The Copycat Killer Sudoku uses standard Sudoku rules and sum constraints:
In each row and each column with two colored cells, the sum of the two corresponding digits equals the sum of the digits between them.
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Explanation:
Solution code: Row 8
on 5. March 2023, 17:24 by Ragna
Das hat viel Spaß gemacht! Dankeschön. :-))