Find the distance and relative direction to the enemy in a HEX-grid.
HEX-grid (hexagonal grid) is a coordinate system, like square grid. To find distance between two cells you don't need to find exact path from one to another, but correctly work with their coordinates. Another approach to calculate distance is to notice that all cells strict around your cell form a kind of circle and are on distance 1 from your cell, the cells around all previous cells (next "circle")...
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
(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 --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.