// File: namespace2.cpp
//
// Simple use of namespace directive

#include <iostream>
using namespace std ;

namespace MySpace {
   int i = 7, j = 8 ;
}

namespace DS9 {
   int i = 17, j = 18 ;
}


main() {
   // using namespace directive tells the compiler to
   // pretend the declarations in MySpace were global.
   using namespace MySpace ;

   cout << "MySpace::i = " << i << endl ;
   cout << "MySpace::j = " << j << endl ;
   cout << "DS9::i = " << DS9::i << endl ;
   cout << endl ;

   // :: operator not affected

   //local variable hides MySpace::i
   int i = 1001 ; 

   cout << "i = " << i << endl ;

   cout << "MySpace::i = " << MySpace::i << endl ;
}