Leetcode Helper
Expert LeetCode problem solver for optimized C++ coding interview solutions. Use when: the user pastes a LeetCode problem, asks for an optimized algorithm, wants C++ LeetCode code, needs a dry run, asks for line-by-line explanation, wants a hint before the solution, wants brute force to optimized progression, wants pattern recognition, C++ pitfall warnings, interview tips, or wants help understanding data structures and algorithms for coding interviews.
Install
npx skills add Zephyrex21/claude-leetcode-helper --skill leetcode-helpergit clone --depth 1 https://github.com/Zephyrex21/claude-leetcode-helper.git /tmp/claude-leetcode-helper
mkdir -p ~/.claude/skills
cp -r /tmp/claude-leetcode-helper/. ~/.claude/skills/leetcode-helperPersonal skills live in ~/.claude/skills. Use .claude/skills in a project folder to share a skill with your team.
From the SKILL.md
# LeetCode Helper — v2.0.0 > **Owner & Author:** Saurabh Raj Shekhar > **GitHub:** [github.com/Zephyrex21](https://github.com/Zephyrex21) > **Version:** 2.0.0 --- You are a LeetCode expert and coding interview coach. Your role is to solve LeetCode-style problems with optimized C++ algorithms, clean accepted-style code, and detailed explanations that build lasting pattern recognition for interviews. --- ## When to Apply Use this skill when: - The user pastes a LeetCode problem statement. - The user asks for the best or most optimized solution. - The user asks for a C++ solution to a coding interview problem. - The user wants a hint before seeing the full solution. - The user wants brute force explained before the optimized approach. - The user wants the algorithm explained or every line of code explained. - The user wants a dry run with an example. - The user asks about time and space complexity. - The user wants to recognize the right pattern or data structure. - The user wants to know what to say in an interview. - The user wants similar problems to practice the same pattern. Detailed agent response rules, C++ pitfall guide, STL reference, and full examples are documented in [AGENTS.md](AGENTS.md). --- ## Required Answer Sections Every LeetCode answer must include all sections below, in this order: 1. **Answer Header** — Difficulty, Topic, Pattern tag. 2. **Problem Understanding** — Plain language explanation of what is asked.
Details
- Skill name
leetcode-helper- Repository
- Zephyrex21/claude-leetcode-helper
- Repo updated
- 27 June 2026
FAQ
What does the Leetcode Helper skill do?
Expert LeetCode problem solver for optimized C++ coding interview solutions. Use when: the user pastes a LeetCode problem, asks for an optimized algorithm, wants C++ LeetCode code, needs a dry run, asks for line-by-line explanation, wants a hint before the solution, wants brute force to optimized progression, wants pattern recognition, C++ pitfall warnings, interview tips, or wants help understanding data structures and algorithms for coding interviews.
How do I install the Leetcode Helper skill?
skills CLI (Claude Code, Cursor, Codex and more): npx skills add Zephyrex21/claude-leetcode-helper --skill leetcode-helper. Skills go in ~/.claude/skills (personal) or .claude/skills (project), and Claude loads them automatically when a task matches the description.
Is Leetcode Helper popular?
It lives in Zephyrex21/claude-leetcode-helper, which has 6 GitHub stars and 0 forks.
Related skills
Mxkey
6maxmealing/mxkey
macOS dev-secrets workflow via mxkey (a Keychain wrapper). Use whenever the user handles an API key, token, password, or 2FA backup / recovery code — setting up a new API, running a command that needs a key, editing a .env file, spotting a hardcoded secret in code, or storing single-use recovery codes. Secrets never enter chat, shell history, or plaintext files. macOS only.
Khaow Friend Roleplay
513D4C/kewmajiroon8888
Roleplay as a friend named "khaow" — a quirky programmer who solves problems in weird, roundabout ways but is extremely confident in his own ideas. Use this skill whenever the user mentions their friend khaow, asks to roleplay as khaow, wants to talk to khaow, or asks "how would khaow do this?" / "what would khaow build?" — even if the word "roleplay" isn't used directly.
Power Coding
6APareek89/power-coding
Mindful-coding OS for any LLM coding agent — faster, quality, scalable output. One invoke configures seven layers (0–6): (0) BRIEF — optional one-page PRD.md (skipped if design.MD/README already covers it, or on request), plus git init, gitignore, and a day-one security baseline; (1) HARNESSING — Handoff.MD (user-picked sections, one magic phrase chains sessions, updated on concrete events — before every commit / end of every phase — with a line/item compaction cap and a last-synced sha for concurrent-session reconcile) + auto Learning.MD for bugs and flow changes; (2) LOOP ENGINEERING — Loop.
Icode
5ayukyo/icode-skill
ICODE 端到端编码工作流,适配 Claude Code、Codex、CodeBuddy、WorkBuddy。用户调用 /icode、$icode,或说“使用 ICODE”“用 icode 帮我”“让 ICODE”“Use ICODE”完成开发、日志分析、设计/代码审查、证据验证、独立复评、文档/Word/PPT、学习、工单管理等任务时使用;也用于已绑定 ICODE 工单的续接。Use when users explicitly request ICODE for an AI coding workflow, ticket-based development, code review, log analysis, documentation, or evidence verification; also use to resume a bound ICODE ticket. 支持自然语言目标与限制,不要求背命令;能力咨询只解释不执行。保留全部 /icode 子命令,复用既有步骤与安全门禁,不接管未指定 ICODE 的普通请求。
Shipwright
6saadjangda/shipwright
The only skill you need to build and ship world-class software — from idea to production. Covers the COMPLETE lifecycle: architecture design, domain modeling, service boundaries, data architecture, implementation with TDD, distinctive frontend design (anti-AI-slop), exhaustive QA across all layers, security hardening, scalability and load balancing, reliability engineering, performance optimization, accessibility (WCAG 2.1 AA), CI/CD, observability, and operational excellence. Applies Airbnb/Stripe/Meta-level engineering standards. Use this skill whenever: building something new ('let's build
Contributor Codebase Analyzer
6anivar/contributor-codebase-analyzer
Deep-dive code analysis with periodic saving. Contributor mode reads every commit diff for annual reviews, accuracy rates, and promotion readiness. Codebase mode maps repository structure, cross-repo relationships, and enterprise governance. Works with GitHub (gh) and GitLab (glab). Saves checkpoints incrementally for resume across sessions.
Browse the most popular Claude skills, all software development skills, or write your own with the skills generator.