# Java Calculator

A simple calculator application built with Java Swing. This calculator provides basic arithmetic operations with a graphical user interface.

## Features
- Basic arithmetic operations (addition, subtraction, multiplication, division)
- Clear button to reset calculations
- User-friendly GUI interface
- Error handling for division by zero

## Requirements
- Java JDK 8 or higher

## How to Run
1. Compile the program:
```bash
javac cal.java
```

2. Run the program:
```bash
java cal
```

## Usage
- Click the number buttons to input numbers
- Use the operator buttons (+, -, *, /) to perform calculations
- Press '=' to see the result
- Press 'C' to clear the current calculation