题解 | #整数与IP地址间的转换#

import sys
def encode(st):
    lst = st.split('.')
    lst = ['{:0>8}'.format(bin(int(x))[2:]) for x in lst]
    st = ''.join(lst)
    res = int(st,2)
    return res
def decode(st):
    st = '{:0>32}'.format(bin(int(st))[2:])
    lst = [st[0:8],st[8:16],st[16:24],st[24:32]]
    lst = [str(int(x,2)) for x in lst]
    res = '.'.join(lst)
    return res
st = input()
res1 = encode(st)
st = input()
res2 = decode(st)
print(res1)
print(res2)