Basic Sudoku description

Basic Sudoku is a logic-based, combinatorial number-placement puzzle.
The objective is to fill a 9x9 grid with digits so that each column, each row, and each of the nine 3x3 sub-grids that compose the grid contains all of the digits from 1 to 9.

# Features:

- 3 Difficulty Mode(Easy, Medium, Hard)

- Hundreds of levels in Each Mode

- Record your solving level time & Win Count of Each Mode

- selected cell highlight