Logic Masters Deutschland e.V.

Blind Spot

Rules:

Normal sudoku rules apply

German Whisper: Adjacent digits along a green line have a difference of at least 5.

Parity Line: Along the red line, every pair of consecutive cells on the line must contain one odd digit and one even digit.

Region Sum Line: Box borders divide a blue line into segments which have the same sum. Different lines may have different sums.

Renban: Digits along a purple line form a set of consecutive digits in any order.

Nabner: Digits along a yellow line cannot repeat and form a set of non consecutive digits in any order.

Invisible Palindrome: A hidden 4-cell palindrome begins at the gray dot and extends through adjacent cells (orthogonally or diagonally).

Palindrome: Digits along a gray line read the same in both directions and must have exactly two endpoints.

Squares: Digits in red squares are false skyscraper clues, while digits in green squares are true skyscraper clues.

Skyscrapers: Digits outside the grid give the number of digits in that row/column that are larger than all digits between itself and the clue.

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Happy solving!