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Problem Path Sum II
Problem Description:Given a binary tree and a sum, find all root-to-leaf paths where each path's sum equals the given sum.Solution: 递归。 1 public List>...
分类:其他好文   时间:2014-07-07 16:59:12    阅读次数:169
Problem Binary Tree Postorder Traversal
Problem Description:Given a binary tree, return thepostordertraversal of its nodes' valuesSolution: 1 public List postorderTraversal(TreeNode root) { ...
分类:其他好文   时间:2014-07-07 16:45:23    阅读次数:177
[Leetcode][Tree][Binary Tree Level Order Traversal ]
树的层次遍历,比较简单,3个题的做法完全一样,只是在特定的地方对结果进行reverse。1、Binary Tree Level Order Traversal/** * Definition for binary tree * struct TreeNode { * int val; * ...
分类:其他好文   时间:2014-07-07 16:39:56    阅读次数:194
Problem Binary Tree Preorder Traversal
Problem Description:Given a binary tree, return thepreordertraversal of its nodes' values.Solution: 1 public List preorderTraversal(TreeNode root)...
分类:其他好文   时间:2014-07-07 16:34:34    阅读次数:208
[Leetcode][Tree][Same Tree]
非常简单的一道题/** * Definition for binary tree * struct TreeNode { * int val; * TreeNode *left; * TreeNode *right; * TreeNode(int x) : val(x...
分类:其他好文   时间:2014-07-07 16:25:49    阅读次数:220
extjs_07_combobox&tree&chart
extjs_07_combobox&tree&chart...
分类:Web程序   时间:2014-06-30 10:29:38    阅读次数:259
虚拟机 minimal 安装增强包
在虚拟机下安装了一个centos的minimal镜像,发现增强包不能安装,鼠标不能在虚拟机和物理机间自由切换,不能共享粘贴板,很是不爽,这里摸索出在centos minimal OS下安装增强包的方法...
分类:其他好文   时间:2014-06-30 10:16:21    阅读次数:182
LeetCode: Binary Tree Postorder Traversal [145]
【题目】 Given a binary tree, return the postorder traversal of its nodes' values. For example: Given binary tree {1,#,2,3}, 1 2 / 3 return [3,2,1]. Note: Recursive solution is trivial, could you do it iteratively? 【题意】 非递归实现后续遍...
分类:其他好文   时间:2014-06-30 10:10:10    阅读次数:177
LeetCode: Binary Tree Preorder Traversal [144]
【题目】 Given a binary tree, return the preorder traversal of its nodes' values. For example: Given binary tree {1,#,2,3}, 1 2 / 3 return [1,2,3]. Note: Recursive solution is trivial, could you do it iteratively? 【题意】 非递归返回先序遍历...
分类:其他好文   时间:2014-06-30 06:21:18    阅读次数:334
Scramble String
题目 Given a string s1, we may represent it as a binary tree by partitioning it to two non-empty substrings recursively. Below is one possible representation of s1 = "great": great /...
分类:其他好文   时间:2014-06-29 23:16:19    阅读次数:312
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