Sudoku App

A React-based Sudoku game built with React, Tailwind CSS, and vanilla JavaScript.

Features

• Generate Random Puzzles: Three difficulty levels (Easy, Medium, Hard)
• Interactive Grid: Click on cells to select and enter numbers (1-9)
• Auto-solve: Solve any puzzle instantly with the Solve button
• Reset: Clear your progress and start over
• Validation: Highlights incorrect entries and validates the complete solution
• Responsive Design: Works on desktop and mobile devices

How to Play

1. Select a difficulty level to generate a new puzzle
2. Click on empty cells and type numbers 1-9
3. Fill the grid so that every row, column, and 3x3 box contains the digits 1-9
4. Click "Solve" for an instant solution
5. Click "Reset" to clear your entries and try again

Technologies Used

• React 19.1.0
• Tailwind CSS 4
• JavaScript ES6+

Running the App

Simply open index.html in a modern web browser. The app uses CDN imports for React and Tailwind CSS.