用C语言实现数据结构的几种常用结构，还包括关键路径的程序。-C language data structures Several structures, including Critical Path procedures.

折半查找算法，一种实现查找数字或字符串的算法。-Binary search algorithm, an implementation of the algorithm to find numbers or strings.

此代码能实现钟表的运行，时间与系统时间一致，并且出现时针分针秒针-This code can be run timepiece, time consistent with the system time, hour and minute hands and the second hand occurs