Contents

module Hamming exposing (..)

import String exposing (length, toList)


distance : String -> String -> Result String Int
distance left right =
    if length left /= length right then
        Err "left and right strands must be of equal length"
    else
        List.map2 (\l r -> l /= r) (toList left) (toList right)
            |> List.filter identity
            |> List.length
            |> Ok

Version data entries

71 entries across 71 versions & 1 rubygems

Version	Path
trackler-2.2.1.180	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.179	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.178	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.177	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.176	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.175	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.174	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.173	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.172	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.171	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.170	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.169	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.167	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.166	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.165	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.164	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.163	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.162	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.161	tracks/elm/exercises/hamming/Hamming.example.elm
trackler-2.2.1.160	tracks/elm/exercises/hamming/Hamming.example.elm