题解 | #牛牛的加减器#
牛牛的加减器
https://www.nowcoder.com/practice/13e575e3bd4b4ed0aba7be2fa1efcb3f
def sum_sub(x,y):
sum=x+y
sub=x-y
print("{}\n{}".format(sum,sub))
x=int(input())
y=int(input())
sum_sub(x,y)