Killer Sudoku Helper

Challenge Overview

Write a tool that makes it easier to solve Killer Sudokus

Visit the killer-sudoku-helper exercise on Exercism to read the full instructions and download the exercise files.

Community Solutions

View Community Solutions

The following are the top 3 community solutions by stars:

Solution 1 by @ErikSchierboom (⭐ 0) — View on Exercism
Solution 2 by @dse (⭐ 0) — View on Exercism
Solution 3 by @vkvkv (⭐ 0) — View on Exercism

Source: Exercism fsharp/killer-sudoku-helper

💡 View Solution

module KillerSudokuHelper

module List =
    let rec combinations n l =
        match n, l with
        | 0, _ -> [ [] ]
        | _, [] -> []
        | k, (x :: xs) ->
            List.map ((@) [ x ]) (combinations (k - 1) xs)
            @ combinations k xs