diff --git a/DEV3.2/TP5/Fusion/Main.class b/DEV3.2/TP5/Fusion/Main.class
new file mode 100644
index 0000000..cff3d89
Binary files /dev/null and b/DEV3.2/TP5/Fusion/Main.class differ
diff --git a/DEV3.2/TP5/Fusion/Main.java b/DEV3.2/TP5/Fusion/Main.java
new file mode 100644
index 0000000..55fc95a
--- /dev/null
+++ b/DEV3.2/TP5/Fusion/Main.java
@@ -0,0 +1,55 @@
+import java.util.*;
+
+public class Main{
+
+	public static ArrayDeque<Float> scinder(ArrayDeque<Float> file){
+		ArrayDeque<Float> nouveaufile = new ArrayDeque(file.size()/2);
+
+		for (int i=0; i<(file.size()/2); i++){
+			nouveaufile.add(file.poll());
+		}
+
+		return nouveaufile;
+	}
+
+	public static ArrayDeque<Float> fusionner(ArrayDeque<Float> fileun, ArrayDeque<Float> filedeux){
+
+		for (int i=0; i<(filedeux.size()); i++){
+			fileun.add(filedeux.poll());
+		}
+
+		return fileun;
+	}
+
+	public static ArrayDeque<Float> trier(ArrayDeque<Float> file){
+		switch (file.size()){
+			case 1:
+				return file;
+			case 2:
+				if (file.getFirst()>file.getLast()){
+					file.add(file.poll());
+				}
+				return file;
+			default:
+				ArrayDeque<Float> nouveaufile = new ArrayDeque(file.size()/2);
+				nouveaufile=scinder(file);
+				return fusionner(trier(nouveaufile),trier(file));
+
+		}
+
+	}
+
+	public static void main(String[] args) {
+		ArrayDeque<Float> file = new ArrayDeque(args.length);
+
+		for (int i=0; i<args.length; i++){
+			file.add(Float.parseFloat(args[i]));
+		}
+
+		file=trier(file);
+
+		for (int i=0; i<args.length; i++){
+			System.out.println(""+file.poll()+"\n");
+		}
+	}
+}
\ No newline at end of file
diff --git a/DEV3.2/TP6/Traces/Main.class b/DEV3.2/TP6/Traces/Main.class
new file mode 100644
index 0000000..214ac2a
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diff --git a/DEV3.2/TP6/Traces/Main.java b/DEV3.2/TP6/Traces/Main.java
new file mode 100644
index 0000000..d8b2cac
--- /dev/null
+++ b/DEV3.2/TP6/Traces/Main.java
@@ -0,0 +1,12 @@
+import java.util.*;
+
+public class Main {
+    public static void main (String[] args){
+        Map<Thread,StackTraceElement[]> dico =Thread.getAllStackTraces();
+        Set<Map.Entry<Thread,StackTraceElement[]>> tab=dico.entrySet();
+        Iterator ite=tab.iterator();
+        for (;ite.hasNext();){
+            System.out.println(ite.next()+"\n");
+        }
+    }
+}
\ No newline at end of file
diff --git a/DEV3.2/TP7/Prefixe/Main.class b/DEV3.2/TP7/Prefixe/Main.class
new file mode 100644
index 0000000..d8b403f
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diff --git a/DEV3.2/TP7/Prefixe/Main.java b/DEV3.2/TP7/Prefixe/Main.java
new file mode 100644
index 0000000..90e552e
--- /dev/null
+++ b/DEV3.2/TP7/Prefixe/Main.java
@@ -0,0 +1,24 @@
+import java.util.*;
+
+public class Main {
+
+	protected static ArrayDeque<String> pile;
+
+	public static void main(String[] args) {
+		Main.pile = new ArrayDeque(args.length);
+
+		for (int i=0; i<args.length; i++){
+			Main.pile.push(args[i]);
+		}
+
+		Noeud noeudDeb;
+		String debutArbre = Main.pile.pop();
+		if (debutArbre.equals("+")||debutArbre.equals("-")||debutArbre.equals("x")||debutArbre.equals("/")){
+			noeudDeb = new NoeudOperation(debutArbre);
+		}
+		else{
+			noeudDeb = new NoeudChiffre(debutArbre);
+		}
+		noeudDeb.afficherNoeud();
+	}
+}
\ No newline at end of file
diff --git a/DEV3.2/TP7/Prefixe/Noeud.class b/DEV3.2/TP7/Prefixe/Noeud.class
