Gentle Zipper
By Sudoku·AD
- Zipper sudoku
- 9×9
- Easy
Rules
Normal sudoku rules apply: place 1–9 once in every row, column and 3×3 box.
On a zipper, digits an equal distance from the centre sum to the centre digit.
By Sudoku·AD
Normal sudoku rules apply: place 1–9 once in every row, column and 3×3 box.
On a zipper, digits an equal distance from the centre sum to the centre digit.