Logic Masters Deutschland e.V.

German Whispers: Along green lines, digits differ from their neighbors by at least 5.

Renban Lines: Purple lines contain a non-repeating set of consecutive digits in any order.

Palindrome Lines: Digits along grey lines form palindromes, which read the same forwards and backwards.

Black Dots: If two digits are separated by a black dot, then one digit is double the other. Not all black dots are necessarily given.

White Dots: Digits separated by a white dot are consecutive. Not all white dots are necessarily given.

The digit in the cell with the shaded circle is odd.

The digit in the cell with the shaded square is even.