排序

        
//第一种：
#include <stdio.h>
int main2(int argc, char const *argv[])
{   
    const int max=8;
    int as[max]={2,56556,2232,2,
        6,7,1,8};
    int as1;
    for (int i = 0; i < max/2; ++i)
    {
        as1=as[i];
        as[i]=as[max-1-i];
        as[max-1-i]=as1;
    }
    for (int i = 0; i < max; ++i)
    {
        printf("%d\n",as[i] );
    }
    return 0;
}       



//第二种：
#include <stdio.h>
int main3(int argc, char const *argv[])
{   
    const int max=9;
    int as[max]={3,56556,2232,2,
        6,7,1,8,9
    };
    int as1[max];
    
    for (int i = 0; i < max; ++i)
    {
        as1[max-1-i]=as[i];
    }
    for (int i = 0; i < max; ++i)
    {
        as[i]=as1[i];
    }
    for (int i = 0; i < max; ++i)
    {
        printf("%d\n",as[i] );
    }
    return 0;
}       

//第三种：
#include <stdio.h>
int main4(int argc, char const *argv[])
{
    
    const int max=8;
    int as[max]={1,6,3,7,5,2,4,8};
    int as2[max];
    for (int i = 0; i < max; ++i)
    {
         as2[max-1-i]=as[i];
    }
    for (int i = 0; i < max; ++i)
    {
        as[i]=as2[i];
    }
    for (int i = 0; i < max; ++i)
    {
        printf("%d\n",as[i] );
    }
    return 0;
}