ANONYMOUS wrote: Thanks for the suggestion. The output currently produced by the sample solution is printed as the program executes, reporting its actions as a hint (of one way) that the project can be constructed, and doesn't perform any additional pre- or post- actions. But I'll look into it. If you find a visual representation of directories helpful to understand "what's there", you may like the utility program tree - https://cli-ck.io/tree-directory-visualisation/ - which runs on both Linux and macOS, though you'll likely need to install it (with apt install tree or brew install tree, respectively). Here's also a good summary of some other tools: https://www.baeldung.com/linux/print-tree-directory-structure