:goat: Haskell Bob - parameter name in helpers changed to chars
:goat: Haskell Bob - parameter name in helpers changed to chars

ullet/exercism,ullet/exercism,ullet/exercism,ullet/exercism,ullet/exercism,ullet/exercism,ullet/exercism,ullet/exercism,ullet/exercism,ullet/exercism,ullet/exercism,ullet/exercism,ullet/exercism,ullet/exercism