/* 2. ´ÙÀ½ ÇÁ·Î±×·¥ÀÇ Ãâ·ÂÀ» ½á¶ó. */


#include <stdio.h>

int number[5] = { 1, 2, 3, 4, 5 }; // ¿©±â¸¦ ¹Ù²Ü °Í

class Point3D {
public:
	int x;
	int y;
	int z;
	Point3D(int a,int b,int c) { x = a; y = b; z = c; }
	void foo(Point3D p) {
		p.x = p.x+1; p.y = p.y-1; p.z = 0;
		x++; y--; z = x+y;
	}
	void print() {
		printf("%d %d %d\n",x,y,z);
	}
};

void foo(Point3D p)
{
	p.x = p.y = p.z = 0;
}

void main()
{
	Point3D x(number[0],number[1],number[2]);
	Point3D y(number[2],number[3],number[4]);

	x.foo(y);
	foo(x);
	y.foo(x);
	foo(y);
	x.print();
	y.print();
}