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  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 > Sequence j=5a+5b (j0=1,j1=2) > Editorial

Sequence j=5a+5b (j0=1,j1=2) — Solution & Editorial

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2×2 companion matrix exponentiation.

Complexity: O(log N)