DaleStudy/leetcode-study
Jun 2026 – Jul 2026
2 Months active
Languages Used
No languages
Technical Skills
AlgorithmsData StructuresDynamic ProgrammingHash MapsPythonBacktracking
SungHo Choi
PROFILE
Sungho Choi
Contributed to the DaleStudy/leetcode-study repository by developing a comprehensive LeetCode solutions library focused on algorithms, data structures, and dynamic programming using Python. Over two months, delivered features that expanded problem coverage across arrays, strings, recursion, and binary trees, implementing solutions such as two sum, top k frequent elements, and validate BST. Emphasized code quality through deduplication, formatting improvements, and clear per-problem organization with explanatory comments. Enhanced documentation included time and space complexity analyses to support onboarding and learning. Maintained disciplined, traceable development with descriptive commits, resulting in a reusable practice resource for interview preparation and developer education.
Overall Statistics
Feature vs Bugs
100%Features
Repository Contributions
3Total
Bugs
0
Commits
3
Features
2
Lines of code
386
Activity Months2
Your Network
310 peopleWork History
July 2026
2 Commits • 1 Features
Jul 1, 2026July 2026 monthly summary for DaleStudy/leetcode-study. Focused feature development around LeetCode practice materials with careful documentation and measurable impact. Delivered a reusable practice library and added complexity analyses to guide optimization and learning.
2 Commits • 1 Features
Jul 1, 2026July 2026 monthly summary for DaleStudy/leetcode-study. Focused feature development around LeetCode practice materials with careful documentation and measurable impact. Delivered a reusable practice library and added complexity analyses to guide optimization and learning.
July 2026
June 2026
1 Commits • 1 Features
Jun 1, 2026June 2026 monthly summary for DaleStudy/leetcode-study focused on expanding the LeetCode Solutions Library and improving code quality to enhance business value and developer learning.
June 2026
1 Commits • 1 Features
Jun 1, 2026June 2026 monthly summary for DaleStudy/leetcode-study focused on expanding the LeetCode Solutions Library and improving code quality to enhance business value and developer learning.
Activity
Loading activity data...
Quality Metrics
Correctness93.4%
Maintainability93.4%
Architecture80.0%
Performance86.6%
AI Usage60.0%
Skills & Technologies
Programming Languages
No languages yet
Technical Skills
AlgorithmsBacktrackingData StructuresDynamic ProgrammingHash MapsPython
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline