def transform_letter(letter: str, k: int) -> str:
    if letter.isupper():
        first_code = ord('A')
    elif letter.islower():
        first_code = ord('a')
    else:
        return letter
    return chr((ord(letter) - first_code + k) % 26 + first_code)


def transform_word(word: str, k: int) -> str:
    return ''.join(map(lambda letter: transform_letter(letter, k), word))


print(transform_word(input(), 3))