namespace Test
{
    using System;
    using System.Text;

    public class StartUp
    {
        public static void Main()
        {
            StringBuilder sb = new StringBuilder();

            for (int i = 0; i < 4; i++)
            {
                string num = Console.ReadLine();
                switch (num.Length)
                {
                    case 1:
                        sb.Append("000" + num + " ");
                        break;

                    case 2:
                        sb.Append("00" + num + " ");
                        break;

                    case 3:
                        sb.Append("0" + num + " ");
                        break;

                    default:
                        sb.Append(num + " ");
                        break;
                }
            }

            Console.WriteLine(sb.ToString().Trim());
        }
    }
}