Given inorder and postorder traversal of a tree, construct the binary tree.Note: You may assume that duplicates do not exist in the tree.class Solutio...
分类：
其他好文 时间：
2014-08-04 23:57:18
阅读次数：
476
Apparatus for making legacy network elements transparent to IEEE 1588 Precision Time Protocol operation. Network elements are wrapped by device(s) cap...
分类：
移动开发 时间：
2014-08-04 21:05:07
阅读次数：
464
CSS Display - Block and Inline ElementsA block element is an element that takes up the full width available, and has a line break before and after it....
分类：
Web程序 时间：
2014-08-04 20:42:27
阅读次数：
310
题目：Given a m x n matrix, if an element is 0, set its entire row and column to 0. Do it in place.click to show follow up.Follow up:Did you use extra s....
分类：
编程语言 时间：
2014-08-03 07:49:44
阅读次数：
193
对于集合的遍历首选方法是for-each
for（Element e ：c）{
doSomething（e）；
}
这是1.5版本之后的做法；java1.5之前使用的是Iterator迭代器。
为了弄清楚为啥比普通的for循环或者whlie循环好，请看一下代码
Iterator i=c.iterator();
while(i.hasNext()){...
分类：
其他好文 时间：
2014-08-02 23:26:54
阅读次数：
356
Single Number II
Given an array of integers, every element appears three times except for one. Find that single one.
Note:
Your algorithm should have a linear runtime complexity. Could you implement it without using extra memory?...
分类：
其他好文 时间：
2014-08-02 12:53:53
阅读次数：
289
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
Watson gives an array A1,A2...AN to Sherlock. Then he asks him to find if there exists an element in the array, such that, the sum of elements on its ...
分类：
其他好文 时间：
2014-08-02 12:36:13
阅读次数：
185
问题：删除数组中和elem相等的元素，并且返回新数组大小。英语不好。。。读错题了。。class Solution {public: int removeElement(int A[], int n, int elem) { int i,j; for(int i=0;...
分类：
其他好文 时间：
2014-08-01 23:03:22
阅读次数：
223
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