new file mode 100644
index 0000000..51080c0
Binary files /dev/null and b/DEV3.2/TP7/Prefixe/Noeud.class differ
diff --git a/DEV3.2/TP7/Prefixe/Noeud.java b/DEV3.2/TP7/Prefixe/Noeud.java
new file mode 100644
index 0000000..b592eb7
--- /dev/null
+++ b/DEV3.2/TP7/Prefixe/Noeud.java
@@ -0,0 +1,8 @@
+public class Noeud{
+	protected String val;
+	protected Noeud noeudGauche;
+	protected Noeud noeudDroit;
+
+	protected void afficherNoeud(){
+	}
+}
\ No newline at end of file
diff --git a/DEV3.2/TP7/Prefixe/NoeudChiffre.class b/DEV3.2/TP7/Prefixe/NoeudChiffre.class
new file mode 100644
index 0000000..c91852a
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diff --git a/DEV3.2/TP7/Prefixe/NoeudChiffre.java b/DEV3.2/TP7/Prefixe/NoeudChiffre.java
new file mode 100644
index 0000000..2dc29df
--- /dev/null
+++ b/DEV3.2/TP7/Prefixe/NoeudChiffre.java
@@ -0,0 +1,11 @@
+public class NoeudChiffre extends Noeud{
+
+	public NoeudChiffre(String n){
+		this.val = n;
+	}
+
+	protected void afficherNoeud(){
+		System.out.print(val+" ");
+	}
+
+}
\ No newline at end of file
diff --git a/DEV3.2/TP7/Prefixe/NoeudOperation.class b/DEV3.2/TP7/Prefixe/NoeudOperation.class
new file mode 100644
index 0000000..20743f5
Binary files /dev/null and b/DEV3.2/TP7/Prefixe/NoeudOperation.class differ
diff --git a/DEV3.2/TP7/Prefixe/NoeudOperation.java b/DEV3.2/TP7/Prefixe/NoeudOperation.java
new file mode 100644
index 0000000..6498c15
--- /dev/null
+++ b/DEV3.2/TP7/Prefixe/NoeudOperation.java
@@ -0,0 +1,21 @@
+public class NoeudOperation extends Noeud{
+
+	public NoeudOperation(String ope){
+		this.val = ope;
+		for(int i=0;i<2;i++){
+			String prochainNoeud = Main.pile.pop();
+			if (prochainNoeud.equals("+")||prochainNoeud.equals("-")||prochainNoeud.equals("x")||prochainNoeud.equals("/")){
+				this.noeudGauche = new NoeudOperation(prochainNoeud);
+			}
+			else{
+				this.noeudGauche = new NoeudChiffre(prochainNoeud);
+			}
+		}
+	}
+
+	protected void afficherNoeud(){
+		System.out.print(val+" ");
+		this.noeudGauche.afficherNoeud();
+		this.noeudDroit.afficherNoeud();
+	}
+}
\ No newline at end of file
diff --git a/DEV3.2/TP7/Repertoires/Main.class b/DEV3.2/TP7/Repertoires/Main.class
new file mode 100644
index 0000000..81cbd39
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diff --git a/DEV3.2/TP7/Repertoires/Main.java b/DEV3.2/TP7/Repertoires/Main.java
new file mode 100644
index 0000000..6a79a15
--- /dev/null
+++ b/DEV3.2/TP7/Repertoires/Main.java
@@ -0,0 +1,8 @@
+import java.io.*;
+import java.util.*;
+
+public class Main {
+    public static void main(String[] args){
+        Repertoires main = new Repertoires(args[0]);
+    }
+}
\ No newline at end of file
diff --git a/DEV3.2/TP7/Repertoires/Noeud.class b/DEV3.2/TP7/Repertoires/Noeud.class
new file mode 100644
index 0000000..28e6366
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diff --git a/DEV3.2/TP7/Repertoires/Noeud.java b/DEV3.2/TP7/Repertoires/Noeud.java
new file mode 100644
index 0000000..8a09c3e
--- /dev/null
+++ b/DEV3.2/TP7/Repertoires/Noeud.java
@@ -0,0 +1,62 @@
+import java.io.*;
+import java.util.*;
+
+public class Noeud{
+    private File f;
+    private Noeud n1=null;
+    private Noeud n2=null;
+    private Noeud n3=null;
+    private Noeud n4=null;
+    public Noeud(File s){
+        this.f = s;
+    }
+    /*public Noeud(String s, Noeud noeud1){java.io.File
