#include <iostream>
#include <cstdlib>
#include "base.h"  //not necessary, since base.h already included in derived.h
#include "derived.h"
using namespace std;

void construct_and_destruct_a_base();
void construct_and_destruct_a_derived();

//Construct and destruct a base object and a derived object.
//For clarity, their lifetimes do not overlap.

int main()
{
	construct_and_destruct_a_base();
	cout << "------------------------\n";
	construct_and_destruct_a_derived();

	return EXIT_SUCCESS;
}

void construct_and_destruct_a_base()
{
	base b {10, 20};

	cout << "The base object contains ";
	b.print();
	cout << "\n";

	b.f();
}

void construct_and_destruct_a_derived()
{
	derived d {10, 20, 30, 40};

	cout << "The derived object contains ";
	d.print();
	cout << "\n";

	d.f();  //Demonstrate that class derived has inherited f.
	d.g();  //Demonstrate that class derived also has additional members.
}