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sangminlee98

PROFILE

Sangminlee98

Over a two-month period, contributed to the Live-Coding-Test/Algorithm-study repository by developing five algorithmic features focused on array manipulation, graph traversal, and combinatorics using JavaScript and TypeScript. Delivered utilities such as a pattern difference counter for numeric arrays, a 2D grid connected components counter leveraging breadth-first search, and a clothing outfit combinations calculator based on frequency mapping. Established a reusable coding challenge algorithms library and set up repository scaffolding to streamline future test infrastructure. Emphasized code quality through incremental commits, input validation, and maintainable structures, enabling faster problem solving and supporting onboarding for algorithmic problem sets without reported critical defects.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

13Total
Bugs
0
Commits
13
Features
5
Lines of code
297
Activity Months2

Work History

March 2025

10 Commits • 2 Features

Mar 1, 2025

March 2025 – Key deliverables: 1) Coding Challenge Algorithms Library (JS/TS) delivering common algorithm solutions for array/number problems (e.g., next greater element, boat optimization, subarray sums, largest number from array, path counting) with solutions spanning 87차 to 89차 문제풀이. 2) Repository Scaffolding for live8/test89 to accelerate test infrastructure setup. Note: no major bug fixes required this month; one 89차 문제풀이 was not passed, informing iterative improvements. Impact: provides a reusable, scalable algorithm toolkit and ready-to-use test scaffolding that reduce time-to-solution for coding challenges and onboarding. Technologies/skills demonstrated: JavaScript/TypeScript, algorithm design, problem-solving patterns, and disciplined repository organization with a clear commit history.

February 2025

3 Commits • 3 Features

Feb 1, 2025

February 2025 — Live-Coding-Test/Algorithm-study: Key features delivered include Pattern Difference Counter for Numeric Arrays (JS), 2D Grid Connected Components Counter using BFS, and Clothing Outfit Combinations Calculator. Major bugs fixed focused on edge-case handling and input validation; no critical defects reported. Overall impact: improved reliability and scalability of algorithmic utilities, enabling faster problem solving and reusable components across problem sets. Technologies/skills demonstrated: JavaScript, algorithm design (sorting, scanning subarrays; BFS for connected components), combinatorics and frequency maps, performance considerations, and code quality through commit-based development.

Activity

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Quality Metrics

Correctness89.2%
Maintainability89.2%
Architecture80.0%
Performance83.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

JavaScript

Technical Skills

AlgorithmArray ManipulationBreadth-First Search (BFS)CombinatoricsData StructuresFile I/OGraph TraversalGreedy AlgorithmJavaScriptProblem SolvingSliding WindowSortingStackSubarray Sum

Repositories Contributed To

1 repo

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

Live-Coding-Test/Algorithm-study

Feb 2025 Mar 2025
2 Months active

Languages Used

JavaScript

Technical Skills

AlgorithmArray ManipulationBreadth-First Search (BFS)CombinatoricsGraph TraversalJavaScript