编写高效简洁的C 语言代码，是许多软件工程师追求的目标。本文就工作中的一些体会和经验做相关的阐述，不对的地方请各位指教。-Write efficient compact C language code, is the target of many software engineers. In this paper, some of the work experience and experience to do related elaboration, wrong place please a