defmodule Main do
  def main do
    IO.read(:line)
    |> String.trim()
    |> String.to_integer()
    |> solve
    |> IO.puts()
  end

  def solve(n) do
    1..n
    |> Enum.map(fn i ->
      a = i |> rem(3) == 0
      b = i |> rem(5) == 0

      cond do
        a || b ->
          cond do
            a -> "Fizz"
            true -> ""
          end <>
            cond do
              b -> "Buzz"
              true -> ""
            end

        true ->
          i
      end
    end)
    |> Enum.join("\n")
  end
end