Code-Cpp/tut12.cpp at master · prathamlashkari/Code-Cpp · GitHub

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// #include <iostream>
// using namespace std;

// int main(){
//     //  What is pointer --> data type which holds the address of other data types

//     int a = 77;
//     int *b = &a;

//     //  & ---> (address of) operator
//     cout<<"the address of a is "<<&a<<endl;
//     cout<<"the address of a is "<<b<<endl;

//     // * --> (value at ) deffrence operator
//     cout<<"The value of a is "<<*b<<endl;

//     // Pointer to pointer variable
//     int **c = &b ;
//     cout<<"the address of b is "<<&c<<endl;
//     cout<<"the address of b is "<<*c<<endl;
//     cout<<"the value at address c is "<<*c<<endl;
//     cout<<"the address value_at (value at (c)) is "<<**c<<endl;

// }