The technological storage or entry which is made use of solely for statistical purposes. The specialized storage or obtain that is used solely for nameless statistical needs. Grid Structure: The puzzle is made up of a 9x9 grid, and this grid is even more divided into 3x3 subgrids or areas. https://sudokuhardcentral88776.tusblogos.com/39737060/the-2-minute-rule-for-sudoku-central