实现数据的压缩，演示Huffman二叉树的应用。虽然压缩效果不如rar等，但是作为一种算法，具有可借鉴的价值。-data compression, presentations Huffman binary tree applications. Although not rar compression, but as an algorithm that can draw is the value.

G711 defines two main compression algorithms, the µ -law algorithm (used in North America & Japan) and A-law algorithm (used in Europe and the rest of the world). The code provide codec in C files for linux-G711 defines two main compression algor

7zip是压缩率相当高的压缩算法，文档中对7zip的实现的 C程序-7zip compression rate is very high compression algorithm, a document on the implementation of the C program 7zip

文件中给出了 gzip主要压缩算法 实现包括 gzip zip deflate 等程序-Document given gzip compression algorithm mainly includes programs such as gzip zip deflate