"Forbidden Ten"
Normal sudoku rules apply: place the digits 1-9 once each in each row, column and 3x3 box.
No pair of adjacent digits may sum to 10.
Sudokupad link: https://sudokupad.app/j04ndjmdb6
Solution code: Row 9
yesterday, 17:02 by Chenyekai
我这种新手都能解出,题目很有趣
yesterday, 15:04 by Ragna
Fun puzzle! Harder than I first thought. Thank you. :-)
on 24. May 2026, 17:22 by Qodec
Very nice!
on 24. May 2026, 17:14 by gwai77
Nice puzzle!
on 24. May 2026, 16:53 by keesh
I would give it a 10/10, but unfortunately that is forbidden
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Reply: ha ha, thank you! Thanks to everyone for the kind comments :)
-SJ
on 24. May 2026, 16:53 by Dr Logic
nice!