Hiring process8 levels
  1. 1 IQ Test
  2. 2 Additional Online Test (If Required)
  3. 3 Office Interview with Hiring Manager
  4. 4 Unpaid Test Task (Motivation Check)
  5. 5 Paid Test Task and Follow-Up Interview
  6. 6 Iterative Paid Test Tasks
  7. 7 Office Verification
  8. 8 Final Interview with the Founder

Problems > Minimum Eating Speed > Editorial

Minimum Eating Speed — Solution & Editorial

Back to the Problem

Hours needed is non-increasing in k — binary search k in [1, max pile], computing ∑⌈p/k⌉ per candidate.

Complexity: O(N log max)

Watch out: Use integer ceiling (p + k - 1) / k, not floating point.