#include <iostream>
// Example taken from http://en.cppreference.com/w/cpp/language/namespace_alias

namespace foo {
   
   namespace bar {
      
      namespace baz {
         int qux = 42;
      
      }
   
   }

}

namespace fbz = foo::bar::baz;
namespace f = foo;

int main() {
   std::cout << fbz::qux << '\n';
}
