Normal sudoku rules apply. On thermometers, digits increase from the bulb end. Digits linked by a blue thread sum to 6. Digits linked by a purple thread sum to 14. Repeats are allowed on the sum threads.
Normal sudoku rules apply. On thermometers, digits increase from the bulb end. Digits linked by a blue thread sum to 6. Digits linked by a purple thread sum to 14. Repeats are allowed on the sum threads.