Thanks to Scojo for the inspiration for this puzzle!
Rules:
Normal sudoku rules apply. Place the digits 1 to 9 in each Row, Column, and 3X3 box.
Zipper line: Digits an equal distance from the center of a lavender 'Zipper Line' sum to the digit in the middle of that line.
Solution code: Row 9 digits from left to right.
on 15. December 2023, 19:16 by gdc
Fantastic puzzle! Really nice to have the long lines creating a solid foundation and some turbulence introduced by the shorter ones.
on 3. December 2023, 21:15 by ViKingPrime
I love it when a simple idea is executed so well. Great puzzle!
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Thank you!