CustomList->Porgram.cs

using System;

namespace ExamPreparation2
{
    public class Program
    {
        static StringBuilder output = new StringBuilder();
        static StringBuilder input = new StringBuilder();

        static string counter = "001";

        static CustomList list = new CustomList();

        static void Main(string[] args)
        {
            string line;

            while ("End" != (line = Console.ReadLine()))
            {
                input.Append(line).Append("\n");

                string[] cmdArgs = line.Split(' ');

                switch (cmdArgs[0])
                {
                    case "Add":
                        AddElement(cmdArgs[1]);
                        break;
                    case "Resize":
                        ResizeStructure();
                        break;
                    case "Remove":
                        RemoveByIndex(cmdArgs[1]);
                        break;
                    case "Check":
                        Contains(cmdArgs[1]);
                        break;
                    case "Replace":
                        ReplaceLastWithFirst();
                        break;
                    case "Info":
                        StructureInfo();
                        break;
                }
            }

            input.Append("End");

            System.IO.File.WriteAllLines(@"C:\Users\User\Desktop\SummerExams\DataStructures\Tests\input.000."
                                            + counter + ".in.txt", input.ToString().Trim().Split('\n'));
            System.IO.File.WriteAllText(@"C:\Users\User\Desktop\SummerExams\DataStructures\Tests\input.000."
                                            + counter + ".out.txt", output.ToString().Trim());

        }

        private static void ReplaceLastWithFirst()
        {
            list.ReplaceLastWithFirst();
        }

        private static void StructureInfo()
        {
            StringBuilder info = list.Info();
            Console.WriteLine(info.ToString().Trim());
            output.Append(info.ToString().Trim()).Append("\n");
        }

        private static void RemoveByIndex(string index)
        {
            bool released = list.RemoveByIndex(int.Parse(index));

            if (released)
            {
                Console.WriteLine("Removed element");
                output.Append("Removed element").Append("\n");
            }
            else
            {
                Console.WriteLine("Could not remove element");
                output.Append("Could not remove element").Append("\n");
            }
        }

        private static void Contains(string element)
        {
            bool contained = list.Contains(element);

            Console.WriteLine(contained ? "Element is present"
                : "Element is not present");

            output.Append(contained ? "Element is present"
                : "Element is not present").Append("\n");

        }

        private static void ResizeStructure()
        {
            list.Resize();
        }

        private static void AddElement(string element)
        {
            list.Add(element);
        }
    }
}