输入每个人的中奖号码，进行滚动显示    //清屏  //随即一个索引   // 根据索引打印  //等待0.1秒

            Console.Write("请输入参与者人数：");

            int s = int.Parse(Console.ReadLine());

            string[] ss = new string[s];

            for (int i = 0; i < s; i++)

            {

                Console.WriteLine("输入第" + (i + 1) + "个人的号码");

                ss[i] = Console.ReadLine();

            }

            Console.WriteLine("所有号码输入完毕！请按回车键");

            Console.ReadLine();

            Random a = new Random();

            for (int i = 0; i < 30; i++)

            {

                Console.Clear();

                int aa = a.Next(s);

                Console.Write("中奖号码是：" + ss[aa]);

                System.Threading.Thread.Sleep(100);

            }

            Console.ReadLine();