using System;
using System.Collections;

public class Test
{
        public static Main () :  void
        {
                foreach ( o :> object in  Test ())
                        Console.WriteLine (o);
        }

        public GetEnumerator () :  IEnumerator
        {
                foreach ( i :> int in  ArrayList ())
                        yield i;
        }
}

/*
BEGIN-OUTPUT
END-OUTPUT
*/