Killer Sudoku
Killer Sudoku combines classic Sudoku rules with cage arithmetic. Fill each row, column, and 3x3 box with 1-9 exactly once, while every outlined cage must reach the target sum without repeating digits.
Killer Sudoku combines classic Sudoku rules with cage arithmetic. Fill each row, column, and 3x3 box with 1-9 exactly once, while every outlined cage must reach the target sum without repeating digits.