#include <iostream>

using namespace std;

class Point
{
public:
    Point();
    Point(int n);
    Point(int x, int y);
    Point(int n, Point temp);
    Point(Point tmp_a, Point tmp_b);

    void operator=(Point& temp);

    void Show();

    ~Point() = default;

private:
    int x, y;
};

Point::Point() : x(0), y(0) {}

Point::Point(int n) : x(n), y(n) {}

Point::Point(int x, int y) : x(x), y(y) {}

Point::Point(int n, Point temp)
{
    x = temp.x * n;
    y = temp.y * n;
}

Point::Point(Point tmp_a, Point tmp_b)
{
    x = tmp_a.x + tmp_b.x;
    y = tmp_a.y + tmp_b.y;
}

void Point::operator=(Point& temp)
{
    x = temp.x;
    y = temp.y;
}

void Point::Show()
{
    cout << "(" << x << ", " << y << ")" << '\n';
}

int main(int argc, char * argv[])
{
    Point p1;
    Point p2(1);
    Point p3(2, 4);
    Point p4 = p3;
    Point p5(3, p2);
    Point p6(p3, p5);

    p1.Show();
    p2.Show();
    p3.Show();
    p4.Show();
    p5.Show();
    p6.Show();

    return 0;
}