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#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;

}