diff --git a/bin/tp09/DicoJava.class b/bin/tp09/DicoJava.class
new file mode 100644
index 0000000000000000000000000000000000000000..7598ffddb1b78e518d77c4caad951af791445461
Binary files /dev/null and b/bin/tp09/DicoJava.class differ
diff --git a/lib/tp04-res.jar b/lib/tp04-res.jar
new file mode 100755
index 0000000000000000000000000000000000000000..4088fda2baee4ed5f221ddd3c9999890d7f2637f
Binary files /dev/null and b/lib/tp04-res.jar differ
diff --git a/lib/tp07-res.jar b/lib/tp07-res.jar
new file mode 100644
index 0000000000000000000000000000000000000000..6926c42ee68ba1e984e142fe33e8dd818aae5833
Binary files /dev/null and b/lib/tp07-res.jar differ
diff --git a/lib/tp09-res.jar b/lib/tp09-res.jar
new file mode 100644
index 0000000000000000000000000000000000000000..11bab3bbfd189ba434befcd2bf9940689f047fc8
Binary files /dev/null and b/lib/tp09-res.jar differ
diff --git a/res/tp09/DicoJava.txt b/res/tp09/DicoJava.txt
new file mode 100755
index 0000000000000000000000000000000000000000..fa57b1e6ad6af7e98de7392223755dfe5364b4aa
--- /dev/null
+++ b/res/tp09/DicoJava.txt
@@ -0,0 +1,53 @@
+abstract	Mot-clé	Déclaration d'une méthode ou d'une classe abstraite.
+assert	Mot-clé	Assertion
+break	Mot-clé	Interrompre une boucle ou un choix multiple.
+case	Mot-clé	Cas dans un choix multiple.
+catch	Mot-clé	Capture d'un type d'exception.
+class	Mot-clé	Déclaration d'une classe.
+continue	Mot-clé	Continuer une boucle en allant à l'itération suivante.
+default	Mot-clé	Cas par défaut dans un choix multiple.
+do	Mot-clé	Boucle itérative.
+else	Mot-clé	Exécution conditionnelle.
+enum	Mot-clé	Déclaration d'une énumération.
+extends	Mot-clé	Héritage : déclaration de la classe mère, ou pour une interface de toutes les interfaces mères.
+final	Mot-clé	Déclarer un membre comme final.
+finally	Mot-clé	Code exécuté quoi qu'il se passe dans un bloc de capture d'exception.
+for	Mot-clé	Boucle itérative.
+if	Mot-clé	Exécution conditionnelle.
+implements	Mot-clé	Déclaration des interfaces implémentées par une classe.
+import	Mot-clé	Déclaration des packages utilisés par une classe.
+instanceof	Mot-clé	Tester si un objet est de la classe indiquée (voir Transtypage).
+interface	Mot-clé	Déclaration d'une interface.
+native	Mot-clé	Déclaration d'une méthode native.
+new	Mot-clé	Allocation d'une instance de classe.
+package	Mot-clé	Déclaration du package de la classe.
+private	Mot-clé	Déclaration d'un membre privé de la classe.
+protected	Mot-clé	Déclaration d'un membre protégé de la classe.
+public	Mot-clé	Déclaration d'un membre public de la classe.
+return	Mot-clé	Retourner une valeur depuis une méthode.
+static	Mot-clé	Déclaration d'un membre statique de la classe.
+strictfp	Mot-clé	Déclaration d'une méthode ou classe où les opérations en virgule flottante doivent être évaluées strictement de gauche à droite selon la spécification Java.
+super	Mot-clé	Référence à l'instance de la classe mère.
+switch	Mot-clé	Début d'un choix multiple.
+synchronized	Mot-clé	Voir Processus légers et synchronisation.
+this	Mot-clé	Référence à l'instance de la classe englobante.
+throw	Mot-clé	Lever une exception.
+throws	Mot-clé	Déclaration des exceptions levées par une méthode.
+transient	Mot-clé	Déclaration d'un attribut à exclure de la sérialisation.
+try	Mot-clé	Capture d'un type d'exception.
