A Strong Point

Test your C++ programming skills by solving the given puzzle about strong typing and implicit conversions.

We'll cover the following

Puzzle code

Carefully read the code given below:

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#include <iostream>
struct Points
{
    Points(int value) : value_(value) {}
    int value_;
};
struct Player
{
    explicit Player(Points points) : points_(points) {}
    Points points_;
};
int main()
{
    Player player(3);
    std::cout << player.points_.value_;
}

Your task: Guess the output

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

Q

What is the expected output of the above code?

A)

3

B)

Undefined behavior

C)

Compilation error

D)

Runtime error

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

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