Normal sudoku rules apply. Cages show either the sum or product of their digits, which include no repeats. So a 2-cell 16-cage could contain 7 & 9 (7+9) or 2 & 8 (2x8).
Normal sudoku rules apply. Cages show either the sum or product of their digits, which include no repeats. So a 2-cell 16-cage could contain 7 & 9 (7+9) or 2 & 8 (2x8).