🎮 Online Quiz Game System

A console-based quiz game in Java with multiple categories, scoring system, leaderboards, and interactive gameplay features.

✨ Features

• Multiple Categories: Science, History, Geography, Sports, Technology
• Smart Scoring: Points based on difficulty (10/20/30 pts) with 25% penalty for wrong answers
• Player Profiles: Track scores, accuracy, and game history
• Leaderboard: Top 10 players ranked by total score
• Interactive Lifelines: Hints and skip options during quiz
• Custom Questions: Add your own questions to the game

🚀 Quick Start

# Clone the repository
git clone https://github.com/yourusername/online-quiz-game.git

# Compile
javac *.java

# Run
java OnlineQuizGame

🎯 How to Play

1. Enter your name to login
2. Select "Start New Quiz" from the main menu
3. Choose a category or "All Categories"
4. Answer questions (1-4) or use:
   • h for hint
   • s to skip question
5. View your final score and leaderboard ranking

📁 Project Structure

• OnlineQuizGame.java - Main application controller
• QuizEngine.java - Quiz execution logic
• QuestionManager.java - Question storage and retrieval
• Player.java - Player profiles and statistics
• Leaderboard.java - Ranking system
• Question.java & QuizAttempt.java - Data models

🔧 Requirements

• Java JDK 8 or higher

🤝 Contributing

Contributions welcome! Fork the repo and submit a pull request.

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Happy Quizzing! 🏆