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pjy980526@naver.com

PROFILE

Pjy980526@naver.com

Over eleven months, Jaeyoung Park developed and maintained the BS-Algo/Algorithm repository, delivering a comprehensive suite of algorithmic solutions for competitive programming and technical interviews. He implemented over sixty features using C++ with a focus on data structures, dynamic programming, graph traversal, and combinatorial optimization. His approach emphasized modular, reusable code and clear documentation, enabling rapid onboarding and efficient problem-solving. Park’s work included robust input handling, edge-case management, and performance-aware algorithms, supporting both educational practice and production-like scenarios. The repository’s structure and disciplined version control reflect a deep understanding of maintainable software engineering and algorithmic problem decomposition.

Overall Statistics

Feature vs Bugs

99%Features

Repository Contributions

161Total
Bugs
1
Commits
161
Features
68
Lines of code
7,238
Activity Months11

Work History

September 2025

3 Commits • 3 Features

Sep 1, 2025

September 2025 (BS-Algo/Algorithm) monthly summary focusing on performance, reliability, and business value. Delivered three core features: Competitive Ranking Solver Optimization, String Compression Min Length Calculator, and Bridge Crossing Trucks Time Calculator. These efforts improved runtime efficiency, accuracy, and simulation capabilities, enabling faster experimentation and better resource utilization. No major bugs reported in the provided data; ongoing improvements prioritized maintainability and scalability.

August 2025

16 Commits • 16 Features

Aug 1, 2025

Month 2025-08 — BS-Algo/Algorithm: Delivered 16 feature implementations across classic algorithmic problems and data utilities, with emphasis on correctness, performance, and maintainable interfaces. The work broadened the repository’s problem coverage (DP, sliding window, backtracking, binary search, grid algorithms) and provided reusable solutions that can speed up future practice, assessments, and tooling. Key patterns include robust input parsing, edge-case handling, and clear output formatting to ensure reliable test results across diverse test cases.

July 2025

16 Commits • 8 Features

Jul 1, 2025

July 2025 monthly summary for BS-Algo/Algorithm: Delivered a cohesive set of algorithmic features and data-processing improvements, expanding the library for competitive programming problems and game-like simulations. Key outcomes include a unified DP sequence suite, graph/pathfinding capabilities, BFS-based iceberg simulation, interactive puzzle mechanics, and essential codebase maintenance using coordinate compression and directory restructuring. No documented major bugs fixed this month; maintenance work and feature delivery collectively enhanced delivery velocity, reuse, and reproducibility across projects.

June 2025

15 Commits • 1 Features

Jun 1, 2025

June 2025: BS-Algo/Algorithm expanded into a robust Baekjoon Problem Solutions Suite. Delivered 15 self-contained algorithm solutions across sorting, graphs, DP, BFS/DFS, queues, and heaps, with each commit representing an independent problem solution. The changes emphasize modularity, readability, and reusability, laying a scalable foundation for future problem sets. No major bugs were reported this month; the focus was on feature delivery, code quality, and repository structure. Impact includes faster problem-solving throughput, easier contributor onboarding, and a clear benchmark suite for algorithm performance.

May 2025

18 Commits • 4 Features

May 1, 2025

May 2025 performance summary for BS-Algo/Algorithm: Implemented a broad set of algorithmic solutions across BFS-based graph/grid problems and non-BFS challenges, added a ranking and deviation metric, and delivered a standalone positions-and-ranges solver. The work enhances the library's breadth, reliability, and readiness for production-style reuse in problem solving and interview preparation. Active collaboration and code reviews improved code quality and maintainability, with multiple commits reflecting iterative improvements across May 9–31.

April 2025

18 Commits • 8 Features

Apr 1, 2025

April 2025 monthly summary for BS-Algo/Algorithm focused on delivering an expandable algorithmic toolkit with high business value. Implemented robust graph and combinatorial problem solvers, emphasizing correctness, performance, and reusability to accelerate feature development and technical debt reduction.

