数独游戏，有美观的界面，需要先运行SudokuServer再运行SudokuClient。功能restart（两个restart分别是对话框设定和随机）、hint（提示答案）、任意JComboBox填数字都可以两人同步。Check、help只对点击的一方才有效。目前的设定是Cat是server，Dog是client。-Sudoku, beautiful interface, you need to to to run SudokuServer run SudokuClient. Function restart (two restart dialog box set and random), hint (prompt answer), arbitrary the JComboBox fill digital synchronization are the two. Check, help is only the click of a just. The current setting is Cat server, Dog is the client.