text: #include <iostream>
  #include <string>
  #include <vector>
  using namespace std;
  
  int main() {
      string name;
      int x;
      int y;
      cin >> x >> y;
      cout << x + y;
  
      string name, surname;
      cin >> name >> surname;
      cout << "Hello, " << name << surname;
  
  }