求下一秒对应的日期

2013-07-28 21:46:31

输入年、月、日、时、分、秒，输出下一秒的年、月、日、时、分、秒。

注意点：

加上输入合法性检查，在下面的代码中没有加；
注意闰年的情况；

代码：

  1 #include <iostream>
  2 using namespace std;
  3 
  4 size_t MonthTable[2][12] = { {31,29,31,30, 31,30,31,31, 30,31,30,31},
  5                              {31,29831,30, 31,30,31,31, 30,31,30,31} };
  6 
  7 typedef struct data
  8 {
  9     size_t year;
 10     size_t month;
 11     size_t day;
 12     size_t hour;
 13     size_t minute;
 14     size_t second;
 15 }Data;
 16 
 17 bool IsLeapYear(const size_t year)
 18 {
 19     return ( (year % 4 == 0 && year % 100 != 0 ) || (year % 400 == 0 ) );
 20 }
 21 
 22 void GetNextDay(Data &currentDate,Data &nextDate)
 23 {
 24     size_t maxDayInMonth = MonthTable[ ( IsLeapYear(currentDate.year) )][currentDate.month - 1];
 25 
 26 
 27     nextDate.day = (currentDate.day + 1) % maxDayInMonth;
 28 
 29     if (0 == nextDate.day)
 30     {
 31         nextDate.day = maxDayInMonth;
 32     }
 33     
 34     if (1 == nextDate.day)
 35     {
 36         nextDate.month = (currentDate.month + 1) % 12;
 37 
 38         if (0 == nextDate.month)
 39         {
 40             nextDate.month = 12;
 41         }
 42 
 43         if (1 == nextDate.month)
 44         {
 45             nextDate.year += 1;
 46         }
 47     }
 48 }
 49 
 50 void DateCopy(const Data &currentDate,Data &nextDate)
 51 {
 52     nextDate.year = currentDate.year;
 53     nextDate.month = currentDate.month;
 54     nextDate.day = currentDate.day;
 55     nextDate.hour = currentDate.hour;
 56     nextDate.minute = currentDate.minute;
 57     nextDate.second = currentDate.second;
 58 }
 59 
 60 void GetNextSecond(Data &currentDate,Data &nextDate)
 61 {
 62     DateCopy(currentDate,nextDate);
 63     nextDate.second = (currentDate.second + 1) % 60;
 64     if (0 == nextDate.second)
 65     {
 66         nextDate.minute = (currentDate.minute + 1) % 60;
 67         if (0 == nextDate.minute)
 68         {
 69             nextDate.hour = (currentDate.hour + 1) % 24;
 70 
 71             if (0 == nextDate.hour)
 72             {
 73                 GetNextDay(currentDate,nextDate);
 74             }
 75         }
 76     }
 77 }
 78 
 79 void TestDriver()
 80 {
 81     Data currentDate;
 82     Data nextDate;
 83 
 84     cout<<"please enter a data(year month day hour minute second),end with ctrl+z"<<endl;
 85 
 86     while (cin>>currentDate.year>>currentDate.month>>currentDate.day
 87         >>currentDate.hour>>currentDate.minute>>currentDate.second)
 88     {
 89         cout<<"the date of the current second is: "<<currentDate.year<<"	"<<currentDate.month<<"	"<<currentDate.day<<"	"<<
 90             currentDate.hour<<"	"<<currentDate.minute<<"	"<<currentDate.second<<endl;
 91         GetNextSecond(currentDate,nextDate);
 92         cout<<"the date of the next second is: "<<nextDate.year<<"	"<<nextDate.month<<"	"<<nextDate.day<<"	"<<
 93             nextDate.hour<<"	"<<nextDate.minute<<"	"<<nextDate.second<<endl;
 94         cout<<"please enter a data(year month day hour minute second),end with ctrl+z"<<endl;
 95     }
 96 }
 97 
 98 int main()
 99 {
100     TestDriver();
101     return 0;
102 }

运行结果：

please enter a data(year month day hour minute second),end with ctrl+z
2007 12 31 23 59 59
the date of the current second is: 2007 12      31      23      59      59
the date of the next second is: 2008    1       1       0       0       0
please enter a data(year month day hour minute second),end with ctrl+z
2007 12 30 23 59 59
the date of the current second is: 2007 12      30      23      59      59
the date of the next second is: 2007    12      31      0       0       0
please enter a data(year month day hour minute second),end with ctrl+z
2007 12 31 23 59 56
the date of the current second is: 2007 12      31      23      59      56
the date of the next second is: 2007    12      31      23      59      57
please enter a data(year month day hour minute second),end with ctrl+z
^Z
请按任意键继续. . .