Solution code: Column 5 followed by Column 9. No spaces
on 4. September 2026, 03:05 by Leaving Leaves
I can't open the link so I made another myself
https://sudokupad.app/mr281f3ljd
on 2. November 2023, 00:36 by geberna
First experience solving without matching the solution code. Fortunately a simple flip of 1-4 pairs.
on 30. October 2023, 21:33 by asp1310
If there is a 1-2 in orthogonal cells, is this always black, or can it be white or black?
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