Multiplarrows Sudoku
Inspiration for this type comes from purpl.
Starwarigami has made also a sudoku with this constraint; it is a tough, but very nice one as well. You can find it here.
Solve online in F-Puzzles or CtC-app (thx Nick Smirnov!)
Apply classic sudoku rules.
The sum of the digits on a line between two circles is equal to the multiplication of both digits in the circles. In each calculation, digits may be repeated.
Solution code: Row 8, followed by column 8.
on 5. September 2022, 13:23 by Rollo
Puh, das war 'n Brett! Sehr schön.
on 29. August 2022, 06:27 by Hecspeed
Nicely constructed and very satisfactory to solve. Loved the deductions. Thanks!
on 24. August 2022, 16:36 by purpl
Thank you so much for creating something with this variant, I lvoed solving it! I really love the variant even if it has its quirks. I live streamed my solve in case you are curious: https://youtu.be/E-PsNScM5SA?t=213
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Reply: Thank you so much for the live solve. It was very fun to watch, including all the chatting! You have given yourself a bit of a hard time here and there, because you solved it in a different order than my intended path, but in the end you have taken all the steps to get there in a reasonable time. Well done!
on 14. August 2022, 08:57 by Richard
Added link to another puzzle with this constraint. Recommended!
on 12. August 2022, 15:12 by philb
Another lovely puzzle, thanks! Probably about 2.5 difficulty I'd say.
on 10. August 2022, 21:37 by washyleopard
It defies imagination that you are at almost 400 unique sudoku variants. With a new one every week, the only thing more consistent than your release schedule is the superb quality of these puzzles. Outstanding.
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Reply: Wow! that is a cool compliment!
But you are right; almost 400 is quite an achievement. I hope to continue for a while, I am curious myself when it will come to an end...
on 10. August 2022, 12:05 by marcmees
nice one. thanks.
on 10. August 2022, 09:09 by Richard
Added links and tag for online solving. Thx once more Nick!
on 10. August 2022, 07:50 by Dermerlin
I enjoyed this one very much. Thx for posting.
on 10. August 2022, 07:27 by Playmaker6174
There are plenty of unusual logic in this one (probably because of arithmetic shenanigans), but I found the overall path very satisfying once I successfully unfolded the clues one by one :)
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Thanks Playmaker6174!
After having solved purpl's puzzle, I had plenty of ideas of steps for this one, including indeed a few steps containing some unusual logic. I am happy about how it all turned out! :-)
on 10. August 2022, 02:13 by Nick Smirnov
F-Puzzles:
https://f-puzzles.com/?id=2n2se7jh
CtC-app:
https://tinyurl.com/48vdp23f