Sudoku PE

Sudoku is a classic single player digital puzzle game, which is one of the most popular games in the world. This is a classic brain game that is suitable for everyone. No calculation is needed. Just logic and good strategies.
The rule is simple: fill in all the 81 spaces of 9 * 9 with the correct numbers. At the beginning of the game, we will give some known numbers and problem-solving conditions in the 81 spaces, you need to use logic and reasoning to fill in the numbers of 1-9 in other spaces. Make 1-9 each number appear only once in each row, column
Over 1000 levels is waiting for you. Let's play!