// Ex2_10.cpp
  // Declaring a namespace 
  include <iostream>
  
  namespace myStuff
  {
    int value = 0;
  }
  
  int main()
  {
    std::cout << "enter an integer: ";
    std::cin  >> myStuff::value;
    std::cout << "\nYou entered " << myStuff::value
              << std:: endl;
    return 0;
  }