1-9 must be placed in each row, column and marked region. Purple lines contain a set of non-repeating consecutive numbers in any order. Along the thermometer, digits must increase from the bulb end. Digits along an arrow sum to the circled digit.
1-9 must be placed in each row, column and marked region. Purple lines contain a set of non-repeating consecutive numbers in any order. Along the thermometer, digits must increase from the bulb end. Digits along an arrow sum to the circled digit.