school/cpp/2.16-hours-minutes-seconds-to-seconds/main.cpp

#include <iostream>
using namespace std;

int main() {
   int seconds;
   int minutes;
   int hours;

   /* Type your code here. */

   cin >> hours >> minutes >> seconds;

   cout << "Seconds: " << (hours * 60 * 60) + (minutes * 60) + seconds << endl;

   return 0;
}