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

namespace TestConsole
{
    class Program
    {
        static void Main(string[] args)
        {
            const string fizz = "Fizz";
            const string buzz = "buzz";
            var readN = Console.ReadLine();

            for (int i = 1; i <= int.Parse(readN); i++)
            {
                if (i % 15 == 0)
                {
                    Console.WriteLine(fizz + buzz);
                }
                else if (i % 3 == 0)
                {
                    Console.WriteLine(fizz);
                }
                else if (i % 5 == 0)
                {
                    Console.WriteLine(buzz);
                }
                else
                {
                    Console.WriteLine(i);
                }
            }
        }
    }
}