Focs-168 May 2026

When you finish this class, you will no longer be a "scripter" who glues libraries together. You will be a . You will know how to build things from scratch. You will know why while(true) crashes your laptop.

I’m here to tell you that right now—in the middle of the struggle—is exactly when the magic happens. FOCS-168

You’re staring at a whiteboard full of recursion trees. Your debugging console is screaming about a “Segfault” (or an IndexError ). And somewhere in the back of your mind, you’re wondering: “When will I ever need to know how to reverse a linked list manually?” When you finish this class, you will no

I typed ./my_program into my own terminal, and it worked. When you finish this class