vigenere_cipher_crack.py

def read_file(filename):
	content = []
	with open(filename) as f:
		content= list(f.read())
	return content
	
	
def main():
	plaintext = read_file('check.txt')
	ciphertext = read_file('out.txt')
	
	plaintext_intlist = list(map(lambda x: ord(x), list(plaintext)))
	ciphertext_intlist = list(map(lambda x: ord(x), list(ciphertext)))
	
	key = "".join(list(map(lambda x: chr(x[0]-x[1]), zip(ciphertext_intlist,plaintext_intlist))))
	print(key)
	
if __name__ == '__main__':
	main()