Commit 0ccb1ace by BellCodeEditor

auto save

parent 40eb12f4
Showing with 15 additions and 1 deletions
......@@ -2,4 +2,10 @@
#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_number(num):
if num==1:
return 1
temp=sum_number(num-1)
return num+temp
a=sum_number(100)
print(a)
\ No newline at end of file
def sum(n):
sum=(1+n)/2*n
return sum
b=input("请输入一个正整数")
a=sum(int(b))
print(a)
\ No newline at end of file
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