1.exs

System.argv()
|> List.first()
|> File.stream!()
|> Enum.reduce(0, fn
  "A X" <> _, total -> total + 3 + 1
  "B X" <> _, total -> total + 0 + 1
  "C X" <> _, total -> total + 6 + 1
  "A Y" <> _, total -> total + 6 + 2
  "B Y" <> _, total -> total + 3 + 2
  "C Y" <> _, total -> total + 0 + 2
  "A Z" <> _, total -> total + 0 + 3
  "B Z" <> _, total -> total + 6 + 3
  "C Z" <> _, total -> total + 3 + 3
end)
|> IO.inspect

2.exs

System.argv()
|> List.first()
|> File.stream!()
|> Enum.reduce(0, fn
  "A X" <> _, total -> total + 0 + 3
  "B X" <> _, total -> total + 0 + 1
  "C X" <> _, total -> total + 0 + 2
  "A Y" <> _, total -> total + 3 + 1
  "B Y" <> _, total -> total + 3 + 2
  "C Y" <> _, total -> total + 3 + 3
  "A Z" <> _, total -> total + 6 + 2
  "B Z" <> _, total -> total + 6 + 3
  "C Z" <> _, total -> total + 6 + 1
end)
|> IO.inspect