进行香农、费诺和赫夫曼信源编码

对离散信源，如一段中文或者英文文字（txt文件）进行分析，统计信源空间，然后进行编码，存储编码码表；

根据编码码表进行信源译码

-To Shannon, fees Novo Huffman source coding for discrete sources, as a Chinese or English text (txt file) for analysis and statistical information source space, and then encoding, storage, encoding code table　code table according to the letter coding Source Decoding