Logic Masters Deutschland e.V.

Play the puzzle on sudokupad

Play the puzzle on f-puzzles

Normal sudoku rules apply

Yellow line: Each digit n on the line appears n positions away from at least one other digit n on the line. For example, a 3 on the line indicates that at least one other 3 occurs 3 positions away on the line:

Kropki dots: Digits separated by a white dot are consective. Digits separated by a black dot have a ratio of 1:2. Not all dots are necessarily given.

Digits separated by an 'X' sum to 10.