这个程序是用java实现的客户端与服务器端的即时通信，它为人们的交流带来了方便。-It was described using java.The program helps you to chat with others at any time as soon as pisible

实现读取TXT文本文件，并统计文本中出现的单词的词频，并讲输出结果存入到另外一个文本文件中。- Achieve read TXT text files, and word frequency statistics appear in the text, and talk to the other output is stored in a text file.