import java.util.Scanner;

class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        if (sc.nextLine().equals("1")) {
            System.out.println("0¥n");
        }
        
        if (sc.nextLine().equals("0")) {
            System.out.println("1¥n");
        }
    }
}