array of pointers in c

void main(){

int x;

static int i=4,j=8,k=12,l=16,m=20;

static int *p=&i,*q=&j,*r=&k,*s=&l,*t=&m;

//array of pointer

int **ptr_array[5]={&p,&q,&r,&s,&t};

clrscr();

for(x=0;x<5;x++){

printf("%d %d\n",**ptr_array[x],***(ptr_array+x));

}

getch();

}