using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace test_2
{
    class Program
    {
        static void Main(string[] args)
        {
            int n = int.Parse(Console.ReadLine());
            if((n%3) == 0 && (n%5) == 0)
            {
                Console.WriteLine("FizzBuzz");
            }
            else if(n%3 == 0)
            {
                Console.WriteLine("Fizz");
            }
            else if(n%5 == 0)
            {
                Console.WriteLine("Buzz");
            }
            else
            {
                Console.WriteLine(n);
            }
        }
    }
}