Sudoku 9×9 Medium — Set 15By skyseed_admin / April 9, 2026 medium 9×9 Set 15 Complete the sudoku grid (6x6): each row, column, and box must contain each digit exactly once. Grid: [_ _ _ _ | _ 1 3 2 | _ 4 2 _ | _ 2 1 4] Check Answers Reveal Solution Reset