CS208 Introduction to Computer Systems
Friday, 19 September 2025

+ Today
- One more LLM note
- Questions
- Looking a little closer at Saturday's assignment
- Integers and boolean expressions
    - !, &&, and || and the nature of TRUE & FALSE in C
    - negative integers and two's complement

+ LLM use in assignments
- See the Course Info page section on LLMs
- Use an LLM in a homework assignment? Tell me
    - which LLM did you use? (ChatGPT, Gemini, whatever)
    - what prompts?
    - describe which portion(s) of your work were
        written or drafted by the LLM
    - put it all in a file named "LLM-bits.txt"
        (for the "bits" assignment), or .md or .pdf
        or .docx if you prefer.

+ C and bits
- boolean expressions
- bitwise operators
- ...

+ The assignment

+ Questions

+ Negative integers in int variables
- how to store a negative integer value in an int?
- two's complement