#include #include "TwoVector.h" using namespace std; int main(){ TwoVector a(2,3); TwoVector b(1,2); TwoVector c = a + b; cout << "c.x() = " << c.x() << endl; cout << "c.y() = " << c.y() << endl; cout << "a.x() = " << a.x() << endl; cout << "b.x() = " << b.x() << endl; return 0; }