Logic Masters Deutschland e.V.

Normal sudoku rules apply.

If the digit N appears in any of the four cells adjacent to a circle then it appears exactly N times adjacent to a circle across the grid.

Box borders divide blue lines into regions of equal sums.

Adjacent digits on red lines alternate between odd and even.

Adjacent digits on green lines differ by at least 5.

Digits on a pink line form a consecutive set in any order.

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