Pointers
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#include <iostream>
using namespace std;
int main() {
int i = 4;
int *a = &i;
int **b = &a;
int ***c = &b;
cout << "i: " << i << endl;
cout << "a: " << a << endl;
cout << "b: " << b << endl;
cout << "c: " << c << endl << endl;
*a = 7000;
cout << "i: " << i << endl;
cout << "a: " << a << endl;
cout << "b: " << b << endl;
cout << "c: " << c << endl << endl;
**b = 42;
cout << "i: " << i << endl;
cout << "a: " << a << endl;
cout << "b: " << b << endl;
cout << "c: " << c << endl << endl;
return 0;
}
Cpp
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