using System;
using System.Linq;
using System.Collections.Generic;
 
public class Test
{
	public static void Main()
	{
	 	var oldList = new []{"First","Second","Third","Fourth","Fifth","Sixth","Seventh"};
            	var newArray = oldList.Select((t, index) => new { t, index })
                      .OrderBy(x => x.index == 1 || x.index == 2)
                      .ThenBy(x => x.index)
                      .Select(x => x.t)
                      .ToArray();
                foreach(var t in newArray)
                   Console.WriteLine(t);
	}
}

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