ddevlin

Keybase proof

I hereby claim:

• I am ddevlin on github.
• I am ddevlin (https://keybase.io/ddevlin) on keybase.
• I have a public key ASDY0vVRlJmViv2so1OREkvjZjdF9qTZ6Phyk02o37gODwo

To claim this, I am signing this object:

ddevlin

defmodule Katas do

  def numeral_to_int(numeral, numbers \\ []) do
    case numeral do
      "CM" <> rest -> numeral_to_int(rest, numbers ++ [900])
      "CD" <> rest -> numeral_to_int(rest, numbers ++ [400])
      "XC" <> rest -> numeral_to_int(rest, numbers ++ [90])
      "XL" <> rest -> numeral_to_int(rest, numbers ++ [40])
      "IX" <> rest -> numeral_to_int(rest, numbers ++ [9])
      "IV" <> rest -> numeral_to_int(rest, numbers ++ [4])