Setting up an environment for coding is not hard. I can just open a workspace in VS Code, and pull some template on GitHub. However, I want something that can be accessed from the cloud and hot-reload automatically just by specifying Day X Problem Y instead of typing the commands in the terminal to run a specific problem. See example below: — In this setup Chose CodeSandbox as a cloud environment as it’s easy to setup and can be accessed anywhere on any device.