Given a roman numeral, convert it to an integer.
Input is guaranteed to be within the range from 1 to 3999.
思路是蛮简单的,关键就是理解罗马数字的规则:
羅馬數字共有7個,即I(1)、V(5)、X(10)、L(50)、C(100)、D(500)和M(...
                            
                            
                                分类:
其他好文   时间:
2014-10-25 14:35:27   
                                阅读次数:
192
                             
                    
                        
                            
                            
                                String to Integer (atoi)
Total Accepted: 
20984 Total Submissions: 
145855
Implement atoi to convert a string to an integer.
Hint: Carefully consider all possible input cases. If you want a...
                            
                            
                                分类:
其他好文   时间:
2014-10-24 22:19:11   
                                阅读次数:
199
                             
                    
                        
                            
                            
                                我用的最简单的办法是 代码如下 复制代码 DateTime dtone = Convert.ToDateTime("2007-1-1 05:32:22");DateTime dtwo = Convert.ToDateTime("2007-1-1 04:20:15");TimeSpan span = ...
                            
                            
                         
                    
                        
                            
                            
                                /** * Take a String which is a delimited list and convert it to a String array. * A single delimiter can consists of more than one charact...
                            
                            
                                分类:
编程语言   时间:
2014-10-24 06:52:05   
                                阅读次数:
349
                             
                    
                        
                            
                            
                                ShellExecute(this->GetSafeHWnd(), “open”, “convert”, “D:/fs:NTFS”, NULL, SW_SHOW);
                            
                            
                                分类:
Web程序   时间:
2014-10-24 01:39:57   
                                阅读次数:
217
                             
                    
                        
                            
                            
                                在Eclipse ADT来开发Android App时会遇到以下问题:"myproject/gen already exists but is not a source folder. Convert to a source folder or rename it"解决办法是:1.Right cli...
                            
                            
                                分类:
系统相关   时间:
2014-10-23 12:00:43   
                                阅读次数:
258
                             
                    
                        
                            
                            
                                Implementatoito convert a string to an integer.Hint:Carefully consider all possible input cases. If you want a challenge, please do not see below and ...
                            
                            
                                分类:
其他好文   时间:
2014-10-22 17:23:02   
                                阅读次数:
196
                             
                    
                        
                            
                            
                                1.前言 对于优化SQL语句或存储过程,以前主要是用如下语句来判断具体执行时间,但是SQL环境是复杂多变的,下面语句并不能精准判断性能是否提高;如果需要精确知道CPU、IO等信息,就无能为力了。PRINT convert(varchar(30),getdate(),121)select * fr.....
                            
                            
                                分类:
数据库   时间:
2014-10-22 00:38:13   
                                阅读次数:
215
                             
                    
                        
                            
                            
                                SELECT ROUND(( DATEDIFF(minute, '2014/1/3 18:40:00', '2014/1/4 20:00:00') ) / CONVERT(FLOAT, 60), 1) AS DiffDate
                            
                            
                                分类:
其他好文   时间:
2014-10-21 15:08:41   
                                阅读次数:
183
                             
                    
                        
                            
                            
                                I am trying to convert an address specified by an IP number or a name, both in String (i.e.localhostor127.0.0.1), into anInetAdressobject. There's no ...
                            
                            
                                分类:
编程语言   时间:
2014-10-21 03:34:56   
                                阅读次数:
201