// G. Hagopian doing Kattis Quadrant problem	

#include <iostream>
using namespace std;

int main() {
	int x{ 0 }, y{ 0 };
	cin >> x >> y;
	if (x * y > 0) 
	{
		if (x > 0)
		{
			cout << 1;
		}
		else cout << 3;
	}
	else 
	{
		if (x > 0)
		{
			cout << 4;
		}
		else cout << 2;
	}
}