Sha256: 2a26f025c43a48732de035bbfa634072f473332df3cb2d7ec2f9ae10a0f5f997

Contents?: true

Size: 957 Bytes

Versions: 73

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Stored size: 957 Bytes

Contents

module BinarySearchTree

type Node = { left: Node option; value: int; right: Node option }

let left node  = node.left
let right node = node.right
let data node = node.value

let private singleton value = { left = None; right = None; value = value }

let rec private insert newValue (tree: Node) =
    let loop newValue = 
        function
        | Some x -> Some <| insert newValue x
        | None   -> Some <| singleton newValue

    match newValue with
    | x when x <= tree.value -> 
        { tree with left  = loop newValue tree.left }
    | _ -> 
        { tree with right = loop newValue tree.right }

let sortedData tree = 
    let rec loop = 
        function
        | Some node -> loop node.left @ [node.value] @ loop node.right
        | None -> []

    loop <| Some tree

let create = 
    function
    | []    -> failwith "Cannot create tree from empty list."
    | x::xs -> List.fold (fun acc elem -> insert elem acc) (singleton x) xs

Version data entries

73 entries across 73 versions & 1 rubygems

Version Path
trackler-2.2.1.119 tracks/fsharp/exercises/binary-search-tree/Example.fs
trackler-2.2.1.118 tracks/fsharp/exercises/binary-search-tree/Example.fs
trackler-2.2.1.117 tracks/fsharp/exercises/binary-search-tree/Example.fs
trackler-2.2.1.116 tracks/fsharp/exercises/binary-search-tree/Example.fs
trackler-2.2.1.115 tracks/fsharp/exercises/binary-search-tree/Example.fs
trackler-2.2.1.114 tracks/fsharp/exercises/binary-search-tree/Example.fs
trackler-2.2.1.113 tracks/fsharp/exercises/binary-search-tree/Example.fs
trackler-2.2.1.111 tracks/fsharp/exercises/binary-search-tree/Example.fs
trackler-2.2.1.110 tracks/fsharp/exercises/binary-search-tree/Example.fs
trackler-2.2.1.109 tracks/fsharp/exercises/binary-search-tree/Example.fs
trackler-2.2.1.108 tracks/fsharp/exercises/binary-search-tree/Example.fs
trackler-2.2.1.107 tracks/fsharp/exercises/binary-search-tree/Example.fs
trackler-2.2.1.106 tracks/fsharp/exercises/binary-search-tree/Example.fs