Problem 3092. Return fibonacci sequence do not use loop and condition

Created by Binbin Qi

Solve Later

Calculate the nth Fibonacci number.
Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ...
Examples:
 Input  n = 5
 Output f is 5
 Input  n = 7
 Output f is 13
but, loop and conditional statement is forbidden

Solve

Solution Stats

3036 Solutions
848 Solvers

Last Solution submitted on Dec 29, 2025

Last 200 Solutions

Problem Comments

7 Comments

7 Comments

Show 4 older comments

Rafael S.T. Vieira on 12 Jul 2020

Solve other problems from the problem set, Basics - Fibonacci, and the answer will reveal itself to you (after a little reflection). I promise.

泽丰张 on 12 Sep 2020

Could you please tell me how to use recursion without condition?

Denilson Menezes on 17 Sep 2020

Nice!

Jiseon Shin on 1 Nov 2020

Interesting problem!!

Miroslav Popovic on 4 Feb 2022

It does require understanding of linear reccurence relations with constant coefficients. Interesting problem overall

Tran Tran on 20 Mar 2022

Hint Instead using round which is forbidden.Try cast to other data types guys ( ͡° ͜ʖ ͡°)

Lam Thai Nguyen on 28 Dec 2023

you can use golden ratio for this problem.

Solution Comments

Show comments

Problem Recent Solvers848

Problem Tags

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Problem 3092. Return fibonacci sequence do not use loop and condition

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers848

Suggested Problems

More from this Author17

Problem Tags

Community Treasure Hunt

Problem 3092. Return fibonacci sequence do not use loop and condition

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers848

Suggested Problems

More from this Author17

Problem Tags

Community Treasure Hunt

Players