using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Min_Max_Sum_Average
{
    class Program
    {
        static void Main(string[] args)
        {
            short n = short.Parse(Console.ReadLine());

            double min = double.MaxValue;
            double max = double.MinValue;
            double sum = 0;
            double avg = 0;



            for (int i = 0; i < n;  i++)
            {
                double b = double.Parse(Console.ReadLine());

                if (b > max)
                {
                    max = b;
                }
                if (b < min)
                {
                    min = b;
                }
                sum += b;
            }

            avg = sum / n;


            Console.WriteLine("min={0:f2}",min);
            Console.WriteLine("max={0:f2}",max);
            Console.WriteLine("sum={0:f2}",sum);
            Console.WriteLine("avg={0:f2}",avg);
        }
    }
}