The digits on an arrow must sum to the digit in the circled cell.
On thermometers, digits must increase from the bulb end.
The clues outside the grid indicate the sums of the digits on the diagonals.
This is my first sudoku. I was inspired by Clover's setting video, big thanks to her!
F-Puzzles link - Link to solve the sudoku online.
Solution code: Row 6
on 24. October 2021, 12:19 by uvo_mod
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