Normal sudoku rules apply.
Disjoint groups: cells with the same position within the boxes contain all the numbers 1 to 9.
Cells joined by a white dot must have a difference of 1.
Cells joined by a black dot must be in a 1:2 ratio.
Not all dots are given.
Solution code: Enter Row 8
on 13. July 2024, 03:29 by Fisherman
Very smooth.
Please note: The German version of this page has changed. It is possible that this page does not contain the latest information.