Pls chwck my code fibonacci and help me ???

Question

gift for u

Answer 1

do like this
https://code.sololearn.com/cQ1fYll0NeuF/?ref=app

Answer 2

it's not next = s
u have to write s = next in ur code

Answer 3

no use check the answer it is incorrect check right expo also

Answer 4

give binary search in array c