Hierarchy
Rules:
Normal Sudoku rules apply.
Digits must not repeat on the marked main diagonals.
On thermometers, digits must strictly increase from the bulb end.
Digits on an arrow must sum to the number in its circle.
Digits are allowed to repeat on such arrows.
Digits in cells separated by a V sum to 5. Not all such V's are given.
Try it on the CTC app or on f-puzzles.
Puzzle:
Solution code: Row 9 (left to right) and column 9 (top to bottom); 18 digits, no spaces.
on 21. July 2023, 11:37 by Nemefish
Very elegant and lovely design. Very thoroughly enjoyed it.
on 19. June 2023, 04:18 by Elliott810
Brilliant puzzle, beautiful concept! Thanks:)
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