题解 | #记负均正II#
记负均正II
https://www.nowcoder.com/practice/64f6f222499c4c94b338e588592b6a62
list1=[]
sum=0
num=0
num1=0
while True:
try:
x=int(input())
if x>0:
sum+=x
num+=1
else:
num1+=1
except:
if num==0:
print(num1)
print(float(num))
else:
print(num1)
print(format(sum/num,"0.1f"))
break
