:(
package com.javarush.task.task04.task0425;
/*
Цель установлена!
*/
import java.io.*;
import java.util.*;
public class Solution {
public static void main(String[] args) throws Exception {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
int a = Integer.parseInt(reader.readLine());
int b = Integer.parseInt(reader.readLine());
if(a>0 && b>0)
System.out.println("1");
if(a<0 && b<0)
System.out.println("3");
if(a>0 && b>0)
System.out.println("2");
if(a>0 && b<0)
System.out.println("4");
}
}