24_greaterThanOpOverloadTime.cpp

#include<iostream>
using namespace std;

class Time
{
        private:
                int HR, MIN, SEC; //member variables
        public:
                void setTime();
                void showTime();
                void normalize();
		bool operator>(Time t)
		{
			if(HR*60*60+MIN*60+SEC > t.HR*60*60+t.MIN*60+t.SEC)
				return 1;
			return 0;
		}
};

void Time:: setTime()
{
        cout << "Enter the time (h m s) : ";
        cin >> HR >> MIN >> SEC;
        normalize();
}

void Time:: showTime()
{
        cout << "Time : " << HR << ":" << MIN << ":" << SEC << endl;
}

void Time:: normalize()
{
        if(SEC>=60)
        {
                SEC = SEC-60;
                MIN = MIN + 1;
        }
        if(MIN>=60)
        {
                MIN = MIN - 60;
                HR = HR + 1;
        }

        while(1)
                if(HR>=24)
                        HR = HR - 24;
                else
                        break;
}


int main()
{
        Time t1,t2;
	t1.setTime();
	t2.setTime();
	t1.showTime();
	t2.showTime();
	int x = t1>t2;
	cout << x;
        return 0;
}