#include <iostream>
using namespace std;

class myclass {
	int a, b;
public:
	void set(int i, int j){ a = i; b = j;}
	void show() { cout << a << ' ' << b << "\n";}
};

int main()
{
	myclass o1,o2;
	
	o1.set(10, 4);
	o2 = o1;
	o1.show();
	o2.show();
	return 0;
}