题解 | #记负均正II#
记负均正II
https://www.nowcoder.com/practice/64f6f222499c4c94b338e588592b6a62
int main()
{
int num=0;
int negative=0;
int n=0,sum=0;
while(scanf("%d",&num) !=EOF)
{
if(num<0)
negative++;
else
{
sum+=num;
n++;
}
}
double average=n==0?0:sum/(n*1.0);
printf("%d\n",negative);
printf("%.1lf\n",average);
return 0;
}
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