Normal sudoku rules apply. Along a thermometer, digits must increase from the bulb end. Digits along an arrow must sum to the digit in that arrow's circle. Cells separated by a (single) king's move in chess cannot contain the same digit.
Normal sudoku rules apply. Along a thermometer, digits must increase from the bulb end. Digits along an arrow must sum to the digit in that arrow's circle. Cells separated by a (single) king's move in chess cannot contain the same digit.