Commit 55213bd6 by BellCodeEditor

save project

parent 40eb12f4
Showing with 8 additions and 2 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
a = 1
summ = 1
n = 4
for i in range(2,n+1):
a+=1
summ=summ+a
print(summ)
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