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LeetCode Solver Bot

An automated bot that solves LeetCode problems using GPT-4 and browser automation. Built with Python, Playwright, and AgentQL.

Features

  • Automated login to LeetCode
  • Random problem selection
  • Intelligent solution generation using GPT-4
  • Automatic code submission
  • Persistent login state management
  • Detailed logging system

Prerequisites

  • Python 3.12+
  • Poetry for dependency management
  • OpenAI API key
  • AgentQL API key
  • LeetCode account

Installation

  1. Clone the repository:
git clone https://github.com/yourusername/leetcode-solver.git
cd leetcode-solver
  1. Install dependencies using Poetry:
poetry install
  1. Install Playwright browsers:
poetry run playwright install
  1. Create a .env file based on .env.example:
cp .env.example .env
  1. Add your API keys to .env:
OPENAI_API_KEY=your_openai_api_key
AGENTQL_API_KEY=your_agentql_api_key
LEETCODE_USERNAME=your_leetcode_username
LEETCODE_PASSWORD=your_leetcode_password

Usage

Run the bot with Poetry:

poetry run python src/bot.py [number_of_problems]

The number_of_problems argument is optional and defaults to 1.

Project Structure

  • src/
    • bot.py - Main entry point
    • utils/ - Utility functions
      • login.py - LeetCode login handling
      • select_random.py - Random problem selection
      • solve_problem.py - Problem solving logic
  • logs/ - Log files directory
  • .env - Environment variables
  • leetcode_login.json - Persistent login state

Dependencies

  • playwright - Browser automation
  • agentql - Web scraping and element selection
  • openai - GPT-4 API integration
  • python-dotenv - Environment variable management
  • black - Code formatting

License

This project is licensed under the GNU General Public License - see the LICENSE file for details.

Contributing

Contributions are welcome! Please feel free to submit a Pull Request.

Notes

  • The bot uses GPT-4 for solution generation, which requires an OpenAI API key with GPT-4 access
  • Solutions are formatted with 4-space indentation
  • Login state is saved to avoid repeated logins
  • Detailed logs are saved in the logs directory