+
+    }
+    public Noeud(String s, Noeud noeud1, Noeud noeud2, Noeud noeud3){
+        this.f = new File(s);
+        this.noeud1=n1;
+        this.noeud2=n2;
+        this.noeud3=n3;
+
+    }
+    public Noeud(String s, Noeud noeud1, Noeud noeud2, Noeud noeud3, Noeud noeud4){
+        this.f = new File(s);
+        this.noeud1=n1;
+        this.noeud2=n2;
+        this.noeud3=n3;
+        this.noeud4=n4;
+
+    }*/
+    public void add(Noeud n){
+        if(n1!=null){
+            if(n2!=null){
+                if(n3!=null){
+                    n4=n;
+                    return;
+                }
+                n3=n;
+                return;
+            }
+            n2=n;
+            return;
+        }
+        n1=n;
+        return;
+    }
+    public File getFile(){
+        return this.f;
+    }
+    public Noeud getN1(){
+        return this.n1;
+    }
+    public Noeud getN2(){
+        return this.n2;
+    }
+    public Noeud getN3(){
+        return this.n3;
+    }
+    public Noeud getN4(){
+        return this.n4;
+    }
+}
\ No newline at end of file
diff --git a/DEV3.2/TP7/Repertoires/Repertoires.class b/DEV3.2/TP7/Repertoires/Repertoires.class
new file mode 100644
index 0000000..ec2f953
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diff --git a/DEV3.2/TP7/Repertoires/Repertoires.java b/DEV3.2/TP7/Repertoires/Repertoires.java
new file mode 100644
index 0000000..54f0a59
--- /dev/null
+++ b/DEV3.2/TP7/Repertoires/Repertoires.java
@@ -0,0 +1,50 @@
+import java.io.*;
+import java.util.*;
+
+public class Repertoires{
+    public Repertoires(String s){
+        File f = new File(s);
+        ArrayDeque<File> a = new ArrayDeque<File>();
+        a.add(f);
+        Noeud n=this.tree(a);
+        this.afficher(n,0);
+    }
+    public Noeud tree(ArrayDeque<File> a){
+        File f = a.remove();
+        if(f.isFile()){
+            Noeud n = new Noeud(f);
+            return n;
+        }
+        if(f.isDirectory()){
+            Noeud n = new Noeud(f);
+            File[] liste = f.listFiles();
+            for(int i=0;i<liste.length;i++){
+                a.add(liste[i]);
+                Noeud m=this.tree(a);
+                n.add(m);
+            }
+            return n;
+        }
+        return null;
+    }
+    public void afficher(Noeud n,int i){
+        String chaine=""; 
+        for(int j=0;j<i;j++){
+            chaine = chaine+"   ";
+        }
+        chaine = chaine+n.getFile().getName();
+        System.out.println(chaine);
+        if(n.getN1()!=null){
+            afficher(n.getN1(),i+1);
+            if(n.getN2()!=null){
+                afficher(n.getN2(),i+1);
+                if(n.getN3()!=null){
+                    afficher(n.getN3(),i+1);
+                    if(n.getN4()!=null){
+                        afficher(n.getN4(),i+1);
+                    }
+                }
+            }
+        }        
+    }
+}
\ No newline at end of file
diff --git a/DEV3.2/TP7/Repertoires/toto/dossier 1/fichier 1 b/DEV3.2/TP7/Repertoires/toto/dossier 1/fichier 1
new file mode 100644
index 0000000..e69de29
diff --git a/DEV3.2/TP7/Repertoires/toto/dossier 1/fichier 2 b/DEV3.2/TP7/Repertoires/toto/dossier 1/fichier 2
new file mode 100644
index 0000000..e69de29
diff --git a/DEV3.2/TP7/Repertoires/toto/dossier 2/fichier 3 b/DEV3.2/TP7/Repertoires/toto/dossier 2/fichier 3
