using System;
using System.Linq;
using System.Collections.Generic;
namespace werf
{
    class Program
    {
        static void Main(string[] args)
        {
            int n = int.Parse(Console.ReadLine());
            List<int> devi = new List<int>();

            for (int i = 0; i < n; i++)
            {
                int pp = int.Parse(Console.ReadLine());
                devi.Add(pp);
            }
            Console.WriteLine($"min={devi.Min():F2}\nmax={devi.Max():F2}\nsum={devi.Sum():F2}\navg={devi.Average():F2}");

        }
    }
}