27. Input 3 integers and output them in descending order. Pointer method is required.

int sortnum(int *a,int *b ,int *c)
{
    

    int minnum=min(min(*a,*b),*c);
    int maxnum=max(max(*a,*b),*c);
    int midnum=*a+*b+*c-minnum-maxnum;

    printf("%d %d %d\n",maxnum,midnum,minnum);
}