how to code racket 123 - backtracking(mutual recursion)

jest learn how to code and program well for absolute beginners 0:00 intro 0:13 filesystem-p3 spoilers 0:42 review find-filesize 1:54 searching sub dirs 2:48 backtracking to docs 3:49 searching for school hello.txt 5:00 why does it backtrack 6:00 math example backtrack 8:04 the stack 10:30 the animated stack 11:39 visualizing the stack with debugger 12:52 changing to full racket lang for debugger 15:46 conclusion Exercise problems and writeups: https://howtocode.pages.dev/trees#stack_model Practice Problems: https://jestlearn.com/how_to_code/ Installation and DrRacket configuration settings: https://howtocode.pages.dev/installation Download Racket: https://racket-lang.org/download/ Why all the parenthesis?: https://howtocode.pages.dev/introduction#why_all_the_parenthesis? Join us on discord, feel free to ask for help: https://discord.com/invite/6Zq8sH5 patreon: https://www.patreon.com/jestarray/