Commit 7c8691c6 by BellCodeEditor

save project

parent 69ce11e1
Showing with 2 additions and 4 deletions
...@@ -3,10 +3,8 @@ ...@@ -3,10 +3,8 @@
#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): def sum_numbers(num):
if num==1: if num==1:
a=1 return 1
return a a=sum_numbers(num-1)
if num!=1:
a=(1+num)*num/2
return a return a
n=sum_numbers(15) n=sum_numbers(15)
......
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