说明：  分别编写一个程序实现三种基本排序运算, 1 编写一个程序实现直接插入排序过程,并输出 9,8,7,6,5,4,3,2,1,0 的
(Write a program to realize three basic sort operations, 1 write a program to realize the direct insertion sorting process, and output 9 / 8 / 7 / 6 / 5 / 4 / 3 / 3 / 2 / 1 / 0.)