defmodule Main do
  def main do
    IO.gets("")
    |> String.trim()
    |> String.split()
    |> Enum.map(&String.to_integer(&1))
    |> (fn d ->
          cond do
            List.last(d) == 1 ||
                d |> Enum.slice(0..-2) |> Enum.sum() < 2 ->
              "SURVIVED"

            true ->
              "DEAD"
          end
        end).()
    |> IO.puts()
  end
end