Contents

module Triangle exposing (Triangle(..), triangleKind, version)

import Set


type Triangle
    = Equilateral
    | Isosceles
    | Scalene


version : Int
version =
    2


triangleKind : comparable -> comparable -> comparable -> Result String Triangle
triangleKind x y z =
    if x <= 0 || y <= 0 || z <= 0 then
        Err "Invalid lengths"
    else if x + y <= z || x + z <= y || y + z <= x then
        Err "Violates inequality"
    else
        case Set.size (Set.fromList [ x, y, z ]) of
            1 ->
                Ok Equilateral

            2 ->
                Ok Isosceles

            _ ->
                Ok Scalene

Version data entries

66 entries across 66 versions & 1 rubygems

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