C语言发展如此迅速,  而且成为最受欢迎的语言之一,主要因为它具有强大的功能。许多著名的系统软件,  如PC-DOS,DBASE  Ⅳ都是由C语言编写的。用C语言加上一些汇编语言子程序,  就更能显示C语言的优势了-c language is growing so rapidly, and become the most popular language, mainly because of its powerful features. Many well-known system software, such as PC-DOS, DBASE Ⅳ are written in the C language. C language with some assembly language routines, you can show the advantages of the C language