[system design] Ad Click Aggregator part2

We will solve this system design exercise: Ad Click Aggregator

This is part 2: we will read the official solution, and ask ClaudeCode to produce a solution as well.

Organization:

• we read the requirements
• we do the class design individually, in 20 minutes
• we present our designs, and discuss them
• we write the pseudo code for the most important logic, individually, in 20 minutes
• we present our pseudo code
• we read the follow up questions, and discuss them together

Requirements:

• do not join if your microphone does not work
• have at least a basic understanding of one programming language, and about object oriented programming
• you are willing to commit 2 hours of your time

Note: we should focus more on interview requirements