import random

digits = 5

def encrypt(text):
    n = len(text)
    key = [random.randint(0,digits) for _ in range(n)]
    cipher = [ord(text[i]) ^ key[i] for i in range(n)]
    return cipher, key

def decrypt(cipher, key):
    text = [key[i] ^ cipher[i] for i in range(len(cipher))]
    return ''.join([chr(c) if good_char(chr(c)) else '' for c in text])

def good_char(c):
    return c.isalpha() or c == ' '

def create_hw(quotes):
    for i in range(len(quotes)):
        text = [c for c in quotes[i].lower() if good_char(c)]
        cipherA, keyA = encrypt(text)
        cipherB, keyB = encrypt(text)
        cipherC, keyC = encrypt(text)
        fout = open(f"ciphers_{i+1:02d}.txt", "w")
        fout.write(f'cipherA =  {cipherA}\n')
        fout.write(f'cipherB =  {cipherB}\n')
        fout.write(f'cipherC =  {cipherC}\n')
        fout.close()       

fq = open("quotes.txt", "r")
quotes = fq.readlines()
create_hw(quotes)