March 2025

18 Commits • 4 Features

Mar 1, 2025

March 2025: Delivered a feature-rich algorithm library in BS-Algo/Algorithm, expanding coverage across graph theory, number theory/DP, permutations, and string/game logic. No explicit bug fixes documented in this period; work focused on delivering reusable building blocks and problem-solving templates. Impact: broader problem-solving capabilities, faster iteration for new tasks, and a solid foundation for interview prep and competitive programming. Technologies/skills demonstrated include graph traversal and cycle detection, connected components, DP and optimization, prime sieves, Hansu numbers, binary search, permutations generation, sorting/index mapping, and string processing.

February 2025

13 Commits • 2 Features

Feb 1, 2025

February 2025 (BS-Algo/Algorithm) monthly summary: Delivered two feature sets and expanded the problem-solving library. Key features delivered include: Baekjoon Practice Problems Suite with solutions for Baekjoon 2503 (Number Baseball), 1012 (Farm Manager), and 4963 (Number of Islands); General Utility Programming Challenges comprising 10+ basic algorithms (hex<->decimal, snack money, circle area, remaining price after buying books, alphabet counter, sort three numbers, GPA mapping, discrepancy checks, N*(N-1) combinations, time conversion). No major bugs fixed during the month; work focused on feature delivery, library expansion, and code quality improvements. Overall impact: increased readiness for educational practice, reusable algorithm components, and stronger problem-solving coverage. Technologies/skills demonstrated: algorithm design and implementation, problem decomposition, modular coding, and disciplined version control with frequent, descriptive commits.

January 2025

22 Commits • 4 Features

Jan 1, 2025

January 2025 (BS-Algo/Algorithm) — Delivered a focused set of features, enhancements, and stability improvements across 22 commits. Key outcomes include onboarding-ready documentation, API usability improvements, UI/export usability enhancements, and a productive Batch 2 incremental enhancement cycle, complemented by targeted stability fixes that improved reliability for mid-January edge cases. The work created measurable business value: faster integration, smoother user workflows, and a more robust, scalable core.

December 2024

17 Commits • 17 Features

Dec 1, 2024

December 2024 — BS-Algo/Algorithm: Delivered a set of robust, contest-grade algorithm implementations across multiple domains, emphasizing correctness, scalability, and reuse. Notable features include optimized digit manipulation, combinatorial patterns, grid-based geometry, GPA computation, and practical utilities (password map, employee tracking). The work emphasizes business value through reusable algorithms, faster problem-solving, and reliable edge-case handling. No explicit bug fixes documented; the month focused on delivering feature work and code quality improvements that enable faster iteration and lower risk in production-like coding tasks.

November 2024

5 Commits • 1 Features

Nov 1, 2024

In November 2024, delivered a focused C++ Algorithmic Problem Solutions Library within the BS-Algo/Algorithm repository, featuring five reusable solutions to classic problems. Implementations are ready for reuse across projects and future work, with concise, well-documented problem solvers that align with common competitive programming patterns.

Activity

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Quality Metrics

Correctness96.4%
Maintainability86.2%
Architecture83.8%
Performance87.4%
AI Usage20.0%

Skills & Technologies

Programming Languages

C++

Technical Skills

AlgorithmAlgorithm DesignAlgorithm ImplementationAlgorithmsBFSBacktrackingBasic ArithmeticBasic Input/OutputBig Integer ArithmeticBinary SearchBitmaskingBreadth First Search (BFS)Breadth-First SearchBreadth-First Search (BFS)Brute Force

Repositories Contributed To

1 repo

Overview of all repositories you've contributed to across your timeline

BS-Algo/Algorithm

Nov 2024 Sep 2025
11 Months active

Languages Used

C++

Technical Skills

AlgorithmAlgorithm ImplementationData StructuresDeduplicationProblem SolvingQueue

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