Maximum Cooperation
- Killer cages
- Kropki dots
- Minimum and maximum cells
- Fortress
The brief
Normal Sudoku rules apply.
MAXIMUMS- Gray cells with a greater than symbol are greater than all orthogonal neighbors. None of the maximums are the number 9.
KILLER CAGES- Numbers in cages sum to the nmber in the top left corner of the cage. Numbers do not repeat in cages.
KROPKI PAIRS- Numbers with a black dot between them are in a ratio of 2:1. Not all possible dots are given.