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Nearest Common Ancestors·POJ1330
传送门:http://poj.org/problem?id=1330Nearest Common AncestorsTime Limit: 1000MSMemory Limit: 10000KDescriptionA rooted tree is a well-known data structur...
分类:其他好文   时间:2014-08-02 12:46:23    阅读次数:356
Binary Tree Inorder Traversal
问题:二叉树中序遍历递归实现/** * Definition for binary tree * struct TreeNode { * int val; * TreeNode *left; * TreeNode *right; * TreeNode(int x) :...
分类:其他好文   时间:2014-08-02 12:40:33    阅读次数:162
Binary Tree Maximum Path Sum leetcode java
题目:Given a binary tree, find the maximum path sum.The path may start and end at any node in the tree.For example:Given the below binary tree, 1...
分类:编程语言   时间:2014-08-02 09:50:13    阅读次数:232
Same Tree
问题:判断两棵二叉树是否相等class Solution {public: bool isSameTree(TreeNode *p, TreeNode *q) { if(!( (p && q && p->val==q->val) || (p==NULL && q==NULL)))...
分类:其他好文   时间:2014-08-01 22:58:12    阅读次数:195
Maximum Depth of Binary Tree
问题:二叉树的最深深度class Solution{public: void dfs(TreeNode *root,int step,int &MAX) { if(root==NULL) { if(MAXleft,step+1); ...
分类:其他好文   时间:2014-08-01 22:49:02    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:2014-08-01 19:53:32    阅读次数:222
POJ 3437 Tree Grafting(有序树转化为二叉树)
愁人的树。愁到最后还是不得不跟着进度到了树这节,我想等我理解了之后应该会简单的,但是现在我对着他现在好头痛, 我一定会回来再做一次。一定会。...
分类:其他好文   时间:2014-08-01 19:42:42    阅读次数:467
Binary Tree
Description Background  Binary trees are a common data structure in computer science. In this problem we will look at an infinite binary tree where the nodes contain a pair of integers. Th...
分类:其他好文   时间:2014-08-01 19:39:52    阅读次数:207
EasyUI父节点(parent)处理方法
function save(){ var nodes = $('#funcSelectTree').tree('getChecked');//获取所有打勾的节点 var flag = false; var array = new Ar...
分类:其他好文   时间:2014-08-01 18:30:12    阅读次数:227
HDU 2489 Minimal Ratio Tree(数据结构-最小生成树)
HDU 2489 Minimal Ratio Tree(数据结构-最小生成树) 题目大意: 给你一张图n个点,每个点有权值,问你选出m个点,使得最小,输出方案。 解题思路: 用取与不取来枚举选出m个点的方案,既然m个点选定了,那么分母就确定了,分子通过最小生成树算出最小。...
分类:其他好文   时间:2014-08-01 16:08:11    阅读次数:280
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