Check out example codes for "pionter in c++". It will help you in understanding the concepts better.

Code Example 1

#include <iostream>
using namespace std;
int main(){
   //Pointer declaration
   int *p, var=101;
 
   //Assignment
   p = &var;

   cout<<"Address of var: "<<&var<<endl;
   cout<<"Address of var: "<<p<<endl;
   cout<<"Address of p: "<<&p<<endl;
   cout<<"Value of var: "<<*p;
   return 0;
}

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