new file mode 100644
index 0000000..e69de29
diff --git a/DEV3.2/TP7/Repertoires/toto/fichier 4 b/DEV3.2/TP7/Repertoires/toto/fichier 4
new file mode 100644
index 0000000..e69de29
diff --git a/DEV3.2/TP8/Tri/Main.class b/DEV3.2/TP8/Tri/Main.class
new file mode 100644
index 0000000..9f55468
Binary files /dev/null and b/DEV3.2/TP8/Tri/Main.class differ
diff --git a/DEV3.2/TP8/Tri/Main.java b/DEV3.2/TP8/Tri/Main.java
new file mode 100644
index 0000000..6af9158
--- /dev/null
+++ b/DEV3.2/TP8/Tri/Main.java
@@ -0,0 +1,16 @@
+public class Main{
+
+	public static void main(String[] args) {
+		if (args.length==0){
+			System.out.println("Usage: java Main listereels");
+		}
+
+		Tri arbre = new Tri(Float.parseFloat(args[0]));
+
+		for(int i=0;i<args.length;i++){
+			arbre.ajouterNoeud(Float.parseFloat(args[i]));
+		}
+
+		System.out.println(arbre.toString());
+	}
+}
\ No newline at end of file
diff --git a/DEV3.2/TP8/Tri/Noeud.class b/DEV3.2/TP8/Tri/Noeud.class
new file mode 100644
index 0000000..9e69853
Binary files /dev/null and b/DEV3.2/TP8/Tri/Noeud.class differ
diff --git a/DEV3.2/TP8/Tri/Noeud.java b/DEV3.2/TP8/Tri/Noeud.java
new file mode 100644
index 0000000..360982f
--- /dev/null
+++ b/DEV3.2/TP8/Tri/Noeud.java
@@ -0,0 +1,19 @@
+public class Noeud{
+	protected float val;
+	protected Noeud noeudGauche;
+	protected Noeud noeudDroit;
+
+	public Noeud(float f){
+		this.val = f;
+		this.noeudGauche=null;
+		this.noeudDroit=null;
+	}
+
+	public void addNoeudGauche(float f){
+		this.noeudGauche = new Noeud(f);
+	}
+
+	public void addNoeudDroit(float f){
+		this.noeudDroit = new Noeud(f);
+	}
+}
\ No newline at end of file
diff --git a/DEV3.2/TP8/Tri/Tri.class b/DEV3.2/TP8/Tri/Tri.class
new file mode 100644
index 0000000..2c52e09
Binary files /dev/null and b/DEV3.2/TP8/Tri/Tri.class differ
diff --git a/DEV3.2/TP8/Tri/Tri.java b/DEV3.2/TP8/Tri/Tri.java
new file mode 100644
index 0000000..dd9b318
--- /dev/null
+++ b/DEV3.2/TP8/Tri/Tri.java
@@ -0,0 +1,69 @@
+public class Tri{
+
+	private Noeud racine;
+
+	public Tri(float f){
+		this.racine = new Noeud(f);
+	}
+
+	public void ajouterNoeud(float f){
+		if(this.racine.val>f){
+			if(this.racine.noeudGauche==null){
+				this.racine.addNoeudGauche(f);
+			}
+			else{
+				this.ajouterNoeud(f,this.racine.noeudGauche);
+			}
+		}
+		else{
+			if(this.racine.noeudDroit==null){
+				this.racine.addNoeudDroit(f);
+			}
+			else{
+				this.ajouterNoeud(f,this.racine.noeudDroit);
+			}
+		}
+	}
+
+	public void ajouterNoeud(float f, Noeud n){
+		if(n.val>f){
+			if(n.noeudGauche==null){
+				n.addNoeudGauche(f);
+			}
+			else{
+				this.ajouterNoeud(f,n.noeudGauche);
+			}
+		}
+		else{
+			if(n.noeudDroit==null){
+				n.addNoeudDroit(f);
+			}
+			else{
+				this.ajouterNoeud(f,n.noeudDroit);
+			}
+		}
+	}
+
+	@Override
+	public String toString(){
+		String retour = "";
+		if(this.racine.noeudGauche!=null){
+			retour = toString(this.racine.noeudGauche) + retour;
+		}
+		if(this.racine.noeudDroit!=null){
+			retour = retour + " " + toString(this.racine.noeudDroit);
+		}
+		return retour;
+	}
+
+	public String toString(Noeud n){
+		String retour = " "+n.val;
+		if(n.noeudGauche!=null){
+			retour = toString(n.noeudGauche) + retour;
+		}
+		if(n.noeudDroit!=null){
+			retour = retour + " " + toString(n.noeudDroit);
+		}
+		return retour;
+	}
+}
\ No newline at end of file