Calculator App

Description

This calculator app was made in 4 hours and 40mins. The app can be visited here.

Instructions

Task

• Create a single page application of a calculator using React.
• If you don't know where to start, open the calculator app of your smartphone.

Must have

We will pay attention to the following points when reviewing your code:

• It is possible to perform basic operations (+ - x /).
• The calculator is well designed and user-friendly.
• The code is clean and readable.

Nice to have

For more points, feel free to pimp up the calculator. Here is a non-exhaustive list of features you could add:

• Show an history of the previous operations
• Add the possibility to use the numeric keys of your keyboard
• Add an undo/delete button
• Include an easter egg (use your creativity)
• Add a dark mode
• Add a demo page
• Perform more complex operations (square, square root, log, etc...)
• Make the app responsive
• Include tests in your code
• Add an authentication process before accessing the calculator
• Handle multiple languages
• Anything you think of !
• etc ...

Technologies

• React
• Typescript
• Tailwind CSS