JeongEon8/AlgorithmStudyinGumi
Oct 2024 – Dec 2025
14 Months active
Languages Used
MarkdownPythonC++NoneJavaKotlin
Technical Skills
AlgorithmBacktrackingBreadth-First SearchBrute ForceCombinatoricsDepth-First Search
ajang369
PROFILE
Ajang369
JeongEon Jun developed a comprehensive algorithmic solutions library in the JeongEon8/AlgorithmStudyinGumi repository, focusing on competitive programming and interview preparation. Over 14 months, he engineered over 90 features using Python, C++, and Java, applying techniques such as BFS, DFS, dynamic programming, and greedy algorithms. His work addressed classic problems like graph traversal, pathfinding, and combinatorics, with each solution accompanied by detailed documentation and complexity analysis. By emphasizing code quality, modular design, and maintainability, JeongEon enabled rapid onboarding and knowledge transfer, creating a scalable resource that supports both individual learning and collaborative problem-solving within the repository.
Overall Statistics
Feature vs Bugs
100%Features
Repository Contributions
137Total
Bugs
0
Commits
137
Features
92
Lines of code
7,135
Activity Months14
Your Network
12 people
Work History
December 2025
7 Commits • 7 Features
Dec 1, 2025December 2025: Delivered a suite of algorithmic features for JeongEon8/AlgorithmStudyinGumi that unlock platform capabilities, improve user interactions, and enable data-driven decisions. The work spans BFS-based word transformations, input interaction optimization, greedy resource allocation, efficient pathfinding, and tree analysis utilities, each backed by focused commits. This release demonstrates strong problem-solving breadth (BFS/DFS/Greedy/Dijkstra), performance-minded coding, and clear commit discipline.
7 Commits • 7 Features
Dec 1, 2025December 2025: Delivered a suite of algorithmic features for JeongEon8/AlgorithmStudyinGumi that unlock platform capabilities, improve user interactions, and enable data-driven decisions. The work spans BFS-based word transformations, input interaction optimization, greedy resource allocation, efficient pathfinding, and tree analysis utilities, each backed by focused commits. This release demonstrates strong problem-solving breadth (BFS/DFS/Greedy/Dijkstra), performance-minded coding, and clear commit discipline.
December 2025
November 2025
16 Commits • 12 Features
Nov 1, 2025Month: 2025-11 — JeongEon8/AlgorithmStudyinGumi Overview: Expanded the algorithmic toolkit with practical implementations across BFS, dynamic programming, data structures, and problem-solving patterns. Delivered reusable solutions aligned with competitive programming and real-world system thinking, along with documentation to improve onboarding and maintainability.
November 2025
16 Commits • 12 Features
Nov 1, 2025Month: 2025-11 — JeongEon8/AlgorithmStudyinGumi Overview: Expanded the algorithmic toolkit with practical implementations across BFS, dynamic programming, data structures, and problem-solving patterns. Delivered reusable solutions aligned with competitive programming and real-world system thinking, along with documentation to improve onboarding and maintainability.
October 2025
4 Commits • 4 Features
Oct 1, 2025October 2025 monthly summary for JeongEon8/AlgorithmStudyinGumi: Delivered four algorithm-centric features addressing classic coding problems, with robust handling for edge cases and reusable utilities that accelerate problem solving and code quality. The work focused on building testable, performant components that demonstrate practical value in coding interviews and competitive programming preparation.
4 Commits • 4 Features
Oct 1, 2025October 2025 monthly summary for JeongEon8/AlgorithmStudyinGumi: Delivered four algorithm-centric features addressing classic coding problems, with robust handling for edge cases and reusable utilities that accelerate problem solving and code quality. The work focused on building testable, performant components that demonstrate practical value in coding interviews and competitive programming preparation.
October 2025
September 2025
12 Commits • 12 Features
Sep 1, 2025September 2025 deliverables focused on building a robust, reusable problem-solving library in JeongEon8/AlgorithmStudyinGumi. The month added 12 algorithmic solutions across Greedy, DP, combinatorics, data structures, and optimization patterns, with traceable commits for each feature. The work enhances problem-solving speed, correctness, and scalability, providing a dependable reference for interview prep and competitive programming while enabling faster onboarding and knowledge transfer for the team.
