Concat Prototype

   
 

using System;
using System.Linq;
using System.Collections;
using System.Collections.Generic;
public class MainClass {
    public static void Main() {
        string[] presidents = {"ant", "arding", "arrison", "eyes", "over", "ackson"};
        IEnumerable<string> items = presidents.Take(5).Concat(presidents.Skip(5));

        foreach (string item in items)
            Console.WriteLine(item);
    }
}