Commit 2b2c886f by BellCodeEditor

save project

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
#要求这个函数能计算1+2+3+……+num
def s(n):
if n ==1:
return 1
a=s(n-1)+2**(n-1)
return a
num = s(64)
print(num)
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