Contents

module DifferenceOfSquares exposing (..)


squareOfSum : Int -> Int
squareOfSum n =
    let
        sum =
            n * (n + 1) // 2
    in
        sum * sum


sumOfSquares : Int -> Int
sumOfSquares n =
    List.sum (List.map (\m -> m * m) (List.range 0 n))


difference : Int -> Int
difference n =
    squareOfSum n - sumOfSquares n

Version data entries

284 entries across 284 versions & 1 rubygems

Version	Path
trackler-2.2.1.104	tracks/elm/exercises/difference-of-squares/DifferenceOfSquares.example.elm
trackler-2.2.1.103	tracks/elm/exercises/difference-of-squares/DifferenceOfSquares.example.elm
trackler-2.2.1.102	tracks/elm/exercises/difference-of-squares/DifferenceOfSquares.example.elm
trackler-2.2.1.101	tracks/elm/exercises/difference-of-squares/DifferenceOfSquares.example.elm
trackler-2.2.1.100	tracks/elm/exercises/difference-of-squares/DifferenceOfSquares.example.elm
trackler-2.2.1.99	tracks/elm/exercises/difference-of-squares/DifferenceOfSquares.example.elm
trackler-2.2.1.98	tracks/elm/exercises/difference-of-squares/DifferenceOfSquares.example.elm
trackler-2.2.1.97	tracks/elm/exercises/difference-of-squares/DifferenceOfSquares.example.elm
trackler-2.2.1.96	tracks/elm/exercises/difference-of-squares/DifferenceOfSquares.example.elm
trackler-2.2.1.95	tracks/elm/exercises/difference-of-squares/DifferenceOfSquares.example.elm
trackler-2.2.1.94	tracks/elm/exercises/difference-of-squares/DifferenceOfSquares.example.elm
trackler-2.2.1.93	tracks/elm/exercises/difference-of-squares/DifferenceOfSquares.example.elm
trackler-2.2.1.92	tracks/elm/exercises/difference-of-squares/DifferenceOfSquares.example.elm
trackler-2.2.1.91	tracks/elm/exercises/difference-of-squares/DifferenceOfSquares.example.elm
trackler-2.2.1.90	tracks/elm/exercises/difference-of-squares/DifferenceOfSquares.example.elm
trackler-2.2.1.89	tracks/elm/exercises/difference-of-squares/DifferenceOfSquares.example.elm
trackler-2.2.1.88	tracks/elm/exercises/difference-of-squares/DifferenceOfSquares.example.elm
trackler-2.2.1.87	tracks/elm/exercises/difference-of-squares/DifferenceOfSquares.example.elm
trackler-2.2.1.86	tracks/elm/exercises/difference-of-squares/DifferenceOfSquares.example.elm
trackler-2.2.1.85	tracks/elm/exercises/difference-of-squares/DifferenceOfSquares.example.elm