HackerRank
This repository includes HackerRank Solutions
Install / Use
/learn @edaaydinea/HackerRankQuality Score
Category
Data & AnalyticsSupported Platforms
Tags
README
HackerRank | Practice, Tutorials & Interview Preparation Solutions
This repository consists of solutions to HackerRank practice, tutorials, and interview preparation problems with Python, SQL, C++, and Java.
Personal HackerRank Profile
HackerRank Badges
<p align="left"> <img alt="Problem Solving" src="https://raw.githubusercontent.com/edaaydinea/HackerRank/master/Badges/problem-solving_stars_6.png" width = 100 > <img alt="30 Days of Code" src="https://raw.githubusercontent.com/edaaydinea/HackerRank/master/Badges/30-days-of-code_5_star.png" width = 100 > <img alt="10 Days of Statistics" src="https://raw.githubusercontent.com/edaaydinea/HackerRank/master/Badges/10_days_of_statistics_5_star.png" width = 100 > <img alt="Python" src="https://raw.githubusercontent.com/edaaydinea/HackerRank/master/Badges/python_5_star.png" width = 100 > <img alt="Java" src="https://raw.githubusercontent.com/edaaydinea/HackerRank/master/Badges/java_5_star.png" width = 110 > <img alt="SQL" src="https://raw.githubusercontent.com/edaaydinea/HackerRank/master/Badges/sql_5_star.png" width = 100 > </p>HackerRank Certificates
<p align="left"> <a href="Skills%20Certification/Problem%20Solving%20(Basic).png"> <img src="Badges/problem_solving_basic_skill.png" alt="Problem Solving (Basic) Certificate"/></a> <a href="Skills%20Certification/Problem%20Solving%20(Intermediate).png"> <img src="Badges/problem_solving_intermediate_skill.png" width = 86 alt="Problem Solving (Intermediate) Certificate"/></a> <a href="Skills%20Certification/Python%20(Basic)%20Certificate.png"> <img src="Badges/python_basic_skill.png" alt="Python (Basic) Certificate"/></a> <a href="Skills%20Certification/Java%20(Basic).png"> <img src="Badges/java_basic_skill.png" alt="Java (Basic) Certificate"/></a> <a href="Skills%20Certification/SQL%20(Basic)%20Certificate.png"> <img src="Badges/sql_basic_skill.png" alt="SQL (Basic) Certificate"/></a> <a href="Skills%20Certification/SQL%20(Intermediate).png"> <img src="Badges/sql_intermediate_skill.png" alt="SQL (Intermediate) Certificate"/> </a> <a href="Skills%20Certification/SQL (Advanced).png"> <img src="Badges/SQL_adv_badge.png" width = 86 alt="SQL (Advanced) Certificate"/> </a> </p>HackerRank Role Certificates
<p align="left"> <a href="Skills%20Certification/Software Engineer Intern.png"> <img src="Badges/se_intern_badge.png" width = 86 alt="Software Engineer Intern Certificate"/></a> <a href="Skills%20Certification/Software Engineer.png"> <img src="Badges/se_badge.png" width = 86 alt="Software Engineer Certificate"/></a> </p>Related Skills
oracle
339.5kBest practices for using the oracle CLI (prompt + file bundling, engines, sessions, and file attachment patterns).
prose
339.5kOpenProse VM skill pack. Activate on any `prose` command, .prose files, or OpenProse mentions; orchestrates multi-agent workflows.
claude-opus-4-5-migration
83.9kMigrate prompts and code from Claude Sonnet 4.0, Sonnet 4.5, or Opus 4.1 to Opus 4.5
Command Development
83.9kThis skill should be used when the user asks to "create a slash command", "add a command", "write a custom command", "define command arguments", "use command frontmatter", "organize commands", "create command with file references", "interactive command", "use AskUserQuestion in command", or needs guidance on slash command structure, YAML frontmatter fields, dynamic arguments, bash execution in commands, user interaction patterns, or command development best practices for Claude Code.
