Spiral Sudoku

Rules

  • Basic Sudoku rules applied.
  • Thermometer Sudoku
    • Digits must increase along thermometers, bulb contains the smallest digit.
  • Killer Sudoku
    • Digits in a killer cage must sum to the number in top left corner.
  • Little Killer Sudoku
    • Digits along the indicated diagonal must sum to the given number.
    • Digits can repeat along the diagonal.

Links

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