文章 2018-01-16 来自:开发者社区

[LeetCode] Construct Binary Tree from Inorder and Postorder Traversal

链接:https://leetcode.com/problems/construct-binary-tree-from-inorder-and-postorder-traversal/description/难度:Medium题目:106. Construct Binary Tree from Inorder and Postorder Traversal Given inorder and p....

文章 2018-01-16 来自:开发者社区

[LeetCode] Construct Binary Tree from Preorder and Inorder Traversal

链接:https://leetcode.com/problems/construct-binary-tree-from-preorder-and-inorder-traversal/description/难度:Medium题目:105. Construct Binary Tree from Preorder and Inorder Traversal Given preorder and in....

文章 2017-12-04 来自:开发者社区

[LeetCode] Construct Binary Tree from Inorder and Postorder Traversal 由中序和后序遍历建立二叉树

Given inorder and postorder traversal of a tree, construct the binary tree. Note: You may assume that duplicates do not exist in the tree. 这道题要求从中序和后序遍历的结果来重建原二叉树,我们知道中序的遍历顺序是左-根-右,后序的顺序是左-右-根,对于这种树的....

文章 2017-12-03 来自:开发者社区

[LeetCode] Construct Binary Tree from Preorder and Inorder Traversal 由先序和中序遍历建立二叉树

Given preorder and inorder traversal of a tree, construct the binary tree. Note: You may assume that duplicates do not exist in the tree. 这道题要求用先序和中序遍历来建立二叉树,跟之前那道Construct Binary Tree from Inorder a....

文章 2017-10-11 来自:开发者社区

leetcode 刷题之路 64 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. 给出二叉树的中序遍历和后序遍历结果,恢复出二叉树。 后序遍历序列的最后一个元素值是二叉树的根节点的值。查找该元素在中序遍....

文章 2015-05-01 来自:开发者社区

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

题目 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 思路和[LeetCode]*105.Construct Binary Tree from Preo...

文章 2015-04-28 来自:开发者社区

[LeetCode]*105.Construct Binary Tree from Preorder and Inorder Traversal

题目 Given preorder and inorder traversal of a tree, construct the binary tree. Note: You may assume that duplicates do not exist in the tree. 思路 主要是根据前序遍历和中序遍历的特点解决这个题目。 1、确定树的根节点。树根是当前树中所有元素在前序...

文章 2014-11-27 来自:开发者社区

LeetCode: 106_Construct Binary Tree from Inorder and Postorder Traversal | 根据中序和后序遍历构建二叉树 | Medium

要求:根据中序和后序遍历序列构建一棵二叉树 代码如下: 1 struct TreeNode { 2 int val; 3 TreeNode *left; 4 TreeNode *right; 5 TreeNode(int x): val(x),left(NULL), right(NULL) {} 6 }; 7 ...

文章 2014-11-27 来自:开发者社区

LeetCode:105_Construct Binary Tree from Preorder and Inorder Traversal | 根据前序和中序遍历构建二叉树 | Medium

要求:通过二叉树的前序和中序遍历序列构建一颗二叉树 代码如下: 1 struct TreeNode { 2 int val; 3 TreeNode *left; 4 TreeNode *right; 5 TreeNode(int x): val(x),left(NULL), right(NULL) {} 6 }; ...

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