import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int k = scanner.nextInt();
        int n = scanner.nextInt();
        System.out.print(calculate(k, n));
    }

    private static int calculate(int k, int n) {
        if (n == 1) {
            return k;
        }
        if (n == 2) {
            return k + 1;
        }//5
        if (n == 3) {
            return 2 * k + 1;
        }
        if (n == 4) {
            return k + 2;
        }
        if (n % 3 == 2) {
            return calculate(k, n / 3 + 1) + 1;
        } else if (n % 3 == 0) {
            return 2 * calculate(k, n - 1) - 1;
        } else {
            return calculate(k, n / 3) + 2;
        }
    }
}