September 2025
12 Commits • 12 Features
Sep 1, 2025September 2025 deliverables focused on building a robust, reusable problem-solving library in JeongEon8/AlgorithmStudyinGumi. The month added 12 algorithmic solutions across Greedy, DP, combinatorics, data structures, and optimization patterns, with traceable commits for each feature. The work enhances problem-solving speed, correctness, and scalability, providing a dependable reference for interview prep and competitive programming while enabling faster onboarding and knowledge transfer for the team.
August 2025
12 Commits • 1 Features
Aug 1, 2025August 2025 highlights for JeongEon8/AlgorithmStudyinGumi: Delivered the Baekjoon Problem Solver Library, a Python collection of 12 algorithm solutions spanning BFS, DFS, greedy, sorting, number theory, and string processing, each with problem-specific README documentation and complexity notes. Established a cohesive repository structure and README-driven onboarding. No major bugs reported; focused on robust implementation, documentation, and maintainability. Impact: accelerates learning, enables rapid reuse of proven patterns, and supports future competition prep. Technologies/skills: Python, algorithm design, code organization, documentation, and performance-conscious coding.
12 Commits • 1 Features
Aug 1, 2025August 2025 highlights for JeongEon8/AlgorithmStudyinGumi: Delivered the Baekjoon Problem Solver Library, a Python collection of 12 algorithm solutions spanning BFS, DFS, greedy, sorting, number theory, and string processing, each with problem-specific README documentation and complexity notes. Established a cohesive repository structure and README-driven onboarding. No major bugs reported; focused on robust implementation, documentation, and maintainability. Impact: accelerates learning, enables rapid reuse of proven patterns, and supports future competition prep. Technologies/skills: Python, algorithm design, code organization, documentation, and performance-conscious coding.
August 2025
July 2025
16 Commits • 2 Features
Jul 1, 2025July 2025 performance summary for JeongEon8/AlgorithmStudyinGumi. Delivered two primary features, established a reusable algorithm practice library, and added tooling for quality checks. No major bug fixes were reported this month. The work emphasizes business value through accelerated learning, code reuse, and maintainability.
July 2025
16 Commits • 2 Features
Jul 1, 2025July 2025 performance summary for JeongEon8/AlgorithmStudyinGumi. Delivered two primary features, established a reusable algorithm practice library, and added tooling for quality checks. No major bug fixes were reported this month. The work emphasizes business value through accelerated learning, code reuse, and maintainability.
June 2025
4 Commits • 3 Features
Jun 1, 2025June 2025 performance highlights: Delivered three algorithm-focused features for JeongEon8/AlgorithmStudyinGumi, improved repo structure for scalable learning, and added comprehensive problem documentation. The work strengthens learning resources, accelerates onboarding, and demonstrates end-to-end problem solving—from algorithm design and implementation to documentation and organization.
4 Commits • 3 Features
Jun 1, 2025June 2025 performance highlights: Delivered three algorithm-focused features for JeongEon8/AlgorithmStudyinGumi, improved repo structure for scalable learning, and added comprehensive problem documentation. The work strengthens learning resources, accelerates onboarding, and demonstrates end-to-end problem solving—from algorithm design and implementation to documentation and organization.
June 2025
April 2025
2 Commits • 1 Features
Apr 1, 2025April 2025 highlights for JeongEon8/AlgorithmStudyinGumi (2025-04): - Feature delivery: Baekjoon Problem Solver Suite introduced two Python scripts for Baekjoon problems, with user-facing documentation. Script 1 implements a set-difference solution for problem 1822 and includes a README explanation; Script 2 provides a longest-sequence difference solution for the "수 이어가기" problem. Both include problem statements, algorithms, and time complexity notes. - Documentation: Comprehensive README coverage to clarify problem statements, approaches, and performance characteristics, enhancing learnability and future contributions. - Code quality and traceability: Descriptive naming, clean structure, and explicit commit history to aid maintainability and onboarding. - Repository hygiene: Maintained stable base with a focus on feature delivery this month. Note: No major bugs fixed this month according to the provided data; emphasis was on feature expansion and documentation to deliver business value.
