#include<iostream>
using namespace std;
class CTriangle{
private:
	int x, y;
public:
	CTriangle(){}
	CTriangle(int xx, int yy):x(xx),y(yy){}
	~CTriangle(){}
	CTriangle operator+(CTriangle c);
	void display();
};
CTriangle CTriangle::operator+(CTriangle c)
{
	CTriangle a;
	a.x = x + c.x;
	a.y = y + c.y;
	return a;
}
void CTriangle::display()
{
	cout << "A(0," << y << "),B(0,0),C(" << x << ",0)" << endl;
}
int main()
{
	int x, y;
	CTriangle a(0,0);
	while (1) {
		cin >> y;
		if (y == 0)
			break;
		cin >> x;
		CTriangle b(x,y);
		a = a + b;
	}
	a.display();
	return 0;
}