# nw.py
# ------
# Implements a simple number-to-text command-line interface.
# Ex: python nw.py 145

from argparse import ArgumentParser
from numberwords import int_under_1000000_to_str



def int_under_1000000_to_str(number):
    if number < 0 or number >= 1000000:
        return "Number out of range"

    units = ["", "one", "two", "three", "four", "five", "six", "seven", "eight", "nine"]
    teens = ["ten", "eleven", "twelve", "thirteen", "fourteen", "fifteen", "sixteen", 
             "seventeen", "eighteen", "nineteen"]
    tens = ["", "", "twenty", "thirty", "forty", "fifty", "sixty", "seventy", "eighty", "ninety"]

    def number_to_words(n):
        if n < 10:
            return units[n]
        elif 10 <= n < 20:
            return teens[n - 10]
        elif n < 100:
            return tens[n // 10] + ('' if n % 10 == 0 else '-' + units[n % 10])
        elif n < 1000:
            return units[n // 100] + ' hundred' + (' and ' + number_to_words(n % 100) if n % 100 != 0 else '')
        elif n < 1000000:
            return (number_to_words(n // 1000) + ' thousand' +
                    ('' if n % 1000 == 0 else ' ' + number_to_words(n % 1000)))

    return number_to_words(number)

parser = ArgumentParser("Print out a number as it is spoken in English.")
parser.add_argument("number", type=int)
args = parser.parse_args()
text = int_under_1000000_to_str(args.number)
print(text)