#include<stdio.h>
int main()
{
    int  a[9];
    int  b;
    int  c;
    int  t;                             //设置中间变量
    printf("为数组赋值：\n");

    //从键盘中数组赋值
    for (b = 0; b < 9; b++)
    {
        printf("a[%d]=", b);
        scanf_s("%d", &a[b]);
    }



    //从小到大排序

    for (b = 1; b < 9; b++)     //外部循环数组下标是0-8
    {
        for (c = 8; c >= b; c--)   //内部数组循环下标是b-9
        {
            if (a[b] < a[b - 1])
            {
                //交换两个数组元素值
                t = a[b - 1];
                a[b - 1] = a[b];
                a[b] = t;
            }
        }
    }
    //输出数组中的元素
    for (b = 0; b < 9; b++)
    {
        printf("%d\t", a[b]);
        if (b == 4);
        {
            printf("\n");
        }
    }



    getchar();
    getchar();
    return 0;
}

    //从小到大排序

    for (b = 0; b < 8; b++)     //外部循环数组下标是0-8
    {
        for (c = b+1; c < 9; c++)   //内部数组循环下标是b-9
        {
            if (a[b] > a[c])
            {
                //交换两个数组元素值
                t = a[b];
                a[b] = a[c];
                a[c] = t;
            }
        }
    }