#include <iostream>
#include <string>
using namespace std;

class Object
{
public:
    virtual void BeginPlay();
};

class Actor : public Object
{
public:
    virtual void BeginPlay() override;
};

class Pawn : public Actor
{
public:
    virtual void BeginPlay() override;
};

int main()
{
    Object* ptr_to_object = new Object;
    Actor* ptr_to_actor = new Actor;
    Pawn* ptr_to_pawn = new Pawn;

    // Since Actor and Pawn are Objects, they can be included in
    // an array of type Object
    Object* ObjectArray[] = {ptr_to_object, ptr_to_actor, ptr_to_pawn};

    // Because of polymorphism, even though we are looping through an
    // array of Objects, we are calling the specific override BeginPlay() function
    // from the derived classes
    for (int i = 0; i < 3; i++)
    {
        ObjectArray[i]->BeginPlay();
    }

    delete ptr_to_object;
    delete ptr_to_actor;
    delete ptr_to_pawn;
    system("pause");
}

void Object::BeginPlay()
{
    cout << "Object BeginPlay() called \n\n";
}

void Actor::BeginPlay()
{
    cout << "Actor BeginPlay() called \n\n";
}

void Pawn::BeginPlay()
{
    cout << "Pawn BeginPlay() called \n\n";
}