4
(Published on 16. July 2022, 07:27 by Scruffamudda)
Normal sudoku rules apply.
Digits separated by a dot have a difference of 4.
All possible dots indicating a difference of 4 are given.
Digits along the two grey thermometers must increase from the bulb to the tip where the tip must be determined by the solver.
Solution code: column 9
Solved by Bjd, jalebc, henter, SirWoezel, SKORP17, PippoForte, ___, mos, Jlrice2, zorant, djorr, LadyRuatha, Ragna, flaemmchen, AvonD, Nickyo, SSG, karen_birgitta, Mikemerin, morgannamodeaura, bolado
