Contents

module Isogram

open System

let normalize str = str |> Seq.filter Char.IsLetter |> Seq.map Char.ToLower |> Seq.toList

let isIsogram str = 
    let normalized = normalize str
    Seq.length normalized = (normalized |> Seq.distinct |> Seq.length) 

Version data entries

134 entries across 134 versions & 1 rubygems

Version	Path
trackler-2.2.1.119	tracks/fsharp/exercises/isogram/Example.fs
trackler-2.2.1.118	tracks/fsharp/exercises/isogram/Example.fs
trackler-2.2.1.117	tracks/fsharp/exercises/isogram/Example.fs
trackler-2.2.1.116	tracks/fsharp/exercises/isogram/Example.fs
trackler-2.2.1.115	tracks/fsharp/exercises/isogram/Example.fs
trackler-2.2.1.114	tracks/fsharp/exercises/isogram/Example.fs
trackler-2.2.1.113	tracks/fsharp/exercises/isogram/Example.fs
trackler-2.2.1.111	tracks/fsharp/exercises/isogram/Example.fs
trackler-2.2.1.110	tracks/fsharp/exercises/isogram/Example.fs
trackler-2.2.1.109	tracks/fsharp/exercises/isogram/Example.fs
trackler-2.2.1.108	tracks/fsharp/exercises/isogram/Example.fs
trackler-2.2.1.107	tracks/fsharp/exercises/isogram/Example.fs
trackler-2.2.1.106	tracks/fsharp/exercises/isogram/Example.fs
trackler-2.2.1.105	tracks/fsharp/exercises/isogram/Example.fs
trackler-2.2.1.104	tracks/fsharp/exercises/isogram/Example.fs
trackler-2.2.1.103	tracks/fsharp/exercises/isogram/Example.fs
trackler-2.2.1.102	tracks/fsharp/exercises/isogram/Example.fs
trackler-2.2.1.101	tracks/fsharp/exercises/isogram/Example.fs
trackler-2.2.1.100	tracks/fsharp/exercises/isogram/Example.fs
trackler-2.2.1.99	tracks/fsharp/exercises/isogram/Example.fs