CTStudyGroup/BOJ
Aug 2025 – Oct 2025
3 Months active
Languages Used
Python
Technical Skills
AlgorithmAlgorithm DesignAlgorithm ImplementationAlgorithmsBacktrackingBinary Search
Jaewon
PROFILE
Jaewon
Over a three-month period, contributed extensively to the CTStudyGroup/BOJ repository by delivering 63 new algorithmic features focused on competitive programming and problem-solving. Developed robust solutions for a wide range of BOJ problems, emphasizing modular design, reusable templates, and maintainable code. Leveraged Python and advanced data structures to implement algorithms spanning dynamic programming, graph traversal, greedy methods, and backtracking. Automated recurring tasks with utility scripts and improved onboarding through structured commit practices. The work demonstrated depth in algorithm design and implementation, with careful attention to correctness, performance, and code quality, supporting both learning objectives and efficient interview preparation workflows.
Overall Statistics
Feature vs Bugs
100%Features
Repository Contributions
73Total
Bugs
0
Commits
73
Features
63
Lines of code
2,964
Activity Months3
Your Network
9 peopleWork History
October 2025
6 Commits • 6 Features
Oct 1, 2025October 2025 CTStudyGroup/BOJ monthly summary focusing on delivering scalable algorithmic capabilities for BOJ-related problems. The month emphasized robust feature delivery across diverse problem domains, performance-oriented implementations, and reusable patterns that improve problem-solving speed and reliability. Key contributions span cyclic word counting, inequality sequence generation via backtracking, Fibonacci-based decomposition, circular subarray optimization, and time-based meeting optimization, reflecting strong cross-domain algorithmic proficiency and careful commit hygiene.
6 Commits • 6 Features
Oct 1, 2025October 2025 CTStudyGroup/BOJ monthly summary focusing on delivering scalable algorithmic capabilities for BOJ-related problems. The month emphasized robust feature delivery across diverse problem domains, performance-oriented implementations, and reusable patterns that improve problem-solving speed and reliability. Key contributions span cyclic word counting, inequality sequence generation via backtracking, Fibonacci-based decomposition, circular subarray optimization, and time-based meeting optimization, reflecting strong cross-domain algorithmic proficiency and careful commit hygiene.
October 2025
September 2025
23 Commits • 21 Features
Sep 1, 2025Month: 2025-09 — CTStudyGroup/BOJ monthly summary. Key features delivered: 21 BOJ problem solutions across the repository (IDs include 14712 Nemo Nemo Easy, 2560, 2195, 3980, 6068, 16719, 13905, 10819, 8983, 17265, 3649, 2447, 2616, 24511, 21317 batch 2, 14863, 9009, 17212, 25556, 24481, 13904). Total commits: 23. Major bugs fixed: None recorded in this scope; work focused on feature delivery and improvements to problem-solving templates. Overall impact and accomplishments: Expanded problem-solving coverage for interview prep and practice; created reusable solution templates; improved onboarding capability and code quality via consistent commit messages and structured solution patterns. Technologies/skills demonstrated: algorithmic problem solving across DP, greedy, graph traversal, backtracking; modular design and clean code; Git-based collaboration with traceable commits.
September 2025
23 Commits • 21 Features
Sep 1, 2025Month: 2025-09 — CTStudyGroup/BOJ monthly summary. Key features delivered: 21 BOJ problem solutions across the repository (IDs include 14712 Nemo Nemo Easy, 2560, 2195, 3980, 6068, 16719, 13905, 10819, 8983, 17265, 3649, 2447, 2616, 24511, 21317 batch 2, 14863, 9009, 17212, 25556, 24481, 13904). Total commits: 23. Major bugs fixed: None recorded in this scope; work focused on feature delivery and improvements to problem-solving templates. Overall impact and accomplishments: Expanded problem-solving coverage for interview prep and practice; created reusable solution templates; improved onboarding capability and code quality via consistent commit messages and structured solution patterns. Technologies/skills demonstrated: algorithmic problem solving across DP, greedy, graph traversal, backtracking; modular design and clean code; Git-based collaboration with traceable commits.
August 2025
44 Commits • 36 Features
Aug 1, 2025Monthly performance summary for 2025-08 (CTStudyGroup/BOJ): The month delivered a broad portfolio of algorithmic solutions and tooling, expanding problem coverage, improving reliability, and delivering tangible business value through faster problem-solving and reusable tooling. Key highlights include the addition of a utility script to automate recurring tasks and end-to-end implementations for a wide set of BOJ problems across graph, greedy, DP, and string domains. This work enhances learning, benchmarking, and code reuse, reduces manual toil, and demonstrates strong software craftsmanship and collaboration.
44 Commits • 36 Features
Aug 1, 2025Monthly performance summary for 2025-08 (CTStudyGroup/BOJ): The month delivered a broad portfolio of algorithmic solutions and tooling, expanding problem coverage, improving reliability, and delivering tangible business value through faster problem-solving and reusable tooling. Key highlights include the addition of a utility script to automate recurring tasks and end-to-end implementations for a wide set of BOJ problems across graph, greedy, DP, and string domains. This work enhances learning, benchmarking, and code reuse, reduces manual toil, and demonstrates strong software craftsmanship and collaboration.
August 2025
Activity
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Quality Metrics
Correctness89.6%
Maintainability82.6%
Architecture78.0%
Performance79.6%
AI Usage20.2%
Skills & Technologies
Programming Languages
Python
Technical Skills
AlgorithmAlgorithm DesignAlgorithm ImplementationAlgorithmsBacktrackingBinary SearchBinary Search TreeBreadth-First Search (BFS)CombinatoricsCompetitive ProgrammingData StructuresDepth First SearchDepth First Search (DFS)Dijkstra's AlgorithmDisjoint Set Union
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline