(1.) Normal 4x4 Sudoku rules apply
(2.) No digit may repeat on a circle of the same color. e.g. R1C1 ≠ R4C2
(3.) Little Killers outside of the grid designate the sum along its diagonal
SudokuPad here, and have fun!
Solution code: Row 3, left-to-right
on 7. October 2025, 19:38 by daakitsu
Short but fun puzzle! Thank you so much for posting!!
on 23. September 2025, 13:20 by SquareCat
Fun min sudoku! Thanks!
on 23. September 2025, 05:48 by macintux
Thank you. I like it, wish there were more “0 star” difficulty puzzles like this.
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