void play (int cn, int pit)
{
  if (cn == 1)  { Beep(pit,66);  Sleep(40); Beep(pit,200); Sleep(80); }
  else if (cn == 2)  { Beep(pit,200); Sleep(40); Beep(pit,66); Sleep(40); Beep(pit,66); Sleep(40); Beep(pit,66); Sleep(80); }
  else if (cn == 3)  { Beep(pit,200); Sleep(40); Beep(pit,66); Sleep(40); Beep(pit,200); Sleep(40); Beep(pit,66); Sleep(80); }
  else if (cn == 11) { Beep(pit,200); Sleep(40); Beep(pit,66); Sleep(40); Beep(pit,200); Sleep(80); }
  else if (cn == 27) { Sleep(100); }
}

int main(int argc, char *argv[])
{    
    string s;
    int pitch;
    int i = 0, j = 0;
    cout << "Please enter a string: " ;
    cin >> s;
    cout << endl << "Please enter a pitch in Hz (recommended 750): ";
    cin >> pitch;
    j = s.length ();
    while (i < j) {
          if (s[i] == 'a')
             play(1, pitch);
          else if (s[i] == 'b')
             play(2, pitch);
          else if (s[i] == ' ')
             play(27, pitch);
          else
              cout << s[i];
    i++;
}