#include #include using namespace std; #include "Pair.h" int main() { Pair p = {1, 2}; Pair q = {3, 4}; Pair sum = p + q; cout << p << " + " << q << " = " << sum << endl; cout << sum << " munged = " << sum.munge() << endl; Pair s = {"puppy", "kitty"}; Pair t = {"dog", "cat"}; Pair cat = s + t; cout << s << " + " << t << " = " << cat << endl; // check copy assignment s = cat; cout << cat << " should match " << s << endl; cout << s << " munged = " << s.munge() << endl; return 0; }