Normal sudoku rules apply.
Numbers in circles show the difference between the pair of adjoining digits.
No negative constraints apply.
Solution code: Row 8
on 1. October 2021, 18:21 by sPaulding
Agree with the others. Not too hard once you think through the logic, but very smooth and satisfying.
on 1. October 2021, 11:36 by Wonderment
Fun puzzle. I feel this should be just 1-star difficulty. There was one deduction in the middle that was slightly tricky, but apart from that it was very straightforward.
on 1. October 2021, 10:21 by Noggin
Very nice TY
on 1. October 2021, 09:11 by mchllbrt
Easy start, found the middle a bit tricky, then a nice finish. Very satisfying.
on 1. October 2021, 09:04 by apendleton
Not difficult, but extremely satisfying!
on 1. October 2021, 07:30 by KyleBaran
Found it pretty approachable, and with good logic