* Add doctests for cross function. Contributes to #9943 * Update sudoku_solver.py --------- Co-authored-by: Maxim Smolskiy <mithridatus@mail.ru>
* Add doctests for cross function. Contributes to #9943 * Update sudoku_solver.py --------- Co-authored-by: Maxim Smolskiy <mithridatus@mail.ru>