You can look on the web, just like we can.
Use a bit of initiative and do some of the preliminary work yourself and when you get stuck, ask for a small amount of guidance.
You might feel offended, but that’s just the way your request came over:
Hey, I’ve got TWO PARTS. Now I want you to search through your enormous stash of circuits and dig up a circuit that exactly satisfies my requirements.
I don't want to do any work for this assignment. I just want to be spoon-fed.