Odd / Even Position

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

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

        double EvenSum = 0;
        double EvenMin = double.MaxValue;
        double EvenMax = double.MinValue;
        if (n==1)
        {
            double num = double.Parse(Console.ReadLine());

            Console.WriteLine("OddSum={0}", num);
            Console.WriteLine("OddMin={0}", num);
            Console.WriteLine("OddMax={0}", num);

            Console.WriteLine("EvenSum=0");
            Console.WriteLine("EvenMin=No");
            Console.WriteLine("EvenMax=No");
        }
        else if (n == 0)
        {

            Console.WriteLine("OddSum=0");
            Console.WriteLine("OddMin=No");
            Console.WriteLine("OddMax=No");

            Console.WriteLine("EvenSum=0");
            Console.WriteLine("EvenMin=No");
            Console.WriteLine("EvenMax=No");
        }


        else
        {
            for (int i = 1; i <= n; i++)
            {
                double num = double.Parse(Console.ReadLine());

                if (i % 2 != 0)
                {
                    if (num < OddMin)
                    {
                        OddMin = num;
                    }
                    if (num > OddMax)
                    {
                        OddMax = num;
                    }
                    OddSum += num;
                }
                else if (i % 2 == 0)
                {
                    if (num < EvenMin)
                    {
                        EvenMin = num;
                    }
                    if (num > EvenMax)
                    {
                        EvenMax = num;
                    }
                    EvenSum += num;
                }
            }
            Console.WriteLine("OddSum={0}", OddSum);
            Console.WriteLine("OddMin={0}", OddMin);
            Console.WriteLine("OddMax={0}", OddMax);

            Console.WriteLine("EvenSum={0}", EvenSum);
            Console.WriteLine("EvenMin={0}", EvenMin);
            Console.WriteLine("EvenMax={0}", EvenMax);
        }

    }
}