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LeetCode:Binary Tree Preorder Traversal
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* righ...
分类:其他好文   时间:2014-10-11 22:44:56    阅读次数:222
LeetCode:Binary Tree Inorder Traversal
题目:Binary Tree Inorder Traversal二叉树的中序遍历,和前序、中序一样的处理方式,代码见下: 1 struct TreeNode { 2 int val; 3 TreeNode* left; 4 TreeNode* ...
分类:其他好文   时间:2014-10-11 22:03:26    阅读次数:233
ASP.NET递归添加树节点
表设计如图:id title parentid1 asp.net 02 c# 03 c#_0 24 c#_1 35 c#_2 4页面中添加一个TreeView控件写添加节点方法: private void AddNode(int id, TreeNode parentnode) { string ....
分类:Web程序   时间:2014-10-09 22:45:47    阅读次数:221
Java 实现组合(Composite)模式
类图 /** * 树 整体 * * @author stone * */ public class Tree { private TreeNode root; //根节点 public Tree(String name) { this.root = new TreeNode(name); } public TreeNode getRoot() { re...
分类:编程语言   时间:2014-10-09 21:08:25    阅读次数:213
Leetcode Path Sum
/** * Definition for binary tree * struct TreeNode { * int val; * TreeNode *left; * TreeNode *right; * TreeNode(int x) : val(x), left(NULL), right(NULL) {} * }; */ /** * http...
分类:其他好文   时间:2014-10-08 01:05:04    阅读次数:253
CareerCup Chapter 4 Trees and Graphs
struct TreeNode{ int val; TreeNode* left; TreeNode* right; TreeNode(int val):val(val),left(NULL),right(NULL){}};Not all binary trees are bina...
分类:其他好文   时间:2014-10-07 15:02:23    阅读次数:221
leetcode - 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. /** * Definition for binary tree * struct TreeNode { ...
分类:其他好文   时间:2014-10-06 14:46:30    阅读次数:202
leetcode - 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. /** * Definition for binary tree * struct TreeNode {...
分类:其他好文   时间:2014-10-06 14:45:50    阅读次数:178
leetCode Symmetric Tree
非递归解法 /** * Definition for binary tree * struct TreeNode { * int val; * TreeNode *left; * TreeNode *right; * TreeNode(int x) : val(x), left(NULL), right(NULL) {} * }; */ class...
分类:其他好文   时间:2014-10-06 12:54:00    阅读次数:211
Poj_1002 487-3279
题目链接:http://poj.org/problem?id=1002思路: 先对输入字符进行处理,转换为标准形式;插入标准形式的电话号码到查找树中,若有相同号码计数器增加1,再中序遍历查找树。代码:#include #include #include struct TreeNode;typede....
分类:其他好文   时间:2014-10-06 06:19:29    阅读次数:202
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