fibanacci.rb

def recursive_fib(n)
	if n <= 1 
		return n
	else
		result = recursive_fib(n-2) + recursive_fib(n-1)
	end
end

def itterative_fib(n)
	fib = [0, 1]
	(n-1).times do 
		next_n = fib[-1] + fib [-2]
		fib << next_n
	end 
	fib.last	
	end
 
puts recursive_fib(10)
puts itterative_fib(10)