6.1 循环控制指令 6.2 单循环结构程序设计 6.3 多重循环结构程序设计 -6.1 loop control instructions of 6.2 single cycle structure program design 6.3 multi-loop structure of the program design

包含三个程序，两个是关于冒牌排序和多重循环的算法研究，另一个是实现在terminal中显示字符的程序，即实现c语言中的库函数printf-It contains three programs, two of which are on counterfeit sorting algorithm and multi-loop, and the other is to achieve terminal to display characters in the program, namely, the