Contents

module Hamming exposing (..)

import String exposing (length, toList)


distance : String -> String -> Maybe Int
distance left right =
    if length left /= length right then
        Nothing
    else
        List.map2 (\l r -> l /= r) (toList left) (toList right)
            |> List.filter identity
            |> List.length
            |> Just

Version data entries

325 entries across 325 versions & 1 rubygems

Version	Path
trackler-2.2.1.87	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.86	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.85	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.84	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.83	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.82	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.81	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.80	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.79	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.78	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.77	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.76	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.75	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.74	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.73	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.72	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.71	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.70	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.69	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.68	tracks/elm/exercises/hamming/Hamming.example.elm