#include <iostream>
using namespace std;

void fungsi(int *);
void kuadrat(int *);

int main(){
	int a = 5;
	cout << "address a " << &a << endl;
	cout << "  nilai a " << a << endl;

	//fungsi(&a); // fungsi dengan input pointer
	kuadrat(&a);

	cout << "  nilai a " << a << endl;	

	cin.get();
	return 0;
}

void fungsi(int *b){
	cout << "address b " << b << endl;
	cout << "  nilai b " << *b << endl; // dereferencing
}

void kuadrat(int *valPtr){
	*valPtr = (*valPtr) * (*valPtr);
}