Logic Masters Deutschland e.V.

• Normal sudoku rules apply.
• Digits on an arrow sum to the digit in its circle. (The double head on the arrows is purely decorative.)
• Adjacent digits on a green/yellow line must have a difference of at least 5/4, respectively. (Varying width is purely decorative.)
• Adjacent digits on a red line have different parity.
• Digits joined by a black dot are in a 1:2 ratio. Not all possible dots are given.

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