README.md

Calculator with History (Python)

This is a command-line based calculator application written in Python.
It performs basic arithmetic operations and stores the history of calculations in a text file.

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📌 Features

• Supports basic operations:
  • Addition (+)
  • Subtraction (-)
  • Multiplication (*)
  • Division (/)
• Accepts inputs in both formats:
  • 2 + 2
  • 2+2
• Saves calculation history to a file
• Allows users to:
  • View history
  • Clear history
  • Exit the program
• Handles invalid inputs and division by zero gracefully

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🛠️ Technologies Used

• Python 3
• File Handling
• Regular Expressions
• Command Line Interface (CLI)