London | 26-SDC-July| Mariia Serhiienko | Sprint 1 |Individual shell tools

[Konvaly]

Self checklist

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Changelist

Briefly explain your PR.
Solved task Individual shell tools.

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[github-actions]

Your PR description contained template fields which weren't filled in.

Check you've ticked everything in the self checklist, and that any sections which prompt you to fill in an answer are either filled in or removed.

If this PR is not coursework, please add the NotCoursework label (and message on Slack in #cyf-curriculum or it will probably not be noticed).

If this PR needs reviewed, please add the 'Needs Review' label to this PR after you have resolved the issues listed above.

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Results of test:
You passed 31/31 tasks.
This task is complete!