import java.util.Properties;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.BufferedWriter;
import java.io.Writer;
import java.io.OutputStreamWriter;

class Program05
{
  public static void main(String args[])
  {
    Properties pro = new Properties();
    
    pro.setProperty("Első", "Nagy Lajos");
    pro.setProperty("Második", "Kerek Béla");
    try
    {      
      FileOutputStream f = new FileOutputStream("config.properties");
      OutputStreamWriter o = new OutputStreamWriter(f, "UTF-8");
      Writer out = new BufferedWriter(o);      
      pro.store(out, null);
    }catch(IOException e)
    {
      System.err.println("Hiba a kiírás során!");
    }
  }
}