using System;
namespace P3-14
{
    class Program
    {
        static void Main(string[] args)
        {
             string slb; 
            Console.Write("18λ֤룺"); 
            do 
            { 
                slb = Console.ReadLine(); 
                if (slb.Length == 18)       //֤ĳǷ18λ 
                    goto  LB_OUT;           //תLB_OUT
                Console.Write("Ȳȷ\n18λ֤룺"); 
            }while(slb.Length != 18); 
 LB_OUT: 
            Console.Write("֤Ϊ: "+slb); 
            if (slb[16] % 2 == 0) 
                Console.WriteLine(", ԱΪŮ"); 
            else 
                Console.WriteLine(", ԱΪ"); 
            Console.ReadLine();
        }
    }
}
