diff --git a/src/Studenti-Esami/Esame.class b/src/Studenti-Esami/Esame.class
index 6f3e642..531c3b6 100644
Binary files a/src/Studenti-Esami/Esame.class and b/src/Studenti-Esami/Esame.class differ
diff --git a/src/Studenti-Esami/Esame.java b/src/Studenti-Esami/Esame.java
index 65a30ea..bd8e522 100644
--- a/src/Studenti-Esami/Esame.java
+++ b/src/Studenti-Esami/Esame.java
@@ -12,21 +12,29 @@ public class Esame{
         return voto;
     }
 
-    public Esame lookUp(int mat){
+    public int getMat(){
+        return mat;
+    }
+
+    public String getNome(){
+        return nome;
+    }
+
+    public boolean lookUp(int mat){
         if(this.mat==mat)
-            return this;
-        return null;
+            return true;
+        return false;
     }
 
     public static Esame read(Scanner sc) throws Exception{
         String nome;
         int voto;
         int mat;
-        if(sc.hasNext()){
+        if(sc.hasNextLine()){
             nome=sc.nextLine();
-            if(sc.hasNext()){
+            if(sc.hasNextInt()){
                 voto=sc.nextInt();
-                if(sc.hasNext()){
+                if(sc.hasNextInt()){
                     mat=sc.nextInt();
                     return new Esame(nome, voto, mat);
                 }
diff --git a/src/Studenti-Esami/Esami.dati b/src/Studenti-Esami/Esami.dati
index bd73080..51444d9 100644
--- a/src/Studenti-Esami/Esami.dati
+++ b/src/Studenti-Esami/Esami.dati
@@ -1,7 +1,4 @@
 Chimica
-30
-1212
-Chimica
 18
 1313
 Economia
@@ -10,3 +7,6 @@ Economia
 Economia
 30
 1414
+Chimica
+30
+1212
diff --git a/src/Studenti-Esami/Main.class b/src/Studenti-Esami/Main.class
index afbfcf5..830514f 100644
Binary files a/src/Studenti-Esami/Main.class and b/src/Studenti-Esami/Main.class differ
diff --git a/src/Studenti-Esami/Main.java b/src/Studenti-Esami/Main.java
index 0a05a75..a2a6ab5 100644
--- a/src/Studenti-Esami/Main.java
+++ b/src/Studenti-Esami/Main.java
@@ -9,7 +9,6 @@ public class Main{
         Esame e;
         Studente s;
         int i=0;
-        boolean trovato = false;
         double media=0;
         String nome, cnome;
 
@@ -20,24 +19,24 @@ public class Main{
 
         sc=new Scanner(srcStudenti);
         s=Studente.read(sc);
-        while(s!=null && !trovato){
-            s=s.lookUp(nome, cnome);
-            if(s!=null){
-                trovato=true;
+        while(s!=null){
+            if(s.lookUp(nome, cnome)){
                 sc=new Scanner(srcEsami);
                 e=Esame.read(sc);
                 while(e!=null){
-                    e=e.lookUp(s.getMat());
-                    if(e!=null){
+                    System.out.println(e.getVoto()+" "+e.getMat()+" "+e.getNome());
+                    if(e.lookUp(s.getMat())){
+                        System.out.println("ok "+e.getVoto());
                         media+=e.getVoto();
                         i++;
                     }
                     e=Esame.read(sc);
                 }
+                break;
             }
             s=Studente.read(sc);
         }
 
-        System.out.println("lo studente "+s.getNomeCognome()+"ha la media di: "+media/i);
+        System.out.println("lo studente "+s.getNomeCognome()+" ha la media di: "+media/i);
     }
 }
diff --git a/src/Studenti-Esami/Studente.class b/src/Studenti-Esami/Studente.class
index a9377df..682d9cb 100644
Binary files a/src/Studenti-Esami/Studente.class and b/src/Studenti-Esami/Studente.class differ
diff --git a/src/Studenti-Esami/Studente.java b/src/Studenti-Esami/Studente.java
index 76fd40c..3858eb1 100644
--- a/src/Studenti-Esami/Studente.java
+++ b/src/Studenti-Esami/Studente.java
@@ -16,21 +16,21 @@ public class Studente{
         return nome.concat(" ").concat(cnome);
     }
 
-    public Studente lookUp(String nome, String cnome){
+    public boolean lookUp(String nome, String cnome){
         if(this.nome.equals(nome) && this.cnome.equals(cnome))
-            return this;
-        return null;
+            return true;
+        return false;
     }
 
     public static Studente read(Scanner sc) throws Exception{
         String nome;
         String cnome;
         int mat;
-        if(sc.hasNext()){
+        if(sc.hasNextLine()){
             nome=sc.nextLine();
-            if(sc.hasNext()){
+            if(sc.hasNextLine()){
                 cnome=sc.nextLine();
-                if(sc.hasNext()){
+                if(sc.hasNextInt()){
                     mat=sc.nextInt();
                     return new Studente(nome, cnome, mat);
                 }