def remove_vowels(s: str) -> list:
    vowels_lst = ['a', 'e', 'h', 'i', 'o', 'u', 'w', 'y']
    result = []
    for idx, c in enumerate(s):
        if c not in vowels_lst or idx == 0:
            result.append(c)
    return result


def enumerate_non_vowels(s: list) -> list:
    mapping = {
        'b': '1',
        'f': '1',
        'p': '1',
        'v': '1',

        'c': '2',
        'g': '2',
        'j': '2',
        'k': '2',
        'q': '2',
        's': '2',
        'x': '2',
        'z': '2',

        'd': '3',
        't': '3',

        'l': '4',

        'm': '5',
        'n': '5',

        'r': '6'
    }
    return [mapping[x] if x in mapping else x for x in s]


def remove_repeating_numbers(s: list) -> list:
    result = []
    for c in s:
        if len(result) == 0 or c != result[-1]:
            result.append(c)
    return result


def encode_string(s: str) -> str:
    s = remove_vowels(s)
    s = enumerate_non_vowels(s)
    s = remove_repeating_numbers(s)
    while len(s) < 4:
        s.append('0')
    s = s[:4]
    return "".join(s)


def main():
    s = input()
    print(encode_string(s))


if __name__ == '__main__':
    main()