import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String line = scanner.nextLine();
        int num = Integer.parseInt(line);
        if (num % 3 == 0 && num % 5 == 0)
            System.out.println("FizzBuzz");
        else if (num % 3 == 0)
            System.out.println("Fizz");
        else if (num % 5 == 0)
            System.out.println("Buzz");
        else
            System.out.println(num);
    }
}