Description

This is a simple calculator web application created using HTML, CSS, and JavaScript. It allows users to perform basic arithmetic operations such as addition, subtraction, multiplication, and division. The calculator also handles infix expressions and includes optional memory functionalities.

Usage

1. Keyboard Input:

   • Press number keys (0-9) on your keyboard to input numbers.
   • Use the following keys for arithmetic operations:
     • Addition: +
     • Subtraction: -
     • Multiplication: *
     • Division: /
   • Press Enter or = to evaluate the expression.

2. Mouse Input:

   • Click on the buttons for numbers and arithmetic operations to input expressions.
   • Click on the "Enter" button to evaluate the expression.