Normal sudoku rules apply. Thermometers act like accelerometers: the difference between two consecutive digits on a thermo must increase from the bulb end (e.g. 1-2-4-9 is a valid thermo but 1-2-3-9 is not).
Normal sudoku rules apply. Thermometers act like accelerometers: the difference between two consecutive digits on a thermo must increase from the bulb end (e.g. 1-2-4-9 is a valid thermo but 1-2-3-9 is not).