import binascii

DICT = "qwertyuiopasdfghjklzxcvbnm"


def decrypt_xor(encoded):
    nums = binascii.unhexlify(encoded.strip())

    for j in range(0, 256):
        key = max(nums, key=nums.count) ^ j
        res = ''.join(chr(num ^ key) for num in nums)
        if len(list(filter(lambda x: x.lower() in DICT, res))) > 25:
           print(res)


for i in encoded:
    decrypt_xor(i)