Normal sudoku rules apply. In cages, digits must sum to the small clue in the top left corner of the cage (if given). Digits cannot repeat within cages. Digits along arrows must sum to the digit in that arrow's circle.
Normal sudoku rules apply. In cages, digits must sum to the small clue in the top left corner of the cage (if given). Digits cannot repeat within cages. Digits along arrows must sum to the digit in that arrow's circle.