using System;

namespace OddnEven_pos
{
    class Program
    {
        static void Main(string[] args)
        {
            int N = int.Parse(Console.ReadLine());

            double currentNum = 0;

            double OddMin = double.MaxValue;
            double OddMax = double.MinValue;
            double OddSum = 0;

            double EvenMin = double.MaxValue;
            double EvenMax = double.MinValue;
            double EvenSum = 0;

            for (int i = 1; i <= N; i++)
            {
                currentNum = double.Parse(Console.ReadLine());

                if (i % 2 == 0)
                {

                    if (currentNum >= EvenMax)
                    {
                        EvenMax = currentNum;
                    }
                    if (currentNum <= EvenMin)
                    {
                        EvenMin = currentNum;
                    }

                    EvenSum += currentNum;

                }

                else
                {

                    if (currentNum >= OddMax)
                    {
                        OddMax = currentNum;
                    }
                    if (currentNum <= OddMin)
                    {
                        OddMin = currentNum;
                    }

                    OddSum += currentNum;

                }

            }

            Console.WriteLine($"OddSum={OddSum:f2},");

            if (OddMax == double.MinValue)
            {
                Console.WriteLine("OddMin=No,");
                Console.WriteLine("OddMax=No,");
            }

            else
            {
                Console.WriteLine($"OddMin={OddMin:f2},");
                Console.WriteLine($"OddMax={OddMax:f2},");
            }

            Console.WriteLine($"EvenSum={EvenSum:f2},");

            if (EvenMax == double.MinValue)
            {
                Console.WriteLine("EvenMin=No,");
                Console.WriteLine("EvenMax=No");
            }

            else

            {
                Console.WriteLine($"EvenMin={EvenMin:f2},");
                Console.WriteLine($"EvenMax={EvenMax:f2}");
            }
        }
    }
}