A function returns 0 for n = 0, 1 for n = 1, and fib(n-1) + fib(n-2) for larger n. What is fib(7)?
Answer and explanation
Correct answer: B. 13
- Step 1: The sequence is 0, 1, 1, 2, 3, 5, 8, 13.
- Step 2: fib(7) = 13.
Answer
13.
Why not the others: 8, 21 and 14 do not fit.
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