说明：  数据结构课程设计,利用Hash技术统计C源程序中关键字。本程序主要分为两个模块，一是用Hash表存储c语言中32个关键字，再扫描c源程序取出每个单词，利用Hash查找技术统计该程序中的关键字出现的频度；二是用顺序表存储c语言中的关键字，把c源程序取出每个单词利用二分查找技术统计该程序中的关键字的出现频度。
(Data structure the curriculum design, the use of Hash technical statistics C source in the keyword. This procedure can be divided into two modules, one with the Hash table to store c language, 32 keywords, and then scan c source code out each word, using Hash technical statistics to find the program appears in the keyword frequency 2 is to use the order of the table is stored c language keywords to c source code out of each word to use binary search technology statistics of the program appears in the keyword frequency.)