[sn9]

Read Cal Newport's books on study habits.

Learn to use Anki to leverage spaced repetition to intentionally put things into your long term memory. This step comes after understanding though.

Don't rely on AI to do anything you don't know how to do yourself. (You can use it to learn, but then make sure you independently verify and internalize the information.)

Use Math Academy to learn math ahead of time. Then take as much math as you can.

Use pen and paper to do your thinking and problem solving before writing a line of code.