+void	Mot-clé	Déclaration d'une méthode ne retournant aucune valeur.
+volatile	Mot-clé	Déclaration d'un attribut volatile, c'est à dire dont la valeur ne doit pas être mise en cache car elle est accédée par différents threads.
+while	Mot-clé	Boucle itérative.
+const	Réservé	Inutilisé actuellement.
+goto	Réservé	Inutilisé actuellement.
+boolean	Type de données	Valeur booléenne (vrai ou faux).
+byte	Type de données	Entier signé de -128 à +127.
+char	Type de données	Caractères Unicode (UTF-16, donc sur 16 bits).
+double	Type de données	Nombre à virgule flottante, double précision.
+float	Type de données	Nombre à virgule flottante, simple précision.
+int	Type de données	Entier signé de -2 147 483 648 à +2 147 483 647.
+long	Type de données	Entier signé de -9 223 372 036 854 775 808 à +9 223 372 036 854 775 807.
+short	Type de données	Entier signé de -32 768 à +32 767.
+false	Valeur littérale	Valeur booléenne fausse.
+null	Valeur littérale	Référence nulle.
+true	Valeur littérale	Valeur booléenne vraie.
diff --git a/res/tp09/directory.txt b/res/tp09/directory.txt
new file mode 100755
index 0000000000000000000000000000000000000000..b78227092e7e10819aa1fdb472fd5add268b04b2
--- /dev/null
+++ b/res/tp09/directory.txt
@@ -0,0 +1,5 @@
+Alice	2015
+Bruno	1942
+Clément	2019
+Dorothée	1980
+Élise	1954
diff --git a/res/tp09/testScan.csv b/res/tp09/testScan.csv
new file mode 100755
index 0000000000000000000000000000000000000000..003bf1d15a367332ba0a3d3e134bee11339ccfb7
--- /dev/null
+++ b/res/tp09/testScan.csv
@@ -0,0 +1,4 @@
+1;3;true;false;true
+1;2;false;true
+2;1;42
+42;2;poo;coo
diff --git a/src/tp03/Card.java b/src/tp03/Card.java
new file mode 100644
index 0000000000000000000000000000000000000000..b732c43cb0b6b13ce1978a498c419c63f59ced55
--- /dev/null
+++ b/src/tp03/Card.java
@@ -0,0 +1,44 @@
+package tp03;
+
+class Card {
+    private Color color;
+    private Rank rank;
+
+    public Card(Color color, Rank rank) {
+        this.color = color;
+        this.rank = rank;
+    }
+
+    public Card(String color, String rank) {
+        this.color = Color.valueOf(color);
+        this.rank = Rank.valueOf(rank);
+    }
+
+    public Color getColor() {
+        return this.color;
+    }
+
+    public Rank getRank() {
+        return this.rank;
+    }
+
+    public int compareRank(Card card) {
+        return this.rank.getValeur() - card.rank.getValeur();
+    }
+
+    public int compareColor(Card card) {
+        return this.color.compareTo(card.getColor());
+    }
+
+    public boolean isBefore(Card card) {
+        return this.rank.getValeur() - card.rank.getValeur() < 0;
+    }
+
+    public boolean equals(Card card) {
+        return this.compareColor(card) == 0 && this.compareRank(card) == 0;
+    }
+
+    public String toString() {
+        return this.rank.toString() + " of " + this.color.toString();
+    }
+}
\ No newline at end of file
diff --git a/src/tp03/Color.java b/src/tp03/Color.java
new file mode 100644
index 0000000000000000000000000000000000000000..47cb94859ba593c492d12126d344a9548077f5b5
--- /dev/null
+++ b/src/tp03/Color.java
@@ -0,0 +1,5 @@
+package tp03;
+
+public enum Color {
+    CLUB, DIAMOND, HEART, SPADE;
+}
\ No newline at end of file
diff --git a/src/tp03/Rank.java b/src/tp03/Rank.java
new file mode 100644
index 0000000000000000000000000000000000000000..43511252d32c61d4e22b3a700c19e979c319c6c0
--- /dev/null
+++ b/src/tp03/Rank.java
@@ -0,0 +1,15 @@
+package tp03;
+
+public enum Rank {
