[LeetCode] Binary Tree Preorder Traversal 二叉树的先序遍历

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

[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...

LeetCode 144 Binary Tree Preorder Traversal(二叉树的前序遍历)+(二叉树、迭代)

版权声明:转载请联系本人,感谢配合!本站地址:http://blog.csdn.net/nomasp https://blog.csdn.net/NoMasp/article/details/50931535 翻译 给定一个二叉树,返回其前序遍历的节点的值。 例如: 给定二叉树为 {1,#, 2, ...

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) ...

LeetCode:144_Binary Tree Preorder Traversal | 二叉树的前序遍历 | Medium

题目:Binary Tree Preorder Traversal 二叉树的前序遍历,同样使用栈来解,代码如下: 1 struct TreeNode { 2 int val; 3 TreeNode* left; 4 TreeNode* right; 5 TreeNode(int x): val(x)...

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