利用Socket编程制作一个简单的C/S应用。其中，Client端为GUI程序，用于提供界面输入两个数，并有1个“发送”按钮，另外还有一个 TextField用于显示传来的计算结果；Server端用于监听连接请求、计算发送过来的两数的和、送回数据结果。-Socket programming produced using a simple C / S applications. Which side of the GUI Client procedures used to provide input interface number two, and a "send" button, there is another TextField came for the show results; Terminal Server connectivity for wiretapping request, sent over the calculation of the number two and, for the return data results.