Normal sudoku rules apply. Along thermometers, digits increase from the bulb end. Digits in cages sum to the number given. Adjacent digits on an orange line have a difference of at least 4. The blue is the water, and has no effect on the puzzle.
Normal sudoku rules apply. Along thermometers, digits increase from the bulb end. Digits in cages sum to the number given. Adjacent digits on an orange line have a difference of at least 4. The blue is the water, and has no effect on the puzzle.