Is it an error in this mission? - python coding challenges - Py.CheckiO

Is it an error in this mission?

I would like to give some feedback about ...

From: https://py.checkio.org/mission/long-non-repeat/solve/

HTTP_USER_AGENT:

Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/61.0.3163.100 Safari/537.36

Created at: 2017/11/08 20:44; Updated at: 2017/11/08 20:44

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