#include <stdio.h>
int main() 
{
    int n;
    scanf("%d",&n);
    int sum=0;
    int arr[n];
    int avg;
    for(int i=0;i<n;i++)
    {
        scanf("%d\n",&arr[i]);
    }
    for(int i=0;i<n;i++)
    {
        sum=sum+arr[i];
    }
    avg=sum/n;
    printf("Sum of the array elements:%d\n",sum);
    printf("Average:.%2f",avg);
return 0;
}