Digits may not repeat on the marked diagonal.
Zipper Lines
Digits an equal distance from the centre of a lavender line sum to the central digit of that line.
Link:
SudokuPad
Solution code: row 8
on 26. February 2025, 23:30 by waffles_the_dog
Super nice break in, broke it the first time because I forgot some basic arithmetic, but once I realized my error it flowed really nicely :D
on 23. February 2025, 19:55 by Florian Wortmann
From both of us, thanks everyone for the kind comments!
on 23. February 2025, 19:11 by skuntsel
Amazing puzzle with quite interesting logics embodied into it. Negative diagonal makes wonders and almost fills itself in and after a few deduction the puzzle nicely unfolds. I also liked the arithmetic exercises implemented herein to wake up your brain. Just take into account all of the zipper variants and you are fine. Thanks, ICHTUES and Florian, you’re forming a great combo together!
on 22. February 2025, 20:39 by damo_89
That break in is ridiculous (in a good way)
on 22. February 2025, 20:36 by giladooshlon
Very nice, but honestly felt easier than some 2* puzzles here.
on 22. February 2025, 19:30 by wuc
Agree: the break in is awesome. Very smooth all after. Great fun thx.
on 22. February 2025, 16:17 by Visumation
Beautiful puzzle. Really enjoyed how the zippers interacted with the diagonal. Thanks a lot for sharing this gem.
on 22. February 2025, 15:37 by Snookerfan
Great puzzle! Thank you
on 22. February 2025, 15:30 by GeorgeTheToad2
Over an hour of beautiful deductions and a very pleasant solve. Thanks both.
on 22. February 2025, 14:57 by rameshsrivats
Beautiful puzzle with intricate deductions
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