def fact(n): return fact_iter(n, 1)
def fact_iter(num, product): if num == 1: return product return fact_iter(num - 1, num * product) 最大n是997
def fact(n): if n==1: return 1 return n * fact(n - 1) 最大n是998
这是闹哪样？
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水郁昕風
def fact(n): return fact_iter(n, 1)
def fact_iter(num, product): if num == 1: return product return fact_iter(num - 1, num * product) 最大n是997
def fact(n): if n==1: return 1 return n * fact(n - 1) 最大n是998
这是闹哪样？