"Ex Final de Programación T6-7" (filtrado) Ej:4

        public static string mostrar(ArrayList lista)
        {
            string data = "";
            foreach (int num in lista)
            {
                data += num+" , ";
            }
            return data;
        }
        static void Main(string[] args)
        {
            Random r = new Random();
            ArrayList L1 = new ArrayList();
            ArrayList L2 = new ArrayList();
            ArrayList L3 = new ArrayList();
            ArrayList LFin = new ArrayList();
            ArrayList LNo = new ArrayList();
            Console.WriteLine("Ej4 - Examen Pasado:'Ex Programación c# Visual Studio' - 'Ex Final de Programación T6-7 ");
            for (int i = 0; i < 10; i++)
            {
                L1.Add(r.Next(1,10));
                L2.Add(r.Next(1,10));
                L3.Add(r.Next(1,10));
                LNo.Add(r.Next(1,10));
            }

            for (int i = 0; i < L1.Count; i++)
            {
                int mayor = (int)L1[i];
                int may2 = (int)L2[i];

                if (may2<(int)L3[i])
                {
                    may2 = (int)L3[i];
                }
                if (mayor<may2)
                {
                    mayor = may2;
                }

                if(!(LNo.Contains(mayor)))
                    LFin.Add(mayor);
            }
            Console.WriteLine("L1:"+mostrar(L1)+"\n"+"L2:"+mostrar(L2)+"\n"+"L3:"+mostrar(L3)+"\n"+"LNo:"+mostrar(LNo)+"\n"+"LFin:"+mostrar(LFin));