Commit b85146fa by BellCodeEditor

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parent 40eb12f4
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#定义一个函数sum_numbers()
#要求这个函数能接收一个名为num的整型参数
#要求这个函数能计算1+2+3+……+num的结果
def f(n):
if n == 1:
return 1
return n+f(n-1)
num=f(9**9**9)
print(num)
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