我们可以使用QQ和好友进行交流，信息和自定义图片或相片即时发送和接收-We can use qq and friends to exchange information and self-definition pictures or photos to send and receive real-time

7z9.20版本最新源码，经过测试目前压缩率最高，速度最快，（比目前RAR压缩率高，特别是图片压缩率，没有任何压缩软件能比拟）现在分别集合了vc,C#,JAVA,ASM多种语言的源码，发布给大家！供方便大家学习参考！-7z9.20 version of the latest source code, tested and currently the highest compression rate, the fastest, (RAR compression than the current r

java版实现lzw编码压缩，支持对文本文件和图片进行压缩处理。-java version lzw coding to achieve compression, support for text files, and image compression.