import sys
from tools.utils import strxor
str1 = sys.argv[1].decode('hex')
str2 = sys.argv[2].decode('hex')
print strxor(str1,str2).encode('hex')
from tools.utils import strxor
import struct
import sys
from Crypto.Cipher import AES
key = "YELLOW SUBMARINE"
nonce = 0
block = 0
c = sys.argv[1]
cipher = AES.new(key, AES.MODE_ECB)
keystr = ""
for i in range(0,len(c)+16, 16):
k = struct.pack("<QQ", nonce, block)
block += 1
keystr += cipher.encrypt(k)
print strxor(keystr, c)