inp_str = input()
ans = '0b'
for char in inp_str:
    if char.isupper():
        ans += '1'
    else:
        ans += '0'
buff = eval(ans)
outp_str = ' '
while buff > 1:
    outp_str += chr(buff % 10000)
    buff //= 10000
print(outp_str[::-1])