Logic Masters Deutschland e.V.

Normal sudoku rules apply.

Killer

Digits in a cage sum to the number indicated on the top left of the cage.

Thermo

Digits along a thermometer must increase from the bulb to the end.

Quadruple

Digits in a circle must appear in any of the four cells connected to it.

Arrow

Digits along an arrow must sum to that arrow's circle.

Lines

Adjacent digits on the green line must differ by at least 5. Adjacent digits on the purple line must form a consecutive sequence, in any order.

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