C语言是目前世界上流行、使用最广泛的高级程序设计语言。C语言对操作系统和系统使用程序以及需要对硬件进行操作的场合，用C语言明显优于其它高级语言，许多大型应用软件都是用C语言编写的-C language is the world' s popular, the most widely used advanced programming language. C language of the operating system and system hardware to use the pro