Use these vals as a playground to view and fork Matrix API examples and templates on Val Town. Run any example below or find templates that can be used as a pre-built solution.
Exact Cover sudoku Solver Solves Sudoku puzzles via dancing-links. Pass in a 9x9 Sudoku puzzle array (of arrays) with 0's for empty slots. Returns a solved puzzle or null if the puzzle can't be solved. Example example_val