Commit 8b42b8bb by BellCodeEditor

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parent 40eb12f4
Showing with 8 additions and 1 deletions
#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 sum(n):
if n==1:
return 1
num=sum(n-1)n
return num
print(sum(10))
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