using System;

using System.Linq;

public class Program

{

    public static void Main()

    {

        var collection1 = new string[] {"cat", "dog", "mouse" };

        var collection2 = new string[] {"dog", "cat", "mouse" };

        var collection3 = new string[] {"cat", "dog", "mouse" };

        Console.WriteLine("collection1 vs collection2: "  + 

                          collection1.SequenceEqual(collection2));

        Console.WriteLine("collection1 vs collection3: "  + 

                          collection1.SequenceEqual(collection3));

        Console.WriteLine("collection1 vs collection2: "  + 

                          collection1.OrderBy(i => i).SequenceEqual(collection2.OrderBy(i => i)));

        Console.WriteLine("collection1 vs collection3: "  + 

                          collection1.OrderBy(i => i).SequenceEqual(collection3.OrderBy(i => i)));

    }

}