List<string> toBeInserted = new List<string>();
            List<string> inputs = Console.ReadLine().Split(" ").ToList(); //1 2 4 5 6 7
            List<string> outputs = new List<string>();


            while (true)
            {
                List<string> UserCommands = Console.ReadLine().Split(" ").ToList(); //contains 1
                if (UserCommands[0] == "add")
                {
                    inputs.Insert(int.Parse(UserCommands[1]), UserCommands[2]);
                }
                else if(UserCommands[0] == "addMany")
                {
                    toBeInserted.Clear();
                    for (int a = 2; a < UserCommands.Count; a++)
                    {
                        toBeInserted.Add(UserCommands[a]);

                    }
                    inputs.InsertRange(int.Parse(UserCommands[1]), toBeInserted);
                }
                else if(UserCommands[0] == "contains")
                {
                    string printContains = string.Empty;
                    for (int b = 0; b < inputs.Count; b++)
                    {
                        if (inputs[b] == UserCommands[1])
                        {
                            printContains = b.ToString();
                        }
                    }
                    if(printContains == string.Empty)
                    {
                        outputs.Add("-1");
                    }
                    else
                    {
                        outputs.Add(printContains);
                    }
                }
                else if(UserCommands[0] == "print")
                {
                    foreach(string smth2 in outputs)
                    {
                        Console.WriteLine(smth2);
                    }
                    foreach (string smth in inputs)
                    {
                        Console.Write(smth + " ");
                    }
                    break;
                }
            }