Worked on the OI-wiki/OI-wiki repository to improve documentation accuracy and clarity for algorithmic complexity analysis. Focused on refining the mo-algo.md file, this developer identified and corrected an incorrect mathematical formula, ensuring that the complexity analysis is now accurately represented for learners and contributors. The work involved careful review and precise editing using Markdown, with an emphasis on documentation hygiene and adherence to repository standards. By addressing this critical bug, the developer reduced the risk of misinterpretation and supported sustainable onboarding for future contributors, demonstrating attention to detail and a commitment to high-quality technical documentation practices.