fibonacci sequence python
# WARNING: this program assumes the
# fibonacci sequence starts at 1
def fib(num):
"""return the number at index num in the fibonacci sequence"""
if num <= 2:
return 1
return fib(num - 1) + fib(num - 2)
print(fib(6)) # 8fibonacci recursive python
#fibonacci sequence with memory to increase the speed.
class recur_fibo:
memory = {0: 1, 1:1}
def fibonacci(n):
if n in recur_fibo.memory:
return recur_fibo.memory[n]
else:
recur_fibo.memory[n] = recur_fibo.fibonacci(n-1) + recur_fibo.fibonacci(n-2)
return recur_fibo.memory[n]
if __name__ == "__main__":
value = recur_fibo.fibonacci(200)
print(value)Copyright © 2021 Codeinu
Forgot your account's password or having trouble logging into your Account? Don't worry, we'll help you to get back your account. Enter your email address and we'll send you a recovery link to reset your password. If you are experiencing problems resetting your password contact us
