Long Non Repeat
There are four substring missions 这些任务都是在一天内诞生的，您不应该需要超过一天的时间来解决它们。所有这些任务 都可以简单地用蛮力解决，但这总是最好的方法吗？(您可能还没有获得所有这些 任务，但随着地图上开放的岛屿越来越多，这些任务也会越来越多）。
与第一个任务非常相似的是该系列的第二个任务，唯一的区别是您应该以完全不同的方式寻找。您需要找到第一个包含所有唯一字母的最长子串。例如，在子串 "abca...
CheckiO Extensions allow you to use local files to solve missions. More info in a blog post.
In order to install CheckiO client you'll need installed Python (version at least 3.8)
Install CheckiO Client first:
pip3 install checkio_client
Configure your tool
checkio --domain=py config --key=
Sync solutions into your local folder
checkio sync
(in beta testing) Launch local server so your browser can use it and sync solution between local file end extension on the fly. (doesn't work for safari)
checkio serv -d
Alternatevly, you can install Chrome extension or FF addon
checkio install-plugin
checkio install-plugin --ff
checkio install-plugin --chromium
Read more here about other functionality that the checkio client provides. Feel free to submit an issue in case of any difficulties.
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