using System;
using System.Collections.Generic;

static class Program
{
    static public void Main(string[] args)
    {
        int n = int.Parse(Console.ReadLine());
        var ans = new List<string>();
        for (int i = 'b' - 'a'; i <= n; i++) {
            var a = "";
            if (i % ('d' - 'a') == 'a' - 'a') a += "Fizz";
            if (i % ('f' - 'a') == 'a' - 'a') a += "Buzz";
            if (a == "") a += i;
            ans.Add(a);
        }
        Console.WriteLine(string.Join("\n", ans));
    }
}