Introduction - If you have any usage issues, please Google them yourself
1 In the telegram send and receive data communications, and often need to send the text into a string of binary characters consisting of 0,1 to transfer. In order to increase the speed of the transceiver, it is required to encode the message as short as possible. Moreover, you should ensure that any character encoding is not a prefix of another character encoding, this encoding is called prefix code.
2.Huffman tree can be used to construct the encoding and decoding of unequal length does not produce ambiguous coding.