using System;
using System.Data;
using System.Web;
using System.Collections;
using System.Web.Services;
using System.Web.Services.Protocols;
using System.ComponentModel;

namespace WebService
{
    /// <summary>
    /// Zusammenfassungsbeschreibung für Service1
    /// </summary>
    [WebService(Namespace = "http://testserver/soap/ServiceAdd")]
    [WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
    [ToolboxItem(false)]
    public class ServiceAdd : System.Web.Services.WebService
    {

        [WebMethod]
        public int Add(int x1, int x2)
        {
            //return x1 + x2;

            if (x1 == 0 & x2 == 0){
              return 99; }
            else
            {
                return x1 + x2;
            }
        }
    }
}