#include <iostream>
using namespace std ;

class point
{
	private:
	 int x1 ;
	 int y1 ;
	 //Does not matter under what access we place the declaration under
	 friend void printPoint ( point p1 ) ;
	 friend class B ;
};

void printPoint ( point p1 )
{
	cout << p1.x1 << " " << p1.y1 << endl ;
	p1.x1 = 5 ;
}

class B
{
	void anotherPrintFunction ( point p1 )
	{
		cout << p1.x1 << endl ;
	}
};

int main()
{
	return 0 ;
}