🧠 LeetCode Python Solutions

A curated collection of Python solutions to LeetCode problems, organized by difficulty and topic for easy navigation and learning. Each problem includes a brief description, solution file, and tutorials for deeper understanding.

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📌 Navigation

🧠 Workflow • 📘 Resources • 🎯 Study Plan • 📊 Progress • 🧑‍💻 Contribute • 📜 Code of Conduct

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🚀 Features

• ✅ Organized by Problem ID & Difficulty (Easy / Medium / Hard)
• 📂 Solutions in separate Python files with docstrings
• 🧪 Optional pytest tests in tests/
• ⚙️ Scripts in tools/ for automation (generate README, new problem template)
• 🔗 Tutorials and explanations for selected problems
• 📊 Progress tracker for problems solved

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📈 Progress Tracker

Difficulty	Solved	Total	Progress
Easy	5	50	🟩🟩🟩⬜⬜
Medium	5	50	🟩🟩⬜⬜⬜
Hard	2	25	🟩⬜⬜⬜⬜

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📚 Learning Resources

• LeetCode — official platform
• NeetCode.io — curated solutions
• Striver’s SDE Sheet
• Abdul Bari YouTube — DS & Algo tutorials
• CS50 Algorithms — fundamental algorithms
• GeeksforGeeks — problem explanations
• Books: Cracking the Coding Interview, Elements of Programming Interviews in Python

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🎯 Study Plan

Week	Focus	Problems
1	Arrays & Strings	10 Easy, 5 Medium
2	Linked List, Stack, Queue	10 Easy, 5 Medium
3	Trees & Recursion	10 Medium
4	DP & Graphs	5 Medium, 3 Hard

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🧩 Problem Table

Use tools/generate_readme_table.py to auto-populate this table.

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🏗️ Folder Structure

LeetCode-Python-Solutions/
├── README.md
├── CODE_OF_CONDUCT.md
├── CONTRIBUTING.md
├── LICENSE
├── requirements.txt
├── solutions/
│   ├── easy/
│   ├── medium/
│   ├── hard/
│   └── topics/
├── tests/
├── docs/
│   ├── workflow.md
│   ├── resources.md
│   ├── study_plan.md
│   ├── progress.md
│   └── tutorials/
├── tools/
│   ├── generate_readme_table.py
│   └── new_problem_template.py
├── .github/workflows/python-test.yml
└── assets/diagrams/

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⚙️ Quick Start

# Clone the repo
git clone https://github.com/im-vishu/LeetCode-Python-Solutions.git
cd LeetCode-Python-Solutions

# Install dependencies
pip install -r requirements.txt

# Run a specific solution
python solutions/easy/0001_two_sum.py

# Run all tests
pytest -v

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📝 Contributing

Please read CONTRIBUTING.md and follow the Code of Conduct.

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🌟 Acknowledgments

• Inspired by NeetCode, Striver’s SDE Sheet, and GeeksforGeeks
• Community contributions from GitHub users

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🔗 Author

@im-vishu | LinkedIn