number_dict = {
    1: 'one',
    2: 'two',
    3: 'three',
    4: 'four',
    5: 'five',
    6: 'six',
    7: 'seven',
    8: 'eight',
    9: 'nine',
    10: 'ten',
    11: 'eleven',
    12: 'twelve',
    13: 'thirteen',
    14: 'fourteen',
    15: 'fifteen',
    16: 'sixteen',
    17: 'seventeen',
    18: 'eighteen',
    19: 'nineteen',
    20: 'twenty',
    21: 'twenty-one',
    22: 'twenty-two',
    23: 'twenty-three',
    24: 'twenty-four',
    25: 'twenty-five',
    26: 'twenty-six',
    27: 'twenty-seven',
    28: 'twenty-eight',
    29: 'twenty-nine',
    30: 'thirty',
    31: 'thirty-one',
    32: 'thirty-two',
    33: 'thirty-three',
    34: 'thirty-four',
    35: 'thirty-five',
    36: 'thirty-six',
    37: 'thirty-seven',
    38: 'thirty-eight',
    39: 'thirty-nine',
    40: 'forty',
    41: 'forty-one',
    42: 'forty-two',
    43: 'forty-three',
    44: 'forty-four',
    45: 'forty-five',
    46: 'forty-six',
    47: 'forty-seven',
    48: 'forty-eight',
    49: 'forty-nine',
    50: 'fifty',
    51: 'fifty-one',
    52: 'fifty-two',
    53: 'fifty-three',
    54: 'fifty-four',
    55: 'fifty-five',
    56: 'fifty-six',
    57: 'fifty-seven',
    58: 'fifty-eight',
    59: 'fifty-nine',
    60: 'sixty',
    61: 'sixty-one',
    62: 'sixty-two',
    63: 'sixty-three',
    64: 'sixty-four',
    65: 'sixty-five',
    66: 'sixty-six',
    67: 'sixty-seven',
    68: 'sixty-eight',
    69: 'sixty-nine',
    70: 'seventy',
    71: 'seventy-one',
    72: 'seventy-two',
    73: 'seventy-three',
    74: 'seventy-four',
    75: 'seventy-five',
    76: 'seventy-six',
    77: 'seventy-seven',
    78: 'seventy-eight',
    79: 'seventy-nine',
    80: 'eighty',
    81: 'eighty-one',
    82: 'eighty-two',
    83: 'eighty-three',
    84: 'eighty-four',
    85: 'eighty-five',
    86: 'eighty-six',
    87: 'eighty-seven',
    88: 'eighty-eight',
    89: 'eighty-nine',
    90: 'ninety',
    91: 'ninety-one',
    92: 'ninety-two',
    93: 'ninety-three',
    94: 'ninety-four',
    95: 'ninety-five',
    96: 'ninety-six',
    97: 'ninety-seven',
    98: 'ninety-eight',
    99: 'ninety-nine',
    100: 'one hundred ',
}

def get_word(number):
    if not isinstance(number, int):
        raise ValueError('number must be integer.')
    if number < 1 or number > 100:
        raise ValueError('support from 1 to 100.')
    return number_dict.get(number, None)