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Discussion on: Daily Challenge #202 - Complete the Pattern II

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SavagePixie •

Elixir

I based my solution on the examples, rather than the explanation.

  def pattern(n) when n < 1, do: " "
  def pattern(n) do
    list = for x <- 1..n, do: n..x
      |> Enum.to_list
      |> Integer.undigits
      |> Integer.to_string
    Enum.join(list, "\n")
  end