# Define the original message to be encoded message = "Hello, world!" # Encrypt the message using a custom XOR encryption algorithm encrypted_message = "" for i in range(len(message)): encrypted_message += chr(ord(message[i]) ^ 0x5) # Encode the encrypted message using a custom Base64 algorithm encoded_message = "" base64_chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/" for i in range(0, len(encrypted_message), 3): b1 = ord(encrypted_message[i]) b2 = ord(encrypted_message[i + 1]) if i + 1 < len(encrypted_message) else 0 b3 = ord(encrypted_message[i + 2]) if i + 2 < len(encrypted_message) else 0 c1 = b1 >> 2 c2 = ((b1 & 0x3) << 4) | (b2 >> 4) c3 = ((b2 & 0xf) << 2) | (b3 >> 6) c4 = b3 & 0x3f encoded_message += base64_chars[c1] + base64_chars[c2] + base64_chars[c3] + base64_chars[c4] # Print the resulting encoded message print(encoded_message)