XV
Solve online in F-Puzzles (thx Nick Smirnov!)
Here is another Sudoku XV
Place the digits from 1 tot 9 in every row, column and 3x3-block. All horizontally and vertically neighboring digits with the sum 10 are marked with X, all horizontally and vertically neighboring digits with the sum 5 are marked with V.
Solution code: Row 4, followed by row 6.
on 11. December 2023, 08:07 by cascadeshiker
Very nice puzzle. For me about 2.5 stars. Thanks for an entertaining hour.
on 21. October 2023, 21:31 by snuuba
Maybe I got lucky, but it felt like two stars for me. Anyway very nice puzzle, thanks for sharing.
CTC link: https://tinyurl.com/3uuxp8
on 14. July 2022, 09:40 by Richard
Added link and tag for online solving. Thx Nick!
on 11. December 2020, 18:58 by RJ72
Pretty difficult, took 2 brains to solve (dad & junior)
on 2. December 2020, 00:09 by Nick Smirnov
F-puzzles:
https://f-puzzles.com/?id=y5a87koe
on 12. May 2018, 19:58 by Richard
:-)
on 31. October 2016, 09:39 by ohm0123
It's very hard. But it's very nice. Cool. Thanks Richard.
on 16. November 2014, 03:03 by skypper
Sehr schönes Sudoko, danke
on 30. October 2014, 20:03 by HaSe
Ein wunderbares Exemplar eines XV-Sudokus. Großartig, weil so minimalistisch. Wegen solcher Perlen liebe ich Deine Rätsel so sehr, Richard.
on 30. October 2014, 12:34 by Eisbär
This was hard... :-)
on 30. October 2014, 08:08 by Statistica
Clevere Konstruktion!