huffman编码是信息论课程设计和数据结构常用的编码，这里给出了4元和6元huffman的源代码-Huffman coding is information theory course design and the data structure of the commonly used code, this gives 4 and 6 yuan Huffman of source code

fano编码是信息论和数据结构常用的编码方式，这里给出了2.3.4进制的费诺编码-Fano coding is information theory and data structure of the commonly used coding method, this gives 2.3.4 into the system of feanor coding