Word boundaries
You are given a string (words) with some words separated by spaces and an integer (n) — index of a symbol in this string. You need to print the word (part of words, boundaried by spaces) that contains the symbol under this index. If no element matches this index, return None.
Note: Index is 0-based and refers to the position of a character in the string (including the space characters).
Output: A single line — element containing the symbol under this index.
Examples:assert boundaries(2, "a b c") == "b" assert...
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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