和其它熵编码方法不同的地方在于，其他的熵编码方法通常是把输入的消息分割为符号，然后对每个符号进行编码，而算术编码是直接把整个输入的消息编码为一个数-And other entropy coding method is that different places, other entropy coding method is to input the message is usually divided into symbols, and then encode each symbol, while the arithmetic coding is directly encode the entire input message to a number of