#include
int main()
{int x,n=0,max=0,min=999,fail=0,sum=0,a[100];
while(1)
{scanf("%d",&x);
if(x<0)break;
a[n++]=x;
sum+=x;
if(x>max)max=x;
else if(x if(x<60)fail++; } printf("最高分=%d\n",max); printf("最低分=%d\n",min); printf("不及格人数=%d\n",fail); printf("平均分=%.2f\n",(float)sum/n); return 0; }
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