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 > Around the Circuit > Editorial

Around the Circuit — Solution & Editorial

Back to the Problem

If total gas ≥ total cost a solution exists. Sweep once: whenever the running tank goes negative, no station in the failed stretch can start — restart just after it.

Complexity: O(N)