问题描述:
Given an integer n, generate a square matrix filled with elements from 1 to
n2 in spiral order.
For example,
Given n = 3,
You should return the following matrix:
[
[ 1, 2, 3 ],
[ 8, 9,...
分类:
其他好文 时间:
2014-11-12 15:06:18
阅读次数:
183
主要内容:无符号和有符号之间转换、两数相加溢出后数值计算
#include
/* 这个函数存在潜在漏洞 */
float sum_elements(float a[], unsigned length)
{
int i;
float result = 0;
for(i = 0; i <= length - 1; i++)
{
result += a[i];
print...
分类:
编程语言 时间:
2014-11-12 15:05:39
阅读次数:
267
问题描述:
Given a collection of integers that might contain duplicates,
S, return all possible subsets.
Note:
Elements in a subset must be in non-descending order.The solution set must not conta...
分类:
其他好文 时间:
2014-11-12 13:52:10
阅读次数:
184
问题描述:
Given a matrix of m x n elements (m rows,
n columns), return all elements of the matrix in spiral order.
For example,
Given the following matrix:
[
[ 1, 2, 3 ],
[ 4, 5, 6 ],
[ 7, 8, 9...
分类:
其他好文 时间:
2014-11-12 13:49:06
阅读次数:
210
问题描述:
Given a set of distinct integers, S, return all possible subsets.
Note:
Elements in a subset must be in non-descending order.The solution set must not contain duplicate subsets.
For ex...
分类:
其他好文 时间:
2014-11-12 11:46:52
阅读次数:
169
常用英语词汇1. spiral order 螺旋形顺序Given an integern, generate a square matrix filled with elements from 1 ton2in spiral order.For example,Givenn=3,You should...
分类:
其他好文 时间:
2014-11-10 21:33:26
阅读次数:
217
Remove ElementGiven an array and a value, remove all instances of that value in place and return the new length.The order of elements can be changed. ...
分类:
其他好文 时间:
2014-11-10 21:27:50
阅读次数:
267
一共用两个栈。一个用来放数据,另一个专门用来存放当前最小值。 1 class MinStack { 2 public: 3 void push(int x) { 4 elements.push(x); 5 if (mins.empty()||x element...
分类:
其他好文 时间:
2014-11-10 19:45:57
阅读次数:
143
http://css-tricks.com/styling-cross-browser-compatible-range-inputs-css/http://css-tricks.com/browser-support-pseudo-elements/http://css-tricks.com/fo...
分类:
Web程序 时间:
2014-11-10 15:01:20
阅读次数:
172
function myCheck()
{
for(var i=0;i<document.form1.elements.length-1;i++)
{
if(document.form1.elements[i].value=="")
{
...
分类:
Web程序 时间:
2014-11-09 16:42:49
阅读次数:
142