// Type your code here, or load an example.


template <typename T, typename U>
void bar(T t,U u) {
   std::cout << t << " : " << u << std::endl;
}

template <typename T, typename U>
void foo(T tup1, U tup2) {
   std::apply([tup2](auto... t1) {
       std::apply([t1...](auto...t2){
           (..., bar(t1, t2));
       }, tup2);
   }, tup1);
}

int main() {
   auto tup1 = std::make_tuple(1, 2.2, "abc");
   auto tup2 = std::make_tuple(2.5, "def", 5);
   foo(tup1, tup2);
}