题解 | #整数与IP地址间的转换#

def bin_to_ten(address:list):
    resultto2 = []
    for num in address:
        resultto2.append(str(bin(num)).replace('0b', '').rjust(8, '0'))
    result = '0b' + ''.join(resultto2)
    result = int(result, 2)
    return(result)

def ten_to_bin(address:int):
    resultto10 = []
    bin_number = str(bin(address)).replace('0b', '').rjust(32, '0')
    for i in range(0, len(bin_number)-7, 8):
        resultto10.append(bin_number[i:i+8])
    for i, num in enumerate(resultto10):
        resultto10[i] = int('0b' + num, 2)
    resultto10 = list(map(str, resultto10))
    result = '.'.join(resultto10)
    return result

address2 = list(map(int, input().strip().split('.')))
address10 = int(input().strip())
print(bin_to_ten(address2))
print(ten_to_bin(address10))