题解 | #记负均正II#
记负均正II
https://www.nowcoder.com/practice/64f6f222499c4c94b338e588592b6a62
import sys
lines = []
for line in sys.stdin:
lines.append(int(line))
times=0
nums=[]
for num in lines:
if num<0:
times+=1
else:
nums.append(num)
if len(nums)!=0:
ave=round(sum(nums)/len(nums),1)
else:
ave=0.0
print(times)
print(ave)
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