Quadruples
- Quadruples
The brief
Normal 6x6 sudoku rules apply. Digits inside a circle must appear in the connected 2x2 of cells, digits that appear twice must repeat if shown a circle.
by Chip Sounder · Difficulty 1 of 5 by Chip Sounder
Normal 6x6 sudoku rules apply. Digits inside a circle must appear in the connected 2x2 of cells, digits that appear twice must repeat if shown a circle.