#include namespace { // An unnamed namespace: internal subprogram part void town (int innumber) { std::cout << "Number " << innumber << " of (almost) tropical towns!" << std::endl ; } } // Everything from here to the final "}" // is part of the main program. // Use getopt(3) to parse command lines. int main(int argc, char *argv[]) { int one = 1 ; std::cout << "Now in Stockholm!" << std::endl ; town (one) ; }