说明：  基于Matlab的循环码的编码与译码，内附源码的详细注释及其编译码的过程-Matlab code based on the cycle of encoding and decoding, containing detailed notes and source coding and decoding process
(Matlab cyclic code encoding and decoding, enclosing the source detailed notes of the encoding and decoding process-Matlab code based on The Cycle of encoding and Decoding, containing detailed Notes and source Coding and Decoding Process)