Normal sudoku rules apply. Every grey line that connects two cells shows a prime number, read from left-to-right, top-to-bottom or bottom-left-to-top-right.
If you prefer to play directly in sudokupad then click below.
Normal sudoku rules apply. Every grey line that connects two cells shows a prime number, read from left-to-right, top-to-bottom or bottom-left-to-top-right.
If you prefer to play directly in sudokupad then click below.