Sudoku game is a classic number filling game, designed to exercise players' logical thinking and mathematical ability. The rules of the game are simple. Players need to fill in the numbers in the 9x9 grid so that the numbers in each row, each column and each 3x3 box are not repeated. Sudoku games have different difficulty levels, from beginner to advanced, and each level has different puzzles for players to solve. The game interface is simple and clear, and the operation is simple and easy to use, suitable for players of all ages. Sudoku also provides hints and undo functions to make it easier for players to solve puzzles. Challenge your limits, solve Sudoku puzzles of different difficulty, and become a Sudoku master!