defmodule Main do
  def main do
    a = li()
    IO.puts hand(a)
  end

  def hand(a) do
    xs = Enum.frequencies(a) |> Map.values |> Enum.sort
    case xs do
      [2, 3] -> "FULL HOUSE"
      [1, 1, 3] -> "THREE CARD"
      [1, 2, 2] -> "TWO PAIR"
      [1, 1, 1, 2] -> "ONE PAIR"
      _ -> "NO HAND"
    end
  end

  def input, do: IO.read(:line) |> String.trim
  def ii, do: input() |> String.to_integer
  def li, do: input() |> String.split |> Enum.map(&String.to_integer/1)
end