All Your Base

Challenge Overview

Convert a number, represented as a sequence of digits in one base, to any other base.

Visit the all-your-base exercise on Exercism to read the full instructions and download the exercise files.

Community Solutions

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The following are the top 3 community solutions by stars:

Solution 1 by @DominicChiampi (⭐ 0) — View on Exercism
Solution 2 by @Teilzeitdenker (⭐ 0) — View on Exercism
Solution 3 by @justanotheratom (⭐ 0) — View on Exercism

Source: Exercism fsharp/all-your-base

💡 View Solution

module AllYourBase

let toBase10 digits inputBase =
    let sum, _ = Seq.foldBack (fun digit (sum, index) ->
            let summand = digit * (pown inputBase index)
            (sum + summand, index + 1)) digits (0, 0)
    sum

let fromBase10 num outputBase =
    let rec convert num state =