DOUBLE POINTER TO REVERSE ARRAY

# include <stdio.h>
# include <conio.h>
display(int *a);
show(int **b);
int main()
{
 clrscr();
 int arr[]={1,2,3};
 for(int i=2;i>=0;i--)
 {
  display(&arr[i]);
 }
 return 00;
}
 display(int *p)
 {
  show(&p);
 }
 show(int **pointer)
 {
  printf("\n %d",**pointer);
 }