题解 | #记负均正II#
记负均正II
https://www.nowcoder.com/practice/64f6f222499c4c94b338e588592b6a62
l=[]
count_nagetive = 0
count_not_nagetive = 0
sum = 0
while True:
try:
l.append(int(input()))
except:
break
for i in l:
if i < 0:
count_nagetive += 1
else:
count_not_nagetive += 1
sum += i
print(f"{count_nagetive}")
if count_not_nagetive == 0:
print("0.0")
if count_not_nagetive > 0:
print("%.1f"%(sum/count_not_nagetive))
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