Contents

module PascalsTriangle

let rows numberOfRows : int list list option = 
    match numberOfRows with 
    | r when r < 0 -> None
    | _ ->
        let row i = 
            [1 .. i - 1] 
            |> List.scan (fun acc j -> acc * (i - j) / j) 1 

        [1..numberOfRows] 
        |> List.map row
        |> Some

Version data entries

129 entries across 129 versions & 1 rubygems

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