#include <iostream>
using namespace std;
int main () {
int var = 20; // actual variable declaration.
int *ip; // pointer variable
ip = &var; // store address of var in pointer variable
cout << Value of var variable: ;
cout << var << endl;
// print the address stored in ip pointer variable
cout << Address stored in ip variable: ;
cout << ip << endl;
// access the value at the address available in pointer
cout << Value of *ip variable: ;
cout << *ip << endl;
return 0;
}