Refactor repository structure and update documentation

[ppant]

This PR standardizes the naming conventions across the repository and provides a comprehensive documentation update, including Big O complexity analysis for all implemented algorithms.

Key changes:

• Renamed directories and files to follow a consistent PascalCase convention.
• Refreshed all README.md files with accurate LaTeX complexity notation.
• Fixed several typos in script names.
• Ensured all internal links are valid and scripts remain functional.

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PR created automatically by Jules for task 15305409081603755013 started by @ppant

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