聊天室编程，首先打开服务器代码并编译，然后再打开多个客户端就可以聊天了。（在一台机器上已经实现）
-chat rooms programming, the first to open the server code and compile, then open multiple client can talk to. (In a machine achieved)
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客户端服务器编程 TALK RELEASE CHATSERVER RES CHATCLIENT TALK RES
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