Counting Neighbors Sudoku
(Published on 6. June 2025, 00:27 by Gliperal)
Special thanks to
clover, who knew this ruleset had some serious untapped potential and encouraged me to dig into it.
Normal Sudoku rules apply. Digits in a circle indicate the number of unique digits in the 3x3 surrounding that cell (including the circled digit itself).
Example:
Links to play the example puzzle: Penpa SudokuPad
Solution code: Row 8, Column 9
Last changed on on 11. June 2025, 00:44
Solved by lianarox, tuturitu, SKORP17, Chishiri, steperlich, jmw