List-Ex/More/Mixed up Lists

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

namespace fundamental14
{
    class MainClass
    {
        public static void Main()
        {
            List<int> lineOne = Console.ReadLine().
                Split().
                Select(int.Parse).
                ToList();
            List<int> lineTwo = Console.ReadLine().
                Split().
                Select(int.Parse).
                ToList();

            int minimum, maximum;

            MinMax(lineOne, lineTwo, out minimum, out maximum);

            Result(lineOne, lineTwo, minimum, maximum);
        }

        private static void Result(List<int> lineOne, List<int> lineTwo, int minimum, int maximum)
        {
            List<int> result = new List<int>();

            for (int i = 0; i < lineOne.Count; i++)
            {
                if (lineOne[i] > minimum && lineOne[i] < maximum)
                {
                    result.Add(lineOne[i]);
                }
            }

            for (int i = 0; i < lineTwo.Count; i++)
            {
                if (lineTwo[i] > minimum && lineTwo[i] < maximum)
                {
                    result.Add(lineTwo[i]);
                }
            }

            result = result.OrderBy(x => x).ToList();

            Console.WriteLine(string.Join(" ", result));
        }

        private static void MinMax(List<int> lineOne, List<int> lineTwo, out int minimum, out int maximum)
        {
            minimum = 0;
            maximum = 0;
            if (lineOne.Count > lineTwo.Count)
            {
                if (lineOne[lineOne.Count - 1] > lineOne[lineOne.Count - 2])
                {
                    maximum = lineOne[lineOne.Count - 1];
                    minimum = lineOne[lineOne.Count - 2];
                }
                else
                {
                    maximum = lineOne[lineOne.Count - 2];
                    minimum = lineOne[lineOne.Count - 1];
                }
            }
            else
            {
                if (lineTwo[0] > lineTwo[1])
                {
                    maximum = lineTwo[0];
                    minimum = lineTwo[1];
                }
                else
                {
                    maximum = lineTwo[1];
                    minimum = lineTwo[0];
                }
            }
        }
    }
}