As you may know, chess is an ancient game for which almost everyone has at least a basic understanding of the rules. Chess is a two-player strategy game played on a checkered game board laid out in eight rows (called ranks and denoted with numbers 1 to 8) and eight columns (called files and denoted with letters a to h) of squares. Each square of the chessboard is identified by a unique coordinate pair — a letter and a number (ex, "a1", "h8", "d6").
For this mission let's look at rooks, a dangerous shock unit which can be used for a swift thrust or for a dense defence. The rook moves horizontally or vertically, through any number of unoccupied squares, but may not leap over other pieces. As with capturing using any other unit, the rook captures by occupying the square on which the target enemy piece sits.
For this mission you have one berserk rook facing off against an army of enemy rooks. The berserk rook can only move if it will...
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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