1: //hello2.cpp 2: //Display a greeting. 3: //Illustrate using declarations. 4: //Such using declarations should be used 5: //for any namespace other than namespace std. 6: //In particular, they should be used for the 7: //utilities module, which is in namespace Scobey. 9: #include <iostream> 10: using std::cout; 11: using std::endl; 13: int main() 14: { 15: cout << "\nHello, world!"; 16: cout << "\nHow are you?\n" << endl; 17: }