protected void btnAdd_Click(object sender, EventArgs e)
        {
            AddService.AddWebService service = new AddService.AddWebService();
            int result = service.Add(Convert.ToInt32(txtX.Text), Convert.ToInt32(txtY.Text));

            Response.Write(result);
        }
 protected void btnAdd_Click(object sender, EventArgs e)
 {
     AddService.AddWebService service = new AddService.AddWebService();
     int result = service.Add(Convert.ToInt32(txtX.Text), Convert.ToInt32(txtY.Text));
     Response.Write(result);
 }