手机号抽奖、福利彩票抽奖

 Console.WriteLine("请输入手机号的个数：");
            int a = Convert.ToInt32(Console.ReadLine());

            string[] sj = new string[a];

            for (int i = 0; i < a; i++)
            {
                Console.WriteLine("请输入第{0}个手机号：", i + 1);
                sj[i] = Console.ReadLine();
            }


            Console.WriteLine("*************************************");
            // 抽奖
            DateTime d = DateTime.Now;
            DateTime dt = d.AddSeconds(10);//10秒后自动抽取

            while (true)
            {
                Console.Clear();
                Random r = new Random();
                int b = r.Next(a);

                Console.WriteLine(sj[b]);
                Thread.Sleep(100);
                if (DateTime.Now.ToString("yyyyMMddHHmmss") == dt.ToString("yyyyMMddHHmmss"))
                {
                    break;
                }
                else
                {
                }

            }

            //Console.Clear();
            //Console.WriteLine("15165339515"); 这个是做内定手机，先清屏，再输出

 Random r = new Random();
            int lan = r.Next(17);

            int [] hong = new int [6];//定义红球数组

            int n = 0;
            while (true)
            {
                if (n == 6)
                {
                    break;
                }
                else
                {
                    int b = r.Next(34);

                    if (hong.Contains(b))
                    {
                    }
                    else
                    {
                        hong[n]=b;
                        n++;
                    }
                } 
            }

            //排序
            for (int i = 0; i < hong.Length-1; i++)
            {
                for (int j = 0; j < hong.Length - 1 - i; j++)
                {
                    if (hong[j] >= hong[j + 1])
                    {
                        int zj = hong[j + 1];
                        hong[j + 1] = hong[j];
                        hong[j] = zj;
                    }
                }
            }

            Console.WriteLine("蓝球为："+lan);
            Console.WriteLine("红球为：");
            for (int k = 0; k < hong.Length; k++)
            {
            
                Console.Write(hong[k]+",");
            }


             Console.ReadLine();