08. On Time for the Exam

Решение с тернарен оператор:

#include <iostream>
#include <iomanip>
#include <string>

using namespace std;

int main() {
    int examHour, examMinutes, studentHour, studentMinutes;
    cin >> examHour >> examMinutes >> studentHour >> studentMinutes;

    int totalExamMinutes = examHour * 60 + examMinutes;
    int totalStudentMinutes = studentHour * 60 + studentMinutes;
    int diff = totalExamMinutes - totalStudentMinutes;

    cout << (diff < 0 ? "Late" : diff > 30 ? "Early" : "On time") << endl;

    if (diff != 0) {
        if (abs(diff) < 60) {
            cout << abs(diff) << " minutes " << (diff > 0 ? "before" : "after") << " the start" << endl;
        }
        else {
            cout << (abs(diff) / 60) << ':' << setw(2) << setfill('0') << abs(diff) % 60 << " hours " << (diff > 0 ? "before" : "after") << " the start" << endl;
        }
    }

    return 0;
}