Very Simple Calculator 🧮

A minimal command-line calculator built entirely using basic Python concepts — no external libraries, no advanced frameworks. It uses functions, loops, conditionals, and file handling to create a simple but functional calculator with history support.

Supports basic arithmetic operations (+, -, *, /) and keeps a history of all calculations in a text file.

🚀 Features

Perform simple arithmetic calculations

Supports: Addition, Subtraction, Multiplication, Division

Saves every calculation to a file: History.txt

View history of previous calculations

Clear full history with one command

Enter your expression in the format:

a + b a - b a * b a / b