C++ 程序计算两个时间段之间的差值


以小时、分钟和秒的形式提供了两个时间段。然后计算出它们之间的差值,例如:

Time period 1 = 8:6:2
Time period 2 = 3:9:3
Time Difference is 4:56:59

计算两个时间段之间差值的一个程序如下:

示例

 实时演示

#include <iostream>
using namespace std;
int main() {
   int hour1, minute1, second1;
   int hour2, minute2, second2;
   int diff_hour, diff_minute, diff_second;

   cout << "Enter time period 1" << endl;
   cout << "Enter hours, minutes and seconds respectively: "<< endl;
   cin >> hour1 >> minute1 >> second1;

   cout << "Enter time period 2" << endl;
   cout << "Enter hours, minutes and seconds respectively: "<< endl;
   cin >> hour2 >> minute2 >> second2;

   if(second2 > second1) {
      minute1--;
      second1 += 60;
   }

   diff_second = second1 - second2;

   if(minute2 > minute1) {
      hour1--;
      minute1 += 60;
   }
   diff_minute = minute1 - minute2;
   diff_hour = hour1 - hour2;

   cout <<"Time Difference is "<< diff_hour <<":"<< diff_minute <<":"<<diff_second;

   return 0;
}

输出

上述程序的输出如下:

Enter time period 1
Enter hours, minutes and seconds respectively: 7 6 2

Enter time period 2
Enter hours, minutes and seconds respectively: 5 4 3

Time Difference is 2:1:59

在上述程序中,以小时、分钟和秒的形式向用户接收了两个时间段,如下所示:

cout << "Enter time period 1" << endl;
cout << "Enter hours, minutes and seconds respectively: "<< endl;
cin >> hour1 >> minute1 >> second1;

cout << "Enter time period 2" << endl;
cout << "Enter hours, minutes and seconds respectively: "<< endl;
cin >> hour2 >> minute2 >> second2;

然后使用以下代码段中提供的方法计算这两个时间段之间的差值:

if(second2 > second1) {
   minute1--;
   second1 += 60;
}
diff_second = second1 - second2;
if(minute2 > minute1) {
   hour1--;
   minute1 += 60;
}
diff_minute = minute1 - minute2;
diff_hour = hour1 - hour2;

最后显示时间差,如下所示:

cout <<"Time Difference is "<< diff_hour <<":"<< diff_minute <<":"<<diff_second;

更新于:2020 年 6 月 25 日

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