A prototype C language ALGOL 60 language. (Also known as the A language)
　　In 1963, the University of Cambridge will be developed into ALGOL 60 language CPL (Combined Programming Language) language.
　　In 1967, the University of Cambridge Matin Richards on the CPL language has been simplified, so have the BCPL language.
　　In 1970, the United States Ken Thompson of Bell Labs will BCPL was amended and it has an interesting name "B language." CPL language meaning is boiled dry, and ex