Normal sudoku rules apply. For each line, digits on that line have an equal sum within each box the line passes through. Cells separated by a white dot contain consecutive digits. Cells separated by a black dot contain digits in a 1:2 ratio.
Normal sudoku rules apply. For each line, digits on that line have an equal sum within each box the line passes through. Cells separated by a white dot contain consecutive digits. Cells separated by a black dot contain digits in a 1:2 ratio.