using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.IO;

public partial class FileWriter : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e) 
    {
        if (!Page.IsPostBack)
        {
            StreamWriter sw;
            String addresses = Request["addresses"];
            try
            {
                String path = Server.MapPath("userData/addresses.txt");
                sw = File.AppendText(path);
                sw.WriteLine(addresses);
                sw.Close();
                Response.Write('1');
            }
            catch (Exception ex)
            {
                Response.Write('0');
            }           
        }
    }
}