#include <iostream>
#include <cstdlib>
#include "derived.h"
using namespace std;

int main()
{
	base b {10};
	derived d {20, 30};

	cout << b << "\n";   //This operator<< should output 1 integer.
	cout << d << "\n";   //This operator<< should output 2 integers.

	return EXIT_SUCCESS;
}