说明：  C语言生成的代码在执行效率上比其它高级语言都高.现在让我们来看看C语言生成的代码具体是什么样子的.当你看完本文对于C语言的了解一定会更深一步了.
(the runtime efficiency of c codes are higher than any other high level languages. Now let s see how the codes produced by c language are like. After finishing reading this article your understanding of c language will be deeper)