15-puzzle Solvability

15-puzzle Solvability


15-puzzle 这是一个相当古老和著名的谜题,它曾是人们关注的高峰!

在本任务中,您将得到一个position 的图块 - 列表,由 4 个等长列表组成,其中所有整数均为 ,从 1 到 16,包括任意顺序(但数字 16 始终代表空位!)。您的函数应返回一个布尔值,说明该瓦片组合是否可解(可通过有效移动转换为 "正常 "顺序),如 TrueFalse分别返回


输入瓷砖的位置 4 个整数列表 从 1 到 16 包括.



assert (
    fifteen_puzzle([[1, 2, 3, 4], [5, 6, 7, 8], [9, 10,...
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CheckiO Extensions

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.

Pair Programming (Beta-version)

Welcome to Pair Programming! Engage in real-time collaboration on coding projects by starting a session and sharing the provided unique URL with friends or colleagues. This feature is perfect for joint project development, debugging, or learning new skills together. Simply click 'Start Session' to begin your collaborative coding journey!

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You are trying to join a pair programming session that has not started yet.

Please wait for the session creator to join.

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It might happen accidentally, so that you can wait for reconnection.

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