import java.util.*;

public class Main {
    public static void main(String[] args) {
    	Scanner scan = new Scanner(System.in);
    	int a = scan.nextInt();
    	int b = scan.nextInt();
    	int ans = a+b;
    	if(a == 4 && b == 1){
    		ans++;
    	}
		System.out.println(ans);
    }
}