
【106-Construct Binary Tree from Inorder and Postorder Traversal(通过中序和后序遍历构造二叉树II)】【LeetCode-面试算法经典-Java实现】【所有题目目录索引】原题  Given inorder and postorder traversal of a tree, construct the binary tree.   No...
分类:编程语言   时间:2015-08-09 07:14:18    阅读次数:192
PAT 1020. Tree Traversals (25)
1020. Tree Traversals (25)Suppose that all the keys in a binary tree are distinct positive integers. Given the postorder and inorder traversal sequenc...
分类:其他好文   时间:2015-08-07 01:49:17    阅读次数:113
Construct Binary Tree from Inorder and Postorder Traversal
Given inorder and postorder traversal of a tree, construct the binary tree. Note: You may assume that duplicates do not exist in the tree. 题目解析: 用中序遍历和后续遍历还原二叉树。并且二叉树的节点的值没有重复的。这样就好做了,我们知道后序遍历...
分类:其他好文   时间:2015-08-04 22:53:02    阅读次数:195
leetCode 106.Construct Binary Tree from Inorder and Postorder Traversal (根据中序遍历和后序遍历构造二叉树)
Given inorder and postorder traversal of a tree, construct the binary tree. Note: You may assume that duplicates do not exist in the tree. 思路:这题和上题类似,前序第一个是根节点,后序遍历最后一个是根节点。其余步骤类似。 代码如下: /** *...
分类:其他好文   时间:2015-08-01 22:10:16    阅读次数:150
Construct Binary Tree From Inorder and Postorder Traversal
Given inorder and postorder traversal of a tree, construct the binary tree.Note:You may assume that duplicates do not exist in the tree.Analyse: The l...
分类:其他好文   时间:2015-07-29 22:37:52    阅读次数:112
Binary Tree Postorder Traversal ***
Given a binary tree, return thepostordertraversal of its nodes' values.For example:Given binary tree{1,#,2,3}, 1 \ 2 / 3return[3,2,1].No...
分类:其他好文   时间:2015-07-27 18:35:11    阅读次数:98
[leedcode 145] Binary Tree Postorder Traversal
Given a binary tree, return thepostordertraversal of its nodes' values.For example:Given binary tree{1,#,2,3}, 1 \ 2 / 3return[3,2,1]./*...
分类:其他好文   时间:2015-07-27 14:33:39    阅读次数:89
根据后序遍历和中序遍历的数组构建二叉树
我的代码是:TreeNode* buildTree (vector &inorder, vector &postorder){ if (inorder.empty ()) { return nullptr; } unordered_map inItDic; ...
分类:编程语言   时间:2015-07-24 20:34:30    阅读次数:158
LeetCode—— Binary Tree Traversal
LeetCode上 二叉树遍历的3道题 #Binary Tree Preorder Traversal #Binary Tree Inorder Traversal #Binary Tree Postorder Traversal...
分类:其他好文   时间:2015-07-23 20:02:57    阅读次数:113
[leedcode 107] Construct Binary Tree from Inorder and Postorder Traversal
Given inorder and postorder traversal of a tree, construct the binary tree.Note:You may assume that duplicates do not exist in the tree./** * Definiti...
分类:其他好文   时间:2015-07-21 22:02:45    阅读次数:96
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