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[Leetcode]-Gas Station
There are N gas stations along a circular route, where the amount of gas at station i is gas[i].You have a car with an unlimited gas tank and it costs cost[i] of gas to travel from station i to its nex...
分类:其他好文   时间:2015-07-22 21:01:26    阅读次数:217
#leetcode#Valid Palindrome
Given a string, determine if it is a palindrome, considering only alphanumeric characters and ignoring cases. For example, "A man, a plan, a canal: Panama" is a palindrome. "race a car" is not a...
分类:其他好文   时间:2015-07-22 18:53:19    阅读次数:93
OC -- 练习1
// 设计一个方法,用来和其他车比较车速,返回车速的差距#import @interface Car : NSObject@property (nonatomic, assign) int speed;- (int)compare:(Car *)newCar;@end@implementation ...
分类:其他好文   时间:2015-07-22 01:22:03    阅读次数:104
OC -- 带有enum和struct的类的简单设计
#import @interface Car : NSObject{ @public int _wheels; int _speed;}- (void)run;@end@implementation Car- (void)run{ NSLog(@"%d个轮子, 速度为%d的车子跑起来了", ...
分类:编程语言   时间:2015-07-21 23:55:00    阅读次数:178
OC -- 函数的调用
@interface Car : NSObject{ @public int _wheels; int _speed;}- (void)run;@end@implementation Car- (void)run{ NSLog(@"%d个轮子, 速度为%d的车子跑起来了", _wheels,...
分类:其他好文   时间:2015-07-21 23:29:41    阅读次数:133
7.19 SQL——函数
select * from studentselect * from scoreselect * from teacherselect * from courseselect * from car--数学函数select degree ,sqrt(degree) from score --开平方,平...
分类:数据库   时间:2015-07-21 20:35:00    阅读次数:183
Webfrom --超链接传值
效果图:(一)连接Car表 添加一个数据库方法(myDB)namespace 连接数据库_查表{ public class myDB { private MYDBDataContext context = new MYDBDataContext(); ...
分类:Web程序   时间:2015-07-21 12:38:44    阅读次数:141
WebForm 超链接传值
以Car表增删改为例Car.aspx Car.aspx.cs protected void Page_Load(object sender, EventArgs e) { List list = new CarBF()....
分类:Web程序   时间:2015-07-21 01:21:29    阅读次数:164
数据库 基础学习5— 数学函数
1、--数学函数select degree ,sqrt(degree) from score --开平方,平方根select price, ceiling(Price) from car -- 取大于当前小数的最小整数select price, floor(Price) from car -- 取小...
分类:数据库   时间:2015-07-20 23:12:22    阅读次数:218
常用的函数
--数学函数select 列 ,sqrt(列) from score --开平方,平方根select 数列, ceiling(数列) from car -- 取大于当前小数的最小整数select 数列, floor(数列) from car -- 取小于当前小数的最大整数select 数列, rou...
分类:其他好文   时间:2015-07-20 23:07:17    阅读次数:200
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