alphabet = ['q','w','e','r','t','y','u','i','o','p', 'a', 's', 'd', 'f', 'g', 'h', 'j', 'k', 'l', 'z', 'x', 'c', 'v', 'b', 'n', 'm', '_', '\n']
result = set()
with open("encrypted_text", "rb") as file:
    encrypted = file.read().decode()
    for j in range(24):
        for key in range(256):
            for i, s in enumerate(encrypted):
                if i % (24 + j) == 0:
                    sym = chr(ord(s) ^ key)
                    print(sym)
                    if sym not in alphabet:
                        break
            else:
                result.add(hex(key))
                break



print(result)