Normal sudoku rules apply.
Each red cell contains a different digit.
Digits in red cells are higher than their four orthogonally connected neighbours.
Digits connected by a black dot are in a ratio of 1:3.
All possible dots showing a 1:3 ratio are given.
Solution code: row 6
on 14. August 2022, 16:21 by emwmasu
Great fun and not too hard. A very nice puzzle!
on 13. August 2022, 06:17 by Big Tiger
A delightful challenge for my skill level (average)
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