Normal sudoku rules apply. Digits separated by a white dot are consecutive. A black dot sits between two digits where one is double the other. Not all dots are necessarily given. Inequality signs between two cells point towards the smaller digit.
Normal sudoku rules apply. Digits separated by a white dot are consecutive. A black dot sits between two digits where one is double the other. Not all dots are necessarily given. Inequality signs between two cells point towards the smaller digit.