#include<stdio.h>
#include<windows.h>
int main()
{
char ch[] = " ";
char a[] = "1234567890";
int i = 0, j = 9;
while (i <= j)
{
ch[i] = a[i];
ch[j] = a[j];
printf("%s\n", ch);
Sleep(2000);
i++;
j--;
}
system("pause");
return 0;
}原文：http://lzd1995.blog.51cto.com/10973198/1722629