Solution code: Column 1 (top to bottom) - 9 digits, no spaces
on 12. September 2025, 12:56 by Asparagus
Phew!
My clock says 296 minutes, which is more indicative of the number of false starts than how long it took when I worked out the break-in.
Solving this cleanly was worth the effort - an ingenious and brilliant puzzle!
Thanks starwarigami for creating this masterpiece, and Lizzie for advertising it!
on 27. November 2024, 11:11 by Lizzy01
Much nicer puzzle now that it actually works!
on 26. November 2024, 21:30 by starwarigami
Update puzzle link
on 17. November 2024, 12:58 by Bootenks
Ingenious puzzle with lots of nice conclusions.
Once I had digested the implications of the rules, the solution was no longer too difficult.
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