/*本程序用于词法分析：从DOS界面输入一行的C语句，并以#号结尾(注意必须以这个为结束标志，否则出错），要求输出对应的单词的种类码和该类中的 内码。其中，关键字种类为1，分界符种类为2，算术运算符、关系运算符、常数、标识符分别为3、4、5、6。-/* this procedure uses in the lexical analysis: Inputs a line of C sentence from the DOS contact surface, and take # the numbe

Set of documents describing various compression techniques 1) Arithmetic coding 2) Burrows Wheeler transform 3) DEFLATE, LZW, LZ77, LZ78 algorithms 4) Discrete wavelet transform 5) Run lenght encoding 6) ZIP and PNG file formats

Quasi-cyclic LDPC codes for fast encoding. IEEE article

H.264 context adaptive binary arithmetic encoding

Arithmetic coding differs other forms of entropy encoding- Arithmetic coding differs other forms of entropy encoding