#include <iostream>

struct ExampleClass
{
    int x;
    int y;
    ExampleClass(int z) : x(5)
    {
        y += z;
    }
};

int main()
{
    ExampleClass my_example_instance (1);
    std::cout << my_example_instance.x << ' '
              << my_example_instance.y << std::endl;
}