def memoize(func):
cache = {}
@wraps(func)
def wrapper(*args):
if args not in cache:
cache[args] = func(*args)
return cache[args]
return wrapper
@memoize
def fibonacci(n):
if n < 2:
return n
return fibonacci(n-1) + fibonacci(n-2) def memoize(func):
cache = {}
@wraps(func)
def wrapper(*args):
if args not in cache:
cache[args] = func(*args)
return cache[args]
return wrapper
@memoize
def fibonacci(n):
if n < 2:
return n
return fibonacci(n-1) + fibonacci(n-2)