Social Distance Sudoku
Inspiration for this type comes from Old Miles.
Solve online in F-Puzzles (Thanks to fuxia!)
Apply classic sudoku rules.
A digit in a cell with a circle has a maximum difference of 3 with the digits in all horizontally or vertically adjacent cells. All possible circles are given.
or Penpa+. (Thanks to Henry!)
Solution code: Row 7, followed by column 2.
on 1. September 2021, 01:23 by uvo_mod
Label "Online Solving Tool" ergänzt.
on 13. May 2021, 17:34 by Mody
Tolle Variante, hat großen Spaß gemacht
on 12. May 2021, 16:43 by henrypijames
The negative constraint almost more powerful than the positive one here.
on 12. May 2021, 12:20 by marcmees
not too hard, but concentration needed. Had fun. thanks.
on 12. May 2021, 07:47 by Richard
Added links for online solving.
Thanks to fuxia and Henry! (Again!)
on 12. May 2021, 06:26 by henrypijames
Penpa+: https://git.io/JsU4f
on 12. May 2021, 04:02 by wrightbr3
interesting puzzle, thanks!
on 12. May 2021, 00:25 by fuxia
F-Puzzles: https://f-puzzles.com/?id=ye2zkwwm