#include "account.h"#ifdef HAVE_UNISTD_H#include <unistd.h>#endif#ifdef _WIN32#include <direct.h>#endifusing namespace std;intmain (int argc, char *argv[]){  CORBA::ORB_var orb = CORBA::ORB_init (argc, argv);  /*   * IOR is in Bank.ref in the local directory   */  char pwd[256], uri[300];  sprintf (uri, "file://%s/Bank.ref", getcwd(pwd, 256));  /*   * Connect to the Bank   */  CORBA::Object_var obj = orb->string_to_object (uri);  Bank_var bank = Bank::_narrow (obj);  if (CORBA::is_nil (bank)) {    cout << "oops: could not locate Bank" << endl;    exit (1);  }  /*   * Open an account   */  Account_var account = bank->create ();  if (CORBA::is_nil (account)) {    cout << "oops: account is nil" << endl;    exit (1);  }  /*   * Deposit and withdraw some money   */  account->deposit (700);  account->withdraw (450);  cout << "Balance is " << account->balance() << endl;  return 0;}