Normal sudoku rules apply.
Digits separated by a white dot are consecutive.
Digits separated by a black dot are in a 1:2 ratio (one digit is double the other)
SudokuPadSolution code: Column 9: top to bottom
on 14. May 2026, 17:31 by Ragna
Fun puzzle! Thank you. :-)
on 14. May 2026, 08:18 by CortexVortex
i loved the interaction between the black and white kropki dots. it would be interesting to slowly introduce other elements into your puzzles.
on 14. May 2026, 03:44 by Aronana
Nice!
on 13. May 2026, 22:26 by macintux
Quick 'n' smooth, very nice.