BytesWarning: Text is not bytes; assuming ASCII, no guarantees. See https://docs.pwntools.com/#bytes   input_data = flat([char * (padding + 1), result, test * diff])

 BytesWarning: Text is not bytes; assuming ASCII, no guarantees. See https://docs.pwntools.com/#bytes
  input_data = flat([char * (padding + 1), result, test * diff])