In Kakuro (also known as Cross Sums), no digits can be repeated in each sum. For example, 16 for two boxes must be 9 and 7 (or 7 and 9) and cannot be 8 and 8.
In Kakuro (also known as Cross Sums), no digits can be repeated in each sum. For example, 16 for two boxes must be 9 and 7 (or 7 and 9) and cannot be 8 and 8.