#include <iostream>

using namespace std;

class ex
{

 private :

	int i;
	char ch;

 public :

	int &prop_i() { return i; }
	char &prop_ch() { return ch; }

};

ex example;

int main()
{
	example.prop_i() = 40;
	example.prop_ch() = 'C';
	int i = example.prop_i();
	char ch = example.prop_ch();

	cout << example.prop_i() << example.prop_ch() << endl << endl;

	return 1;
}