Introduction - If you have any usage issues, please Google them yourself
A Sudoku source code written in JAVA swing
Which has a very good algorithm
Encoding: UTF-8
Main class: sodoku.Main
Package containing eclipse and netbeans project file
Start: Click "Sudoku small icon on the toolbar can start a Bureau of random Sudoku, the edge of the drop-down box indicates the difficulty of Sudoku. Solving steps to the right, the darker the color the more complex way of thinking of the algorithm.