class Program
    {
        static void Main(string[] args)
        {
            for (int i = 0; i < 3; i++)
            {
                Console.Write("输入会员编号！\n");
               int a = Convert.ToInt32(Console.ReadLine());

                if (a > 999 && a < 10000)
                {
                   
                   
                    Console.Write("输入会员生日！\n");
                    string b = Console.ReadLine();
                    Console.Write("输入会员积分\n");
                    int c = Convert.ToInt32(Console.ReadLine());

                    Console.Write("会员信息：会员编号：{0}  会员生日：{1}  会员积分：{2}\n23", a, b, c);

                }
                else
                {
                    Console.Write("非法输入!"); break;
                   
                }
            }
          
        }
    }