#include <iostream>
#include <cstdlib>
#include <ctime>
using namespace std;

int main () {
    
  //Get the current hour of the day (0 to 23 inclusive)
    time_t t {time(nullptr)};
    tm *p {localtime(&t);

    if (hour >= 12) {
       if (hour < 12 + 5) {
          cout << "Good Afternoon.";
      } else if { 
          cout << "Good evening.";
      } else if {
          cout << "Good night.";
      } else {
          cout << "Good Morning.";
      }
      cout << "\n";
      return EXIT_SUCCESS;
}