def answer(x):
    lc_norm = [i for i in range(97, 123)]
    lc_rev = [j for j in range(122, 96, -1)]
    dict_lc = {lc_norm[n]: lc_rev[n] for n in range(len(lc_norm))}

    decrypted_s = []

    for c in x:
        if dict_lc.has_key(ord(c)):
            decrypted_s.append(chr(dict_lc[ord(c)]))
        else:
            decrypted_s.append(c)

    return ''.join(decrypted_s)



user_input = input()
answer(user_input)