void say0to19(int n)
{ print(smalls[n]); }

void say0to99(int n)
{ const int digit1 = n / 10;
  const int digit2 = n % 10;
  if (n < 20)
    say0to19(n);
  else
  { print(tens[digit1]);
    if (digit2 != 0)
    { print("-");
      say0to19(digit2); } } }

void say0to999(int n)
{ const int digit1 = n / 100;
  const int restdigs = n % 100;
  if (n < 100)
    say0to99(n);
  else
  { say0to19(digit1);
    print(" hundred");
    if (restdigs != 0)
    { print(" and ");
      say0to99(restdigs); } } }

void say0to999999(int n)
{ const int firstdig = n / 1000;
  const int restdigs = n % 1000;
  if (n < 1000)
  { say0to999(n);
    return; }
  say0to999(firstdig);
  print(" thousand ");
  if (restdigs != 0)
  { if (restdigs < 100)
      print("and ");
    say0to999(restdigs); } }

void say(int n)
{ const int firstdig = n / 1000000;
  const int restdigs = n % 1000000;
  if (n < 1000000)
  { say0to999999(n);
    return; }
  say0to999999(firstdig);
  print(" million ");
  if (restdigs != 0)
  { if (restdigs < 100)
      print("and ");
    say0to999999(restdigs); } }