April 2025
2 Commits • 1 Features
Apr 1, 2025April 2025 highlights for JeongEon8/AlgorithmStudyinGumi (2025-04): - Feature delivery: Baekjoon Problem Solver Suite introduced two Python scripts for Baekjoon problems, with user-facing documentation. Script 1 implements a set-difference solution for problem 1822 and includes a README explanation; Script 2 provides a longest-sequence difference solution for the "수 이어가기" problem. Both include problem statements, algorithms, and time complexity notes. - Documentation: Comprehensive README coverage to clarify problem statements, approaches, and performance characteristics, enhancing learnability and future contributions. - Code quality and traceability: Descriptive naming, clean structure, and explicit commit history to aid maintainability and onboarding. - Repository hygiene: Maintained stable base with a focus on feature delivery this month. Note: No major bugs fixed this month according to the provided data; emphasis was on feature expansion and documentation to deliver business value.
March 2025
13 Commits • 1 Features
Mar 1, 2025March 2025 – JeongEon8/AlgorithmStudyinGumi: Delivered a Python-based Baekjoon Algorithm Practice Solutions library, expanding coverage across BFS, DFS, Dijkstra, Sieve, and related techniques. Implementations span 14+ problems with structured commits (e.g., 01_연구소, 02_해킹, 03_벽 부수고 이동하기, 04_골드바흐의 추측, 01_바이러스, 02_크로아티아 알파벳, 03_셀프 넘버, 04_색종이, 05_분수찾기, 01_영화감독 슈무, 02_카드1, 01_점수 계산, 02_대칭 차집합). No major bugs reported this month; focus remained on feature delivery and code quality to support interview prep and reusable practice assets.
13 Commits • 1 Features
Mar 1, 2025March 2025 – JeongEon8/AlgorithmStudyinGumi: Delivered a Python-based Baekjoon Algorithm Practice Solutions library, expanding coverage across BFS, DFS, Dijkstra, Sieve, and related techniques. Implementations span 14+ problems with structured commits (e.g., 01_연구소, 02_해킹, 03_벽 부수고 이동하기, 04_골드바흐의 추측, 01_바이러스, 02_크로아티아 알파벳, 03_셀프 넘버, 04_색종이, 05_분수찾기, 01_영화감독 슈무, 02_카드1, 01_점수 계산, 02_대칭 차집합). No major bugs reported this month; focus remained on feature delivery and code quality to support interview prep and reusable practice assets.
March 2025
February 2025
11 Commits • 11 Features
Feb 1, 2025February 2025 – JeongEon8/AlgorithmStudyinGumi: Delivered 11 algorithm-focused features spanning graph, grid, tree, and scheduling domains with robust input handling and performance optimizations. Implementations covered C++ and Python, leveraging established patterns (two-pointer optimization, Dijkstra with priority queue, BFS/DFS, Floyd-Warshall, greedy and interval scheduling, and problem-specific heuristics). The month emphasized reliable, high-quality solutions with clear commit history to facilitate reuse and future maintenance.
February 2025
11 Commits • 11 Features
Feb 1, 2025February 2025 – JeongEon8/AlgorithmStudyinGumi: Delivered 11 algorithm-focused features spanning graph, grid, tree, and scheduling domains with robust input handling and performance optimizations. Implementations covered C++ and Python, leveraging established patterns (two-pointer optimization, Dijkstra with priority queue, BFS/DFS, Floyd-Warshall, greedy and interval scheduling, and problem-specific heuristics). The month emphasized reliable, high-quality solutions with clear commit history to facilitate reuse and future maintenance.
January 2025
10 Commits • 9 Features
Jan 1, 2025January 2025 performance summary for JeongEon8/AlgorithmStudyinGumi: Delivered a suite of graph- and data-structure–centric algorithm implementations with clear documentation, reinforcing scalable problem-solving practices and ready-to-integrate patterns for future challenges. Key features delivered include Dijkstra-based solutions for delivery routing and maze problems, 0-1 BFS for optimized maze traversal, grid-based obstacle handling, and additional problem solvers (Number Guessing, Minesweeper, text editor, binary search for guitar lessons, and a min-heap). Each feature includes repository-level readmes updated to reflect algorithm details and problem classifications. Notable commits across problems include 77986ea72de78329c0f4a88c3a74a3d867fb1209, a3c6c8bf005753b02d4266eca95f1efcec335468, 20563ca675c6f673ac816b677de266a86b61a82c, a9028080632882880975548a3f3a94ee0bdcbf1a, 265fa488b19000a5b72bbaec9485d63f390ea15f, 345817246f7afbef2c4bdf13eb50c0fe003a2020, 5c27ca460724de186d4a93a7261ecd592a5d7ab1, 838c9df521c3cc90bac65af072b3c8acfd769bc8, 1f836195c8d2fe15bbfb39e7e27a680a89c9cf9b.
