READ_ONLY_ACCESS
[
  {
    "id": "ct-w04-000",
    "front": "Week 4 Diagnostic: If an outer loop runs N times and an inner loop runs N times for each outer iteration, what is the total number of inner loop executions?",
    "back": "Answer: B — Nested iterations multiply execution counts: N * N = N^2."
  },
  {
    "id": "ct-w04-001",
    "front": "Week 4 Diagnostic: In the Birthday Paradox, approximately how many people are needed in a room for the probability of a shared birthday to exceed 50%?",
    "back": "Answer: 23 — The classic Birthday Paradox requires only 23 people for a >= 50.7% chance of at least one shared birthday."
  }
]