#include <iostream>
#include <iomanip> // std::setprecision

int add(int a, int b) {
	a += 2;
	b += 3;
	return a + b;
}

int addPointer(int* a, int* b) {
	*a += 2;
	*b += 3;
	return *a + *b;
}

void addPointer2(int a, int b, int* aa, int* bb, int* ans) {
	a += 2;
	b += 3;
	*aa = a;
	*bb = b;
	*ans = a + b;
}

int main()
{
	int a = 3, b = 5;
	int newA, newB, newAns;
	addPointer2(a, b, &newA, &newB, &newAns);
	std::cout << "a: " << a << ", b: " << b <<
		", newA: " << newA << ", newB: " << newB <<
		", newAns: " << newAns << std::endl;
	//int ans = add(a, b);
	//int ans = addPointer(&a, &b);
	//std::cout << "a: " << a << ", b: " << b << 
	//	         ", ans: " << ans << std::endl;

	return 0;
}