Fun with Pointers 2

Computer Science Level 3

Consider the following C++ code : 

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#include <bits/stdc++.h>
using namespace std;

int main() {

    int *p, *q;

    int x = 1;

    p = &x;

    *p = 2;

    q = p;

    *q = 3;

    printf("%d\n", *p + *q + x);

    return 0;
}

What will the program outputs?

8 6 9 7

Christopher Boo by Christopher Boo , 24, Singapore

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1 solution

Hasmik Garyaka
Sep 25, 2017

p and q point to x and is 3 in that memory address.

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