利用缓存实现动态编程技术,高效计算Fibonacci numbers: from functools import lru_cache import time @lru_cache(maxsize=32) def fib(n): if n < 2: return n return fib(n-1) + fib(n-2) now = time.time() >>>[fib(n) for n in range(10000)] [0, 1, 1, 2, 3,... ] >>> end =...