using System;

using System.Collections.Generic;

using System.Linq;

public class Program

{

    public static void Main()

    {

        List<int> original = new List<int>();

        List<int> edited = new List<int>();

        original.Add(1);

        original.Add(2);

        original.Add(3);

        edited.Add(1);

        edited.Add(2);

        //  Console.WriteLine(original.Intersect(edited).Any());

        var intersect = original.Intersect(edited);

        var nonintersect = original.Except(edited).Union(edited.Except(original)); //or original.Except(edited);

        foreach (int v1 in intersect)

        {

            Console.WriteLine("Intersect: {0}", v1);

        }

        foreach (int v1 in nonintersect)

        {

            Console.WriteLine("\nNon-Intersect: {0}", v1);

        }

    }

}