Logic Masters Deutschland e.V.

Normal Sudoku rules apply.

Dutch whispers - Along an orange line, two adjacent digits must have a difference of at least 4.

German whispers - Along a green line, two adjacent digits must have a difference of at least 5.

Little killer - Clues outside the grid (with diagonal arrows) give the sum of the digits along the indicated diagonal.

Digits along the blue diagonal line do not repeat.

Sudoku Pad Link