Normal sudoku rules apply, Cells separated by a V or X must add up to 5 or 10 respectively. They are not all marked. Thermometers must increase in value from the bulb. Numbers along an indicated diagonal must sum to the given number.
Solution code: Enter digits only from rows 1 and 9
on 24. December 2022, 14:06 by chain.reader
lovely
on 10. January 2022, 08:39 by gbrljt
Nice and quick puzzle with fun deductions. Recommend!
on 10. January 2022, 05:43 by cdwg2000
Difficulty:2~2.5
on 10. January 2022, 04:23 by ScatterBrain
Nice logic progression. Thanks!