C#_Lists_1.7.List_Manipulation_Advanced

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

namespace _1._7.List_Manipulation_Advanced
{
    class Program
    {
        static void Main()
        {
            List<int> inputNums = Console.ReadLine().Split().Select(int.Parse).ToList();

            while (true)
            {
                List<string> command = Console.ReadLine().Split().ToList();

                string findResult = command.Find(result => result == command[0]);

                if (findResult == "end")
                {
                    break;
                }

                else if (findResult == "Contains")
                {
                    int cmdContains = int.Parse(command[1]);

                    if (inputNums.Contains(cmdContains))
                    {
                        Console.WriteLine("Yes");
                    }
                    else
                    {
                        Console.WriteLine("No such number");
                    }

                }

                else if (findResult == "PrintEven")
                {
                    List<int> cmdPrintEven = inputNums.FindAll(even => even % 2 == 0);

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

                else if (findResult == "PrintOdd")
                {
                    List<int> cmdPrintOdd = inputNums.FindAll(odd => odd % 2 != 0);

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

                else if (findResult == "GetSum")
                {
                    int cmdGetSum = inputNums.Sum();

                    Console.WriteLine(cmdGetSum);
                }

                else if (findResult == "Filter")
                {
                    if (command[1] == ">")
                    {
                        int cmdFilter = int.Parse(command[2]);
                        List<int> cmdFilterBigest = inputNums.FindAll(big => big > cmdFilter);
                        Console.WriteLine(string.Join(" ", cmdFilterBigest));
                    }

                    else if (command[1] == "<")
                    {
                        int cmdFilter = int.Parse(command[2]);
                        List<int> cmdFilterSmallest = inputNums.FindAll(small => small < cmdFilter);
                        Console.WriteLine(string.Join(" ", cmdFilterSmallest));
                    }

                    else if (command[1] == ">=")
                    {
                        int cmdFilter = int.Parse(command[2]);
                        List<int> cmdBiggerOrEqual = inputNums.FindAll(boe => boe >= cmdFilter);
                        Console.WriteLine(string.Join(" ", cmdBiggerOrEqual));
                    }

                    else if (command[1] == "<=")
                    {
                        int cmdFilter = int.Parse(command[2]);
                        List<int> cmdSmallerOrEqual = inputNums.FindAll(soe => soe <= cmdFilter);
                        Console.WriteLine(string.Join(" ", cmdSmallerOrEqual));
                    }
                }

                if (findResult == "Add")
                {
                    int cmdAdd = int.Parse(command[1]);
                    inputNums.Add(cmdAdd);
                }

                else if (findResult == "Remove")
                {
                    int cmdRemove = int.Parse(command[1]);
                    inputNums.Remove(cmdRemove);
                }

                else if (findResult == "RemoveAt")
                {
                    int cmdRemoveAt = int.Parse(command[1]);
                    inputNums.RemoveAt(cmdRemoveAt);
                }
                else if (findResult == "Insert")
                {
                    int cmdInsertElement = int.Parse(command[1]);
                    int cmdInsertIndex = int.Parse(command[2]);
                    inputNums.Insert(cmdInsertIndex, cmdInsertElement);
                }

                if (findResult == "Add" || findResult == "Remove" || findResult == "RemoveAt" || findResult == "Insert")
                {
                    Console.WriteLine(string.Join(" ", inputNums));
                }
            }
        }
    }
}