#include <iostream>  //for the object cout
#include <cstdlib>   //for the macro EXIT_SUCCESS;
#include "grade.h"   //for class grade
using namespace std;

//You can make this program more robust by having it catch the exceptions that
//might be thrown by the constructor and operator+= of class date.

int main()
{
	grade mygrade {"B-"};
	mygrade += 4;          //behaves as if you'd said mygrade.operator+=(4);
	cout << mygrade << "\n";

	//The above statement behaves as if you'd said
	//operator<<(operator<<(cout, mygrade), "\n");

	return EXIT_SUCCESS;
}