Pointer To Pointer

 QUESTION :

Write a Program to print the value of a variable 'i' by using "Pointer to Pointer" type variable.

#include<stdio.h>

 

int main()

{

    int i = 2;

    int *ptr;

    int **ptr_ptr;

    ptr = &i;

    ptr_ptr = &ptr;

    printf("The value of i is %d", **ptr_ptr);

 

return 0;

}

OUTPUT--->

The value of i is 2