- **[Course tasks](stepik)** - different tasks from various courses
- ***[Beneficial features](stepik/beneficial_features)*** - beneficial features which you can use for mathematic and statistic tasks
- [Dictionaries and lists](stepik/beneficial_features/dictionaries_and_lists.py) - some of the properties of dictionaries and lists
- [Double](stepik/beneficial_features/double.py) - how to find/delete double numbers/letters on a input line
- [Indentation](stepik/beneficial_features/indentation.py) - some of features to do indentation
- [Index](stepik/beneficial_features/index.py) - some of features of index
- [Input](stepik/beneficial_features/input.py) - some of features of input. function
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- ***[Sketches](stepik/sketches)*** - here you can find various of sketches unfinished\ unsuitable project
- [Sketches](stepik/sketches/input.py) - there are fail code here
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- ***[Stepik tasks](stepik/stepik_tasks)*** - here you can find done tasks from stepik courses. Details here: **[README](stepik/stepik_tasks/README.md)**