DaleStudy/leetcode-study
Nov 2025 – Mar 2026
3 Months active
Languages Used
JavaScriptC++GoJavaKotlinPythonSwift
Technical Skills
JavaScriptalgorithm developmentdynamic programmingfront end developmentproblem solvingdata structures
Robin Yoon
PROFILE
Robin Yoon
Robin Yoon developed a robust suite of algorithmic utilities and data structure solutions for the DaleStudy/leetcode-study repository over three months. He implemented features such as an anagram checker, dynamic programming calculators for climbing stairs and house robber problems, and utilities for array manipulation like product of array except self. Leveraging JavaScript, Python, and C++, Robin focused on efficient algorithm design, edge-case handling, and code quality improvements, including linting and formatting enforcement. His work addressed practical problem-solving scenarios, expanded multi-language support, and ensured maintainable, reusable code, resulting in a stable, scalable resource for learners and developers practicing technical interview challenges.
Overall Statistics
Feature vs Bugs
88%Features
Repository Contributions
16Total
Bugs
2
Commits
16
Features
14
Lines of code
249,673
Activity Months3
Your Network
289 peopleWork History
March 2026
8 Commits • 8 Features
Mar 1, 2026March 2026 highlights: Implemented a cohesive set of high-value algorithmic features for DaleStudy/leetcode-study with multi-language support and efficient solutions. The work strengthens the problem-solving library, accelerates onboarding and practice workflows, and demonstrates strong algorithmic proficiency across languages. No major bugs were reported this month; stability remained solid while expanding the feature set for scalable learning and testing.
8 Commits • 8 Features
Mar 1, 2026March 2026 highlights: Implemented a cohesive set of high-value algorithmic features for DaleStudy/leetcode-study with multi-language support and efficient solutions. The work strengthens the problem-solving library, accelerates onboarding and practice workflows, and demonstrates strong algorithmic proficiency across languages. No major bugs were reported this month; stability remained solid while expanding the feature set for scalable learning and testing.
March 2026
December 2025
4 Commits • 3 Features
Dec 1, 2025December 2025 (DaleStudy/leetcode-study) delivered three algorithmic utilities and a code-quality fix, enhancing practical practice scenarios for learners and improving repository maintainability. The changes provide tangible business and technical value by expanding core functionality, enabling efficient reuse across problems, and reducing risk from style violations.
December 2025
4 Commits • 3 Features
Dec 1, 2025December 2025 (DaleStudy/leetcode-study) delivered three algorithmic utilities and a code-quality fix, enhancing practical practice scenarios for learners and improving repository maintainability. The changes provide tangible business and technical value by expanding core functionality, enabling efficient reuse across problems, and reducing risk from style violations.
November 2025
4 Commits • 3 Features
Nov 1, 2025Month: 2025-11 — DaleStudy/leetcode-study: delivered three core algorithm features and addressed a lint issue, strengthening the repository's practical utility for practice and code quality. Key features: Anagram Checker Utility (checks if two strings are anagrams using sorted character arrays) – commits 0cdd8a87eaaf0e5fa3fa0a124afa35e5360aee6a; Staircase Distinct Ways DP Calculator (dynamic programming solution to count distinct ways to climb n steps) – commit d6578e671b73dd9205a93acb758369c006dc135a; Product of Array Except Self (product of all elements except the current one with zero handling) – commit fa5ed0931897af8728ab4cf00d75b7103bf85043. Bug fix: Lint Fix — Ensure EOF newline to improve formatting and maintainability – commit b79ba0d5122d2d01bcfd5e8c5c69dabc414e4640. Impact: expands practical algorithm toolbox for practice problems, improves code quality and maintainability, enabling faster iteration and reuse across future tasks. Technologies/skills demonstrated: algorithm design (DP), string processing, array manipulation, edge-case handling (zeros), linting and code quality discipline.
4 Commits • 3 Features
Nov 1, 2025Month: 2025-11 — DaleStudy/leetcode-study: delivered three core algorithm features and addressed a lint issue, strengthening the repository's practical utility for practice and code quality. Key features: Anagram Checker Utility (checks if two strings are anagrams using sorted character arrays) – commits 0cdd8a87eaaf0e5fa3fa0a124afa35e5360aee6a; Staircase Distinct Ways DP Calculator (dynamic programming solution to count distinct ways to climb n steps) – commit d6578e671b73dd9205a93acb758369c006dc135a; Product of Array Except Self (product of all elements except the current one with zero handling) – commit fa5ed0931897af8728ab4cf00d75b7103bf85043. Bug fix: Lint Fix — Ensure EOF newline to improve formatting and maintainability – commit b79ba0d5122d2d01bcfd5e8c5c69dabc414e4640. Impact: expands practical algorithm toolbox for practice problems, improves code quality and maintainability, enabling faster iteration and reuse across future tasks. Technologies/skills demonstrated: algorithm design (DP), string processing, array manipulation, edge-case handling (zeros), linting and code quality discipline.
November 2025
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Quality Metrics
Correctness98.8%
Maintainability90.0%
Architecture90.0%
Performance90.0%
AI Usage20.0%
Skills & Technologies
Programming Languages
C++GoJavaJavaScriptKotlinPythonSwift
Technical Skills
JavaScriptalgorithm designalgorithm developmentarray manipulationback end developmentdata structuresdynamic programmingfront end developmentproblem solving
Repositories Contributed To
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