Unique Peaks 9
(Published on 29. September 2022, 07:11 by Scruffamudda)
Normal sudoku rules apply.
Each red cell contains a different digit.
Digits in red cells are higher than their four orthogonally connected neighbours.
Digits along the indicated diagonals sum to 9.
CTC app link
f-puzzles link
Solution code: row 7
Solved by StefanSch, kkli, Statistica, SKORP17, coldfrog, OutOfMyMindBRB, Fago, wilsig, kublai, brimmy, AvonD, galgamer, chain.reader, S4K, ManuH, ashwin, PippoForte, LadyShapeShifter, Julianl, Ye Nay Myo Han, zorant, atomvic, morgannamodeaura