Commit 69ce11e1 by BellCodeEditor

save project

parent 40eb12f4
Showing with 10 additions and 1 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(num):
if num==1:
a=1
return a
if num!=1:
a=(1+num)*num/2
return a
n=sum_numbers(15)
print(n)
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