Logic Masters Deutschland e.V.

Rule set:

• Normal sudoku rules apply.
• Digits along lines must form a set of non-repeating consecutive digits, in any order.
• Neighbouring digits along lines must differ by at least half the line's length, rounded down. That is : no restriction for lines of length 2 or 3, difference of at least 2 for lines of length 4 or 5, difference of at least 3 for lines of length 6 or 7, difference of at least 4 for lines of length 8 or 9.
• Quads : digits in circles must appear in the 4 surrounding cells.
• Digits joined by a black dot must have the 1:2 ratio.

Play online using CTC App or F-Puzzles