using System;
using System.Collections.Generic;
using System.Text;
namespace ConsoleApplication1
{
    class Program : StringComparer
    {
        static void Main(string[] args)
        {

            }

            public override int Compare(string x, string y)
            {
                throw new Exception ("The method or operation is not implemented.");
            }
            
            public override bool Equals(string x, string y)
            {
                throw new Exception ("The method or operation is not implemented.");
            }
            public override int GetHashCode(string obj)
            {
                throw new Exception ("The method or operation is not implemented.");
            }
            
    }
}