diff --git a/src/Temi d'esame/Persone/AlberoBinarioDiRicerca.java b/src/Temi d'esame/Persone/AlberoBinarioDiRicerca.java
new file mode 100644
index 0000000..7df1f95
--- /dev/null
+++ b/src/Temi d'esame/Persone/AlberoBinarioDiRicerca.java	
@@ -0,0 +1,66 @@
+import java.util.Comparator;
+import java.util.Collections;
+import java.util.Set;
+import java.util.TreeSet;
+import java.util.Scanner;
+import java.io.PrintStream;
+
+public class AlberoBinarioDiRicerca{
+
+    public AlberoBinarioDiRicerca(Scanner sc, Comparator<Persona> cmp){
+        tree = new TreeSet<Persona>(cmp);
+        Persona p=Persona.read(sc);
+        while(p!=null){
+            tree.add(p);
+            p=Persona.read(sc);
+        }
+    }
+
+    private AlberoBinarioDiRicerca(Set<Persona> tree){
+        this.tree=tree;
+    }
+
+    public AlberoBinarioDiRicerca sort(Comparator<Persona> cmp){
+        Set<Persona> newTree = new TreeSet<Persona>(cmp);
+        for(Persona p: tree)
+            newTree.add(p);
+        return new AlberoBinarioDiRicerca(newTree);
+    }
+
+    public void print(PrintStream ps){
+        for(Persona p: tree)
+            p.print(ps);
+    }
+
+    private Set<Persona> tree;
+}
+
+class NomeComparator implements Comparator<Persona>{
+    public int compare(Persona p1, Persona p2){
+        return p1.getNome().compareTo(p2.getNome());
+    }
+}
+
+class CognomeComparator implements Comparator<Persona>{
+    public int compare(Persona p1, Persona p2){
+        return p1.getCognome().compareTo(p2.getCognome());
+    }
+}
+
+class DataComparator implements Comparator<Persona>{
+    public int compare(Persona p1, Persona p2){
+        return p1.getDataDiNascita().compareTo(p2.getDataDiNascita());
+    }
+}
+
+class PesoComparator implements Comparator<Persona>{
+    public int compare(Persona p1, Persona p2){
+        return ((Double) p1.getPeso()).compareTo((Double) (p2.getPeso()));
+    }
+}
+
+class AltezzaComparator implements Comparator<Persona>{
+    public int compare(Persona p1, Persona p2){
+        return ((Double) p1.getAltezza()).compareTo((Double) (p2.getAltezza()));
+    }
+}
\ No newline at end of file
diff --git a/src/Temi d'esame/Persone/Persona.java b/src/Temi d'esame/Persone/Persona.java
new file mode 100644
index 0000000..01f9b70
--- /dev/null
+++ b/src/Temi d'esame/Persone/Persona.java	
@@ -0,0 +1,112 @@
+import java.util.Scanner;
+import java.io.PrintStream;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.text.ParseException;
+
+public class Persona{
+
+    public Persona(String nome, String cognome, Date dataDiNascita, double peso, double altezza){
+        this.nome=nome;
+        this.cognome=cognome;
+        this.dataDiNascita=dataDiNascita;
+        this.peso=peso;
+        this.altezza=altezza;
+    }
+
+    public String getNome(){
+        return nome;
+    }
+
+    public String getCognome(){
+        return cognome;
+    }
+
+    public Date getDataDiNascita(){
+        return dataDiNascita;
+    }
+
+    public double getPeso(){
+        return peso;
+    }
+
+    public double getAltezza(){
+        return altezza;
+    }
+
+    public void setNome(String nome){
+        this.nome = nome;
+    }
+
+    public void setDataDiNascita(Date dataDiNascita){
+        this.dataDiNascita = dataDiNascita;
+    }
+
+    public void setCognome(String cognome){
+        this.cognome = cognome;
+    }
+
+    public void setPeso(double peso){
+        this.peso=peso;
+    }
+
+    public void setAltezza(double altezza){
+        this.altezza=altezza;
+    }
+
+    public static Persona read(Scanner sc){
+        String nome, cognome;
+        Date dataDiNascita;
+        double peso, altezza;
+        SimpleDateFormat sdf=new SimpleDateFormat("dd/MM/yyyy");
+
+        if(!sc.hasNextLine()) return null;
+        nome=sc.nextLine();
+        if(!sc.hasNextLine()) return null;
+        cognome=sc.nextLine();
+        if(!sc.hasNextLine()) return null;
+        try{
+            dataDiNascita=sdf.parse(sc.nextLine());
+        }
+        catch(ParseException exception){
+            System.err.println("Impossibile convertire la stringa in data");
+            System.err.println("Data impostata a epoch");
+            dataDiNascita=new Date(0);
+        }
+        if(!sc.hasNextLine()) return null;
+        try{
+            peso=Double.parseDouble(sc.nextLine());
+        }
+        catch(NumberFormatException exception){
+            System.err.println("Impossibile convertire la stringa in data");
+            System.err.println("Peso impostato a 0");
+            peso=0;
+        }
+        if(!sc.hasNextLine()) return null;
+        try{
+            altezza=Double.parseDouble(sc.nextLine());
+        }
+        catch(NumberFormatException exception){
+            System.err.println("Impossibile convertire la stringa in data");
+            System.err.println("altezza impostata a 0");
+            altezza=0;
+        }
+
+        return new Persona(nome, cognome, dataDiNascita, peso, altezza);
+    }
+
+    public void print(PrintStream ps){
+        SimpleDateFormat sdf=new SimpleDateFormat("dd/MM/yyyy");
+        ps.println(nome);
+        ps.println(cognome);
+        ps.println(sdf.format(dataDiNascita));
+        ps.println(peso);
+        ps.println(altezza);
+    }
+
+    private String nome;
+    private String cognome;
+    private Date dataDiNascita;
+    private double peso;
+    private double altezza;
+}
\ No newline at end of file
diff --git a/src/Temi d'esame/Persone/Prog-2013-05-28.pdf b/src/Temi d'esame/Persone/Prog-2013-05-28.pdf
new file mode 100644
index 0000000..ad282ba
Binary files /dev/null and b/src/Temi d'esame/Persone/Prog-2013-05-28.pdf differ
diff --git a/src/Temi d'esame/Persone/Test.java b/src/Temi d'esame/Persone/Test.java
new file mode 100644
index 0000000..d6cb126
--- /dev/null
+++ b/src/Temi d'esame/Persone/Test.java	
@@ -0,0 +1,11 @@
+import java.io.File;
+import java.util.Scanner;
+import java.util.Collections;
+
+public class Test{
+    public static void main(String [] args)throws Exception{
+        File fl = new File("persone.dat");
+        AlberoBinarioDiRicerca tree = new AlberoBinarioDiRicerca(new Scanner(fl), new PesoComparator());
+        tree.sort(new NomeComparator()).print(System.out);
+    }
+}
\ No newline at end of file
diff --git a/src/Temi d'esame/Persone/persone.dat b/src/Temi d'esame/Persone/persone.dat
new file mode 100644
index 0000000..57168e2
--- /dev/null
+++ b/src/Temi d'esame/Persone/persone.dat	
@@ -0,0 +1,20 @@
+Pinco Panco
+cnome
+12/02/1998
+65.9
+177.8
+Raffaele
+Mignone
+18/07/1996
+71.5
+175.5
+Pluto
+Disney
+15/09/2009
+34.6
+134.7
+Vincenzo
+Manganiello
+04/09/2005
+40.7
+146.9
\ No newline at end of file