imenav1

using System;
using System.Linq;
using System.Collections.Generic;
class Program
{

    static void Main()
    {
        List<string> names = new List<string>();

        string command = string.Empty;

        while (true)
        {

            command = Console.ReadLine();
            if (command == "end")
            {
                break;
            }

            names.Add(command);
        }

        Console.WriteLine(string.Join(Environment.NewLine, names));


    }
}