Logic Masters Deutschland e.V.

Normal sudoku rules apply.

Digits in a circle appear at least once in the 4 surrounding cells

Every cage have an circle in top/left corner and the total of the 4 surronding cell of that circle is that cage's total

In other words, cage total is equal to attached circle total if the circle have all 4 surronding cells counted

Digits can not repeat within a cage

Link to sudokupad

Link to f-puzzle

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Bless you!

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