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Normal sudoku rules apply. Adjacent digits along grey lines must be in a 1:2 ratio. Adjacent digits along blue lines must be in a 1:3 ratio. All blue lines are given.
Solution code: rows 1 and 7
on 23. August 2022, 16:37 by SKORP17
@kierownik : Yes it is a negative constraint
on 23. August 2022, 14:51 by kierownik
wich lines are blue? Or is that a negative constraint?