The Phantom Spaceship

Test your C++ programming skills by solving the given puzzle about object construction and virtual function behavior.

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Puzzle code

Carefully read the code given below:

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#include <iostream>
#include <string>
struct GameObject
{
    GameObject() { std::cout << "Created a " << getType() << "\n"; }
    void render() const { std::cout << "Rendered a " << getType() << "\n"; }
    virtual std::string getType() const { return "GameObject"; }
};
class Spaceship : public GameObject
{
    std::string getType() const override { return "Spaceship"; }
};
void display(const GameObject &gameObject) { gameObject.render(); }
int main()
{
    GameObject gameObject;
    Spaceship spaceship;
    display(gameObject);
    display(spaceship);
}

Your task: Guess the output

Try to guess the output of the above code. Attempt the following test to assess your understanding.

The possible console output lines are given below on the right side column. Place them in the correct sequence.

Drag and drop the cards in the blank spaces.

Let’s discuss this code and output together in the next lesson.

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