TEST(question1_test2, swap_ref_test)
{
int n1=10,n2=20;
swap_ref(n1,n2);
CHECK_EQUAL(20,n1);
CHECK_EQUAL(10,n2);
}
int main(){
int a = 1, b = 2;
std::cout << "a = " << a << ", b = " << b << "\n";
// swap values of a and b
swap_ref(a, b);
// it worked!
std::cout << "addr(a) = " << &a << ", addr(b) = " << &b << "\n";
std::cout << "a = " << a << ", b = " << b << "\n";
return 1;
}
