Solution code: Column 4, Column 6 (top to bottom, no spaces)
on 25. August 2021, 20:36 by Mathaccit
Very elegant puzzle. Enjoyable solve
on 25. August 2021, 16:15 by OutOfMyMindBRB
This is a masterpiece!
Brutally hard, but absolutely brilliant and beautiful. Well worth the (too long) time spent on it :-)
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