使用huffman 编码 对文本进行压缩与解压同时生成压缩后的文件-Encoded using huffman compression and decompression of the text at the same time generate the compressed file

通过matlab实现文本文档的压缩与解压缩，该程序可以完全实现功能-Through the matlab text document compression and unzip, this program can be fully realized function