Calculator

This Calculator allows user to compute basic calculations. It supports inputs given via keyboard keys.

Usage

User can use mouse or keyboard to give input to the app.

For Keyboard Inputs:

1. Numerical keys from 0-9 for values and (+,/,-,*,%) for operators

2. 'Backspcace' for removing one single value

3. 'Enter' to display the result and 'C' to clear all display