#include <stdio.h>
int main()
{
    int i;
    double n;
    scanf("%lf",&n);
    double max,min,avg;
    for(i=0,max=0,min=100,avg=0;i<n;i++)
    {
        double temp;
        scanf("%lf",&temp);
        if(temp > max)
        {
            max = temp;
        }
        if(temp < min)
        {
            min = temp;
        }
        avg = avg + temp;
    }
    avg = avg / n;
    printf("%.2f %.2f %.2f",max,min,avg);
    return 0;
}