Challenge .....Find whether the given number is in fibonacci series or not...

Question

fibonacci series is:=> 0,1,1,2,3,5,8,13,and so on..
Example.-------------------------
input.-- 13
output.-- "it is in fibonacci series."

Answer 1

Here

https://code.sololearn.com/clcpQeHnAL4e/?ref=app

Answer 2

my code! 🐍
https://code.sololearn.com/cC4nsz7I4pV3/?ref=app

Answer 3

A Python solution
https://code.sololearn.com/cE3btK1vQd25/?ref=app

Answer 4

https://code.sololearn.com/cKhj4V4IrcpK/?ref=app

Answer 5

My response in Ruby:

https://code.sololearn.com/crlcNlIDmtsx/?ref=app