Question

What would version control be for this piece of code in C++?

#include <iostream>

using namespace std;

int main()
{

int x = 5;
int *p = &x;
*p = 6;
int **q = &p;
int ***r = &q;

cout <<*p<<endl;
cout <<*q<<endl;
cout <<**q<<endl;
cout <<*(*r)<<endl;
cout <<*(*(*r))<<endl;
  
***r = 10;
cout <<x<<endl;
**q = *p + 2;
cout <<x<<endl;
return 0;

}

Answer 1

ANSWER : HERE IS THE ANSWER FOR YOUR QUESTION:

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               CODE:

#include <iostream>

using namespace std;

int main()
{

int x = 5;
int *p = &x;
*p = 6;
int **q = &p;
int ***r = &q;

cout <<*p<<endl;
cout <<*q<<endl;
cout <<**q<<endl;
cout <<*(*r)<<endl;
cout <<*(*(*r))<<endl;
  
***r = 10;
cout <<x<<endl;
**q = *p + 2;
cout <<x<<endl;
return 0;

}

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SNIPPET:

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OUTPUT:

Explanation:

here , the concept of pointer is used extensively .

here , p is a pointer to the variable x and store its address

and , we increase the complexity of the program using pointer to pointer concept

and we get the values as shown in the output

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