one = {
    1: "one",
    2: "two",
    3: "three",
    4: "four",
    5: "five",
    6: "six",
    7: "seven",
    8: "eight",
    9: "nine"
}

ten = {
    2: "twenty",
    3: "thirdy",
    4: "fourty",
    5: "fifty",
    6: "sixty",
    7: "seventy",
    8: "eighty",
    9: "ninety"
}

teen = {
    10: "ten",
    11: "eleven",
    12: "twelve",
    13: "thirteen",
    14: "fourteen",
    15: "fifteen",
    16: "sixteen",
    17: "seventeen",
    18: "eighteen",
    19: "nineteen"
}


def number(num):
    global one, ten, teen

    if num == 100:
        return "hundred"

    if 9 < num < 20:
        return teen[num]

    if num < 10:
        return one[num]

    if num > 19 and str(num)[1] != "0":
        num = str(num)
        return f"{ten[int(num[0])]}-{one[int(num[1])]}"

    return f"{ten[int(str(num)[0])]}"