You could decide to use pencil notes or not. In any event is okay – select whichever feels a lot more fulfilling for you. Make sure you Take note that fixing Hard Sudoku without having pencil notes can be done but extremely complicated. More strategies In the print dialog, Ensure https://sudoku-hard---hard-sudoku93592.blogtov.com/7035661/what-does-sudoku-hard-hard-sudoku-mean