#include <stdio.h>
#include <conio.h>
#include <iostream>
using namespace std;
long SecondsSincemidnight(long hours, long minutes, long seconds);
int main()
{
long hours;
long minutes;
long seconds;
long hours2 = 0; //Midnight
long minutes2 = 0; //Midnight
long seconds2 = 0; //Midnight
long variable1;
long sum=0;
do{
cout << "Stunden angeben (0-23): " << endl;
cin >> hours;
}while(hours>23);
do{
cout << "Minuten angeben (0-59): " << endl;
cin >> minutes;
}while(minutes>59);
do{
cout << "Sekunden angeben (0-59): "<< endl;
cin >> seconds;
}while(seconds>59);
variable1 = SecondsSincemidnight(hours, minutes, seconds);
cout << "Sekunden: " << variable1 << endl;
sum= variable1;
return 0;
}
long SecondsSincemidnight(long a, long b, long c)
{
return a*3600+b*60+c;
}
Nicht gerade elegant, aber sollte laufen.