內置函數與迭代器

一.補充 1.sum()求和python def fn(*args): return sum(args) print(fn(1,2,3,4,5,6,7)) 2.max()求最大值安全 def fn(*args): return max(args) print(fn(1,2,3,4,5,6,7)) # max()原理 def fn1(*args): max_num=args[

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