Introduction - If you have any usage issues, please Google them yourself
Write a Sudoku game with graphical interface provides the following functions: 1) generate Sudoku: Sudoku can set the difficulty of the three known figures such as the difficulty of three said that each small 3 x 3 matrix difficulty of 4 four known figures in each small 3 x 3 matrix. As many a difficulty Sudoku, each can generate a topic. 2) in each cell can directly fill in the data, or a drop-down list lets the user select the number 1-9. Known figures in the game can not be edited. 3) After filling out the figures, provide a button to check the number of filled in correctly, pop-up dialog box to indicate whether an answer is correct.