Commit 8747f4bd by BellCodeEditor

save project

parent 902025e6
Showing with 3 additions and 2 deletions
#定义一个函数sum_numbers() #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 #要求这个函数能计算1+2+3+……+num的结果
def sum_numbers(): def sum(num):
if num == 1: if num == 1:
return 1 return 1
t=sum(num-1) t=sum(num-1)
return num + t return num + t
r = sum(100) r = sum(20)
print(r) print(r)
......
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