Contributed Rust-based algorithm solutions to the DaleStudy/leetcode-study repository, focusing on enhancing language coverage and resource quality for learners. Developed efficient implementations for four LeetCode problems, including Contains Duplicate, Two Sum, Top K Frequent Elements, and Longest Consecutive Sequence, utilizing Rust’s standard library collections such as HashMap and HashSet to optimize time complexity. Emphasized correctness, performance, and maintainability throughout the codebase, with clear commit history and concise documentation to support future contributors. No major bugs were reported during this period, reflecting careful attention to detail and robust testing practices. Work demonstrated strong skills in algorithms, data structures, and Rust.