Normal sudoku rules apply. The 3x3 box borders divide blue lines into segments. The digits on each segment of the same line must sum to the same total. eg r4c9 + r5c9 + r6c9 = r7c8 + r7c9. Digits in cells joined by a yellow dot are not consecutive.
Normal sudoku rules apply. The 3x3 box borders divide blue lines into segments. The digits on each segment of the same line must sum to the same total. eg r4c9 + r5c9 + r6c9 = r7c8 + r7c9. Digits in cells joined by a yellow dot are not consecutive.