Non-unique Elements
We have prepared a set of Editor's Choice Solutions.
You will see them first after you solve the mission. In order to see all other solutions you should change the filter.
空でない整数のリスト(X)を与えられます。 このタスクでは、重複している要素だけでできているリストを返さなければいけません。 そのために、全てのユニークな要素(与えられたリストの中に１つだけ含まれる要素)を削除する必要があるでしょう。 このタスクを解くとき、要素の並びを変更してはいけません。 例: [1, 2,...
You should be an authorized user in order to see the full description and start solving this mission.
Settings
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!
Waiting for Pair Programming to start...
You are trying to join a pair programming session that has not started yet.
Please wait for the session creator to join.
Waiting for Pair Programming to reconnect...
It looks like the creator of the pair programming session closed the editor window.
It might happen accidentally, so that you can wait for reconnection.
