I would like to give some feedback about ...
From: https://py.checkio.org/mission/non-unique-elements/solve/
HTTP_USER_AGENT:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2924.87 Safari/537.36
Created at: 2017/02/12 07:54; Updated at: 2017/02/12 08:49