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.
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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.