using System;

​

public class Example

{

   public static void Main()

   {

      Random rnd = new Random();

      int caseSwitch = rnd.Next(1,4);

      switch (caseSwitch)

      {

          case 1:

              Console.WriteLine("Case 1");

              break;

          case 2:

          case 3:

              Console.WriteLine("Case {caseSwitch}");

              break;

          default:

              Console.WriteLine("An unexpected value ({caseSwitch})");

              break;

      }

   }

}