public class Person
        {
            public string Name;
            public Person next;
        }

        static void Main(string[] args)
        {
            Person end, root;
            root = new Person();
            end = root;

            do
            {
                end.Name = Console.ReadLine();

                if (end.Name != "")
                {
                    end.next = new Person();
                    end = end.next;
                }
                else
                {
                    end.next = null;
                    break;
                }
            } while (true);

            while (root.Name != "")
            {
                Console.WriteLine(root.Name);
                root = root.next;
            }

            Console.ReadLine();
        }