题解 | #记负均正II#
记负均正II
https://www.nowcoder.com/practice/64f6f222499c4c94b338e588592b6a62
lista = []
fu_list = []
slist = []
while True:
try:
lista.append(int(input()))
except:
break
for i in lista:
# print(i)
if i < 0:
fu_list.append(i)
else:
slist.append(i)
# print(fu_list,slist)
print(len(fu_list))
if len(slist) == 0:
print("0.0")
else:
print('{0:.1f}'.format(float(sum(slist) / len(slist))))
