题解 | #累加数与平均值#
累加数与平均值
https://www.nowcoder.com/practice/ed009465ad6940609542ef5879a0d697
a=input()
c=a.split()#
b=0
for i in c:
b=b+int(i)
print(b,"%.1f"%(b/len(c)))
a=input().split()#split()需要在等号后面才会成为列表
b=0
for i in a:
b=b+int(i)
print(b,"%.1f"%(b/len(a)))
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