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MinjiJeon

PROFILE

Minjijeon

During July 2025, Minji contributed to the DaleStudy/leetcode-study repository by improving core algorithm solutions in TypeScript and JavaScript. She corrected a logic flaw in the containsDuplicate function, implementing a Set-based O(n) approach to enhance both correctness and performance for duplicate detection in arrays. Additionally, Minji developed a brute-force solution for the Two Sum problem, providing a clear baseline for future optimizations. Her work included targeted linting and code refactoring, which improved code maintainability and reliability for learners. These updates established a more robust foundation for algorithm study and streamlined evaluation workflows within the project’s codebase.

Overall Statistics

Feature vs Bugs

50%Features

Repository Contributions

5Total
Bugs
1
Commits
5
Features
1
Lines of code
46
Activity Months1

Work History

July 2025

5 Commits • 1 Features

Jul 1, 2025

Month: 2025-07 — Performance-focused month for DaleStudy/leetcode-study. Delivered critical correctness and performance improvements for core algorithms, added a baseline brute-force solution for Two Sum, and enhanced code quality through lint fixes. These changes improve reliability on duplicates detection and establish a solid baseline for common algorithm problems, enabling faster study and evaluation workflows for users.

Activity

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Quality Metrics

Correctness72.0%
Maintainability80.0%
Architecture60.0%
Performance68.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

TypeScript

Technical Skills

AlgorithmAlgorithm ImplementationAlgorithm OptimizationArray ManipulationCode RefactoringData StructuresJavaScriptLintingTypeScript

Repositories Contributed To

1 repo

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

DaleStudy/leetcode-study

Jul 2025 Jul 2025
1 Month active

Languages Used

TypeScript

Technical Skills

AlgorithmAlgorithm ImplementationAlgorithm OptimizationArray ManipulationCode RefactoringData Structures

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