The usual sudoku rules apply. An area surrounded by a dashed line is called a cage. A number in the upper left corner of a cage indicates the sum of the digits within the cage. Digits may not repeat within a cage.
The usual sudoku rules apply. An area surrounded by a dashed line is called a cage. A number in the upper left corner of a cage indicates the sum of the digits within the cage. Digits may not repeat within a cage.