using System;

using System.Linq;

public class Program

{

    public static void Main()

    {

        char[] sep = {' '};

        string name = "firstlast";

        string[] names = name.Split(sep);

        if (names.Length > 0) Console.WriteLine(names.First());

        if (names.Length > 1) Console.WriteLine(names.Last());

        Console.WriteLine(names.Length.ToString());

    }

}