Normal Sudoku rules apply. Digits placed along an arrow must sum to the number in the corresponding circle. If the sum is multiple digits, the digits are read left to right as a two-digit total. Digits can repeat along an arrow.
Normal Sudoku rules apply. Digits placed along an arrow must sum to the number in the corresponding circle. If the sum is multiple digits, the digits are read left to right as a two-digit total. Digits can repeat along an arrow.