Pointer to Pointer

Medium Pointers

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Problem Statement

Write a C++ program demonstrating a pointer to a pointer (`int **pptr`) to access and print an integer variable.

Input Format

A single integer N.

Output Format

Print value accessed via double pointer.

Constraints

-100000 <= N <= 100000

Sample Input

Sample Output

Double Pointer Value: 888

Explanation

Double pointers store the memory address of another pointer variable.

Starter Code

#include <iostream>

int main() {
    int n;
    if (std::cin >> n) {
        int *ptr = &n;
        int **pptr = &ptr;
        // Write your code here using **pptr
    }
    return 0;
}

Limits

Time Limit: 1s
Memory Limit: 256MB

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