nthFibonaccinumber.py

''
Fibonacci Series start from 1. it makes new number by adding previous 2 Numbers.
1,1,2,3,5
'''
def Fibonacci(n):
	if n<0:
		print("Wrong Input ! Please Check Again")
	elif n == 1:
		return 0
	elif n == 2:
		return 1
	else:
		return Fibonacci(n-1) + Fibonacci(n-2)


print(Fibonacci(9))
'''so in Fibonacci Series (9th ) number is 21'''