Logic Masters Deutschland e.V.

-Normal sudoku rules apply.

-One color of circles is X (Cells separated by an X must sum to 10).

-One color of circles is V (Cells separated by a V must sum to 5).

-One color of circles is white dot (Cells separated by a white dot must contain consecutive digits).

-One color of circles is black dot (Cells separated by a black dot must contain digits with a ratio of 2:1).

-Not all circles are necessarily given.

F-Puzzles

CTC

Color-blind friendly version:

F-Puzzles

CTC