For Macintosh users, you already have Linux$/$Unix$,$ so you just need to install Git and you can follow the same procedure to generate the GitHub ssh key. You need to practice doing clear clean commits of single files and merging locally and remotly on GitHub using a pull request. Put "Hello Professor" in the readme.md file and use Markdown to format it$.$ Explain it to me like im $5$yo cause my prof tutorial is only on linux and im mac user.