Normal sudoku rules apply. Cells joined by black dots have a ratio of 1: 2. Not all possible dots are shown. Identical digits cannot be a chess knightâs move apart. Neighbouring digits along the orange line have a difference of at least four.
Normal sudoku rules apply. Cells joined by black dots have a ratio of 1: 2. Not all possible dots are shown. Identical digits cannot be a chess knightâs move apart. Neighbouring digits along the orange line have a difference of at least four.