Rules:
Clarification: Boundary refers to the 1-cell wide strip on the perimeter of the entire sudoku grid.
Links:
Solution code: Column 5 followed by row 9 (18 digits)
on 7. October 2021, 16:34 by Cyraneo
Enjoyable and quite challenging for me. Thank you HawkAvatar!
on 7. October 2021, 14:24 by HawkAvatar
Added clarification on the definition of boundary.
on 7. October 2021, 14:11 by SKORP17
bitte doch mal "Boundary" klar definieren, sind nur sie 9 Ziffern jeweils in der Mitte der Blöcke gemeint?
on 7. October 2021, 12:15 by Raumplaner
I like the 'friendly knight' concept. Working on a similar idea with a two digits version for the full grid atm.
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