#include <stdio.h>
int main()
{
int i,n,score,count=0;
float average = 0;
scanf("%d",&n);
for (i=0;i<n;i++)
{
scanf("%d",&score);
average += score;
if(score >= 60)
count++;
}
printf("average = %.1f",average/n);
printf("count = %d",count);
return 0;
}