Logic Masters Deutschland e.V.

Hidden Fastenations

(Published on 15. September 2024, 11:00 by ndsurgenor)

  • Normal sudoku rules apply
  • 'Zipper lines' must be added to the grid so that all purple circles indicate the exact midpoint of such lines; digits on a line equidistant from the circle sum to the digit contained within it.
  • Any individual line must move orthogonally between cells, must not touch/cross another line nor itself, and must not be fully contained within a single column, row, or 3x3 box
  • Cells separated by a 'button' (grey kropki dot) must either contain consecutive digits and/or digits in an exact ratio of 1:2

Solution code: Row 2 and Row 8 (18 digits)

Last changed on -

Solved by SKORP17, cybers, Calesch, xenicat
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Comments

Last changed on 16. September 2024, 01:31

on 16. September 2024, 00:42 by cybers
This was super neat - not only the zipper-building, but how their nature as zippers impacted that, etc. I adored the way the buttons came into their own, too. And there were definitely some 4* deductions in there :) fantastic puzzle, thanks!

REPLY: very kind words indeed! glad you enjoyed it so much - nds

Difficulty:3
Rating:N/A
Solved:4 times
Observed:0 times
ID:000JTO

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