Normal sudoku rules apply.
Each red cell contains a different digit.
Digits in red cells are higher than their four orthogonally connected neighbours.
Digits in cages sum to 6.
Solution code: row 6
on 29. August 2024, 13:24 by mezkur7
Sudokupad(w/sol): https://sudokupad.app/o87gom2nly
on 5. September 2022, 14:49 by Snookerfan
Love this constraint, thank you!
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