10 Commits • 9 Features
Jan 1, 2025January 2025 performance summary for JeongEon8/AlgorithmStudyinGumi: Delivered a suite of graph- and data-structure–centric algorithm implementations with clear documentation, reinforcing scalable problem-solving practices and ready-to-integrate patterns for future challenges. Key features delivered include Dijkstra-based solutions for delivery routing and maze problems, 0-1 BFS for optimized maze traversal, grid-based obstacle handling, and additional problem solvers (Number Guessing, Minesweeper, text editor, binary search for guitar lessons, and a min-heap). Each feature includes repository-level readmes updated to reflect algorithm details and problem classifications. Notable commits across problems include 77986ea72de78329c0f4a88c3a74a3d867fb1209, a3c6c8bf005753b02d4266eca95f1efcec335468, 20563ca675c6f673ac816b677de266a86b61a82c, a9028080632882880975548a3f3a94ee0bdcbf1a, 265fa488b19000a5b72bbaec9485d63f390ea15f, 345817246f7afbef2c4bdf13eb50c0fe003a2020, 5c27ca460724de186d4a93a7261ecd592a5d7ab1, 838c9df521c3cc90bac65af072b3c8acfd769bc8, 1f836195c8d2fe15bbfb39e7e27a680a89c9cf9b.
January 2025
December 2024
14 Commits • 14 Features
Dec 1, 2024December 2024 performance summary for JeongEon8/AlgorithmStudyinGumi. Delivered a focused set of algorithm implementations with strong correctness, performance, and documentation. Emphasis on reusable patterns, code quality, and business value by enabling rapid problem-solving for common algorithmic challenges. Highlights and outcomes below.
December 2024
14 Commits • 14 Features
Dec 1, 2024December 2024 performance summary for JeongEon8/AlgorithmStudyinGumi. Delivered a focused set of algorithm implementations with strong correctness, performance, and documentation. Emphasis on reusable patterns, code quality, and business value by enabling rapid problem-solving for common algorithmic challenges. Highlights and outcomes below.
November 2024
12 Commits • 11 Features
Nov 1, 2024Month 2024-11 — JeongEon8/AlgorithmStudyinGumi: Delivered a broad set of algorithmic implementations targeting competitive programming practice and performance. The work emphasizes correctness, efficiency, and clear technical documentation, enabling faster onboarding and knowledge transfer for the team and stakeholders.
12 Commits • 11 Features
Nov 1, 2024Month 2024-11 — JeongEon8/AlgorithmStudyinGumi: Delivered a broad set of algorithmic implementations targeting competitive programming practice and performance. The work emphasizes correctness, efficiency, and clear technical documentation, enabling faster onboarding and knowledge transfer for the team and stakeholders.
November 2024
October 2024
4 Commits • 4 Features
Oct 1, 2024October 2024 monthly summary for JeongEon8/AlgorithmStudyinGumi focused on delivering algorithmic features with strong emphasis on correctness, efficiency, and documentation across multiple Baekjoon problems.
October 2024
4 Commits • 4 Features
Oct 1, 2024October 2024 monthly summary for JeongEon8/AlgorithmStudyinGumi focused on delivering algorithmic features with strong emphasis on correctness, efficiency, and documentation across multiple Baekjoon problems.
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Quality Metrics
Correctness96.6%
Maintainability88.6%
Architecture86.2%
Performance88.8%
AI Usage20.0%
Skills & Technologies
Programming Languages
C++JavaKotlinMarkdownNonePython
Technical Skills
0-1 BFSAlgorithmAlgorithm ImplementationAlgorithm Problem SolvingAlgorithmsBFSBacktrackingBinary SearchBitmaskingBreadth-First SearchBrute ForceC++C++ programmingCombinatoricsCompetitive Programming
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