Normal sudoku rules apply. The middle dot is the centre of the “galaxy”. The galaxy is 180° rotationally symmetric and orthogonally connected. Digits in cages that are not part of the galaxy sum to the given total (in the cage’s top left corner).
Normal sudoku rules apply. The middle dot is the centre of the “galaxy”. The galaxy is 180° rotationally symmetric and orthogonally connected. Digits in cages that are not part of the galaxy sum to the given total (in the cage’s top left corner).