using System; using System.Linq; using System.Collections; using System.Collections.Generic; public class MainClass { public static void Main() { string[] presidents = {"ant", "Hard", "Harrison", "Hayes", "Hoover", "Jack"}; IEnumerable<string> items = presidents .TakeWhile((s, i) => s.Length < 10 && i < 5); foreach (string item in items) Console.WriteLine(item); } }