自制*开奖小程序

while (true)
            {
                //数组：一组同类型的数据，数组是有长度的，数组是有索引的，索引从0开始

                int[] shuzu = new int[7];//定义了一个长度为6的int类型的数组
                Random r = new Random();

                for (int i = 0; i < 6; i++)//循环生成六个数
                {
                    shuzu[i] = r.Next(1, 34);//生成一个数

                    bool isok = false;
                    for (int j = 0; j < i; j++)//比较是否跟之前的书相等
                    {
                        if (shuzu[j] == shuzu[i])
                        {
                            isok = true;
                        }
                    }
                    if (isok)
                    {
                        i--;//后退一步
                        continue;
                    }

                }
                shuzu[6] = r.Next(1, 17);

                //输入你的号码
                Console.Write("请输入红球6个，蓝球1个，逗号隔开：");

                string shuru = Console.ReadLine();
                string[] ren = shuru.Split(',');
                //判断中了几个红球
                int count = 0;
                for (int i = 0; i < 6; i++)
                {
                    for (int j = 0; j < 6; j++)
                    {
                        if (int.Parse(ren[i]) == shuzu[j])
                        {
                            count++;
                        }
                    }
                }
                //判断蓝球中没中
                bool islan = false;
                if (int.Parse(ren[6]) == shuzu[6])
                {
                    islan = true;
                }

                //输出电脑随机的中奖号码
                foreach (int a in shuzu)
                {
                    Console.Write(a + " | ");
                }

                //判断中几等奖
                if (count == 6 && islan)
                {
                    Console.Write("一等奖");
                }
                else if (count == 6 && !islan)
                {
                    Console.Write("二等奖");
                }
                else if (count == 5 && islan)
                {
                    Console.Write("三等奖");
                }
                else if ((count == 4 && islan) || (count == 5 && !islan))
                {
                    Console.Write("四等奖");
                }
                else if ((count == 3 && islan) || (count == 4 && !islan))
                {
                    Console.Write("五等奖");
                }
                else if ((count == 2 && islan) || (count == 1 && islan) || (count == 0 && islan))
                {
                    Console.Write("五块钱");
                }
                else
                {
                    Console.Write("别再买了");
                }



            
                Console.ReadLine();
            

            }