Contents

module NucleotideCount exposing (nucleotideCounts, version)

import String


version : Int
version =
    2


type alias NucleotideCounts =
    { a : Int
    , t : Int
    , c : Int
    , g : Int
    }


init : NucleotideCounts
init =
    { a = 0
    , t = 0
    , c = 0
    , g = 0
    }


update : Char -> NucleotideCounts -> NucleotideCounts
update char counts =
    case char of
        'A' ->
            { counts | a = counts.a + 1 }

        'T' ->
            { counts | t = counts.t + 1 }

        'C' ->
            { counts | c = counts.c + 1 }

        'G' ->
            { counts | g = counts.g + 1 }

        _ ->
            counts


nucleotideCounts : String -> NucleotideCounts
nucleotideCounts sequence =
    String.foldl update init sequence

Version data entries

66 entries across 66 versions & 1 rubygems

Version	Path
trackler-2.2.1.159	tracks/elm/exercises/nucleotide-count/NucleotideCount.example.elm
trackler-2.2.1.158	tracks/elm/exercises/nucleotide-count/NucleotideCount.example.elm
trackler-2.2.1.157	tracks/elm/exercises/nucleotide-count/NucleotideCount.example.elm
trackler-2.2.1.156	tracks/elm/exercises/nucleotide-count/NucleotideCount.example.elm
trackler-2.2.1.155	tracks/elm/exercises/nucleotide-count/NucleotideCount.example.elm
trackler-2.2.1.154	tracks/elm/exercises/nucleotide-count/NucleotideCount.example.elm
trackler-2.2.1.153	tracks/elm/exercises/nucleotide-count/NucleotideCount.example.elm
trackler-2.2.1.152	tracks/elm/exercises/nucleotide-count/NucleotideCount.example.elm
trackler-2.2.1.151	tracks/elm/exercises/nucleotide-count/NucleotideCount.example.elm
trackler-2.2.1.150	tracks/elm/exercises/nucleotide-count/NucleotideCount.example.elm
trackler-2.2.1.149	tracks/elm/exercises/nucleotide-count/NucleotideCount.example.elm
trackler-2.2.1.148	tracks/elm/exercises/nucleotide-count/NucleotideCount.example.elm
trackler-2.2.1.147	tracks/elm/exercises/nucleotide-count/NucleotideCount.example.elm
trackler-2.2.1.146	tracks/elm/exercises/nucleotide-count/NucleotideCount.example.elm
trackler-2.2.1.145	tracks/elm/exercises/nucleotide-count/NucleotideCount.example.elm
trackler-2.2.1.144	tracks/elm/exercises/nucleotide-count/NucleotideCount.example.elm
trackler-2.2.1.143	tracks/elm/exercises/nucleotide-count/NucleotideCount.example.elm
trackler-2.2.1.142	tracks/elm/exercises/nucleotide-count/NucleotideCount.example.elm
trackler-2.2.1.141	tracks/elm/exercises/nucleotide-count/NucleotideCount.example.elm
trackler-2.2.1.140	tracks/elm/exercises/nucleotide-count/NucleotideCount.example.elm