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

namespace MINMAXchetniNe4etni
{
    class Program
    {
        static void Main(string[] args)
        {
            double n = double.Parse(Console.ReadLine());
          double OddSum =0;
          double OddMin =0;
          double OddMax = 0;

          double EvenSum =0;
          double EvenMin =0;
          double EvenMax = 0;
            double maxEven = -1000000000.0;
            double minEven = 1000000000.0;
            double maxOdd = -1000000000.0;
            double minOdd = 1000000000.0;
            for (int i = 1; i <= n; i++)
            {
                double num = double.Parse(Console.ReadLine());
                if (i%2==0)
                {
                    if (num>maxEven)
                    {
                        maxEven = num;

                    }
                    if (num<minEven)
                    {
                        minEven = num;

                    }
                    EvenSum += num;
                }
                else
                {
                    if (num > maxOdd)
                    {
                        maxOdd = num;

                    }
                    if (num < minEven)
                    {
                        minOdd= num;

                    }
                    OddSum += num;
                }
            }
            Console.WriteLine($"OddSum={OddSum:f2}");
            if (minOdd== 1000000000.0)
            {
                Console.WriteLine("minOdd=No");
            }
            else
            {
                Console.WriteLine($"OddMin={minOdd:f2}");
            }
            if (maxOdd == -1000000000.0)
            {
                Console.WriteLine("maxOdd=No");
            }
            else
            {
                Console.WriteLine($"OddMax={maxOdd:f2}");
            }
            Console.WriteLine($"EvenSum={EvenSum:f2}");
            if (minEven== 1000000000.0)
            {
                Console.WriteLine("MinEven=No");
            }
            else
            {
                Console.WriteLine($"EvenMin={minEven:f2}");
            }
            if (maxEven== -1000000000.0)
            {
                Console.WriteLine("maxEven=No");
            }
            else
            {
                Console.WriteLine($"EvenMax={maxEven:f2}");
            }

        }
    }
}