diff --git a/Serializable/bin/package1/EscribirFichero.class b/Serializable/bin/package1/EscribirFichero.class
index 743199a..5518a4f 100644
Binary files a/Serializable/bin/package1/EscribirFichero.class and b/Serializable/bin/package1/EscribirFichero.class differ
diff --git a/Serializable/src/package1/EscribirFichero.java b/Serializable/src/package1/EscribirFichero.java
index aa6af9a..7327d1e 100644
--- a/Serializable/src/package1/EscribirFichero.java
+++ b/Serializable/src/package1/EscribirFichero.java
@@ -2,40 +2,71 @@ package package1;
 
 import java.io.*;
 public class EscribirFichero {
-  public static void main(String[] args) throws IOException{
+  public static void main(String[] args) throws IOException, ClassNotFoundException{
   Persona persona;
   File fichero = new File("C:\\Users\\yaros\\Documents\\project\\serial.dat");
   FileOutputStream fileout = new FileOutputStream(fichero);
   ObjectOutputStream dataOS= new ObjectOutputStream(fileout);
   String[] nombres= {"Juan","Pedro","Perico","Andrés"};
   int[] edades= {21,22,23,24};
+  byte[] bytes = null;
   for (int i = 0; i < edades.length; i++) {
     persona = new Persona(nombres[i],edades[i]);
-    dataOS.writeObject(persona);
+    ByteArrayOutputStream bs= new ByteArrayOutputStream();
+	  ObjectOutputStream os = new ObjectOutputStream (bs);
+	  os.writeObject(persona);  // this es de tipo DatoUdp
+	  os.close();
+	  bytes =  bs.toByteArray();
   }
+  
+  ByteArrayInputStream bs= new ByteArrayInputStream(bytes); // bytes es el byte[]
+  ObjectInputStream is = new ObjectInputStream(bs);
+  Persona unObjetoSerializable = (Persona)is.readObject();
+  System.out.println(is);
+  
+  for(int i = 0; i < bytes.length; i++) {
+	  System.out.print(bytes[i]);
+	  dataOS.writeObject(bytes[i]);
+  }
+  System.out.println();
+  //dataOS.writeObject(bytes);
   dataOS.close();
-  leerFichObject(fichero);
+  System.out.println("Done");
+  //leerFichObject(fichero);
+  lol();
   }
   
-  public static void leerFichObject (File fichero) 
-    throws IOException {
-    Persona persona;
-    FileInputStream filein = new FileInputStream(fichero);
-    ObjectInputStream dataIS = new ObjectInputStream(filein);
-    try {
-      while (true) {
-        persona = (Persona) dataIS.readObject();
-        System.out.println("Nombre: "+persona.getNombre()+
-            " Edad: "+persona.getEdad());
-      }
-    } catch (EOFException error) {
-      //nada
-    } catch (ClassNotFoundException error) {
-      error.printStackTrace();
-      System.out.println(error.getMessage());
-    }
-    dataIS.close();
-    
+  public static void lol() throws IOException {
+	  File fichero = new File("C:\\Users\\yaros\\Documents\\project\\serial.dat");
+	  FileReader fr = new FileReader(fichero);
+	  FileInputStream filein = new FileInputStream(fichero);
+	    ObjectInputStream dataIS = new ObjectInputStream(filein);
+	    
+	    int valor=fr.read();
+        while(valor!=-1){
+            System.out.print((char)valor);
+            valor=fr.read();
+        }
   }
   
+  public static void leerFichObject (File fichero) 
+		    throws IOException {
+		    Persona persona;
+		    FileInputStream filein = new FileInputStream(fichero);
+		    ObjectInputStream dataIS = new ObjectInputStream(filein);
+		    try {
+		      while (true) {
+		        persona = (Persona) dataIS.readObject();
+		        System.out.println("Nombre: "+persona.getNombre()+
+		            " Edad: "+persona.getEdad());
+		      }
+		    } catch (EOFException error) {
+		      //nada
+		    } catch (ClassNotFoundException error) {
+		      error.printStackTrace();
+		      System.out.println(error.getMessage());
+		    }
+		    dataIS.close();
+		    
+		  }
 }
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