#include <iostream>
class A
{
	int x, y;
	public:
	A() : A(9)
	{
		std::cout << "A()" << std::endl;
	}
	
	A(int i) : A(i,0)
	{
		std::cout << "A(int)" << std::endl;
	}
	
	A(int i,int j) : x(i), y(j)
	{
		std::cout << "A(int, int)" << std::endl;
	}
};

int main() {
	A a;
}