+    SEVEN(7), EIGHT(8), NINE(9), TEN(10), JACK(11), QUEEN(12), KING(13), ACE(14);
+
+    private final int valeur;
+
+    private Rank(int valeur) {
+        this.valeur = valeur;
+    }
+
+    public int getValeur() {
+        return this.valeur;
+    }
+}
\ No newline at end of file
diff --git a/src/tp03/UseCard.java b/src/tp03/UseCard.java
new file mode 100644
index 0000000000000000000000000000000000000000..f2876c0db4f4a5cdfcebddd3ab70b35e44e659ac
--- /dev/null
+++ b/src/tp03/UseCard.java
@@ -0,0 +1,13 @@
+package tp03;
+
+class UseCard {
+    public static void main(String[] args) {
+        Card carte1 = new Card(Color.SPADE, Rank.SEVEN);
+        Card carte2 = new Card("HEART", "KING");
+        System.out.println(carte1.getColor());
+        System.out.println(carte2.getRank());
+        System.out.println(carte1.isBefore(carte2));
+        System.out.println(carte1.equals(carte2));
+        System.out.println(carte1.toString() + "\n" + carte2.toString());
+    }
+}
\ No newline at end of file
diff --git a/src/tp03/UseLocalDate.java b/src/tp03/UseLocalDate.java
new file mode 100644
index 0000000000000000000000000000000000000000..e418ac38675bddd7c60e7aa39891a383922e48cd
--- /dev/null
+++ b/src/tp03/UseLocalDate.java
@@ -0,0 +1,19 @@
+package tp03;
+import java.time.LocalDate;
+import java.util.Scanner;
+
+class UseLocalDate {
+    private Scanner scan = new Scanner(System.in);
+
+    public static String dateOfTheDay() {
+        return "Today's date is " + LocalDate.now() + ".";
+    }
+
+    public static void main(String[] args) {
+        System.out.println(dateOfTheDay());
+    }
+
+    public static LocalDate inputDate() {
+        return null;
+    }
+}
\ No newline at end of file
diff --git a/src/tp04/NumeroAutomatique.java b/src/tp04/NumeroAutomatique.java
new file mode 100644
index 0000000000000000000000000000000000000000..4427b3cdbd5bd3a87868dda4fe7f718f65662f39
--- /dev/null
+++ b/src/tp04/NumeroAutomatique.java
@@ -0,0 +1,9 @@
+package tp04;
+
+public class NumeroAutomatique {
+    private static int numero = 0;
+
+    public static int getNumber() {
+        return ++numero;
+    }
+}
\ No newline at end of file
diff --git a/src/tp04/Person.java b/src/tp04/Person.java
new file mode 100644
index 0000000000000000000000000000000000000000..b6e4a6ee464ea66fed436cda11235ea1f7b31772
--- /dev/null
+++ b/src/tp04/Person.java
@@ -0,0 +1,44 @@
+package tp04;
+
+import tp04.NumeroAutomatique;
+
+public class Person {
+    private int ID;
+    private String forename;
+    private String name;
+
+    public Person(String forename, String name) {
+        this.forename = forename;
+        this.name = name;
+        NumeroAutomatique temp = new NumeroAutomatique();
+        this.ID = temp.getNumber();
+    }
+
+    public int getID() {
+        return this.ID;
+    }
+
+    public String getForename() {
+        return this.forename;
+    }
+
+    public String getName() {
+        return this.name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public void setForename(String forename) {
+        this.forename = forename;
+    }
+
+    public String toString() {
+        return ID + " : " + forename + " " + name;
+    }
+
+    public boolean equals(Person other) {
+        return this.ID == other.ID;
+    }
+}
\ No newline at end of file
diff --git a/src/tp04/Student.java b/src/tp04/Student.java
new file mode 100644
index 0000000000000000000000000000000000000000..84b1305f7c3f9e50151531118297bf8697b4ae57
--- /dev/null
+++ b/src/tp04/Student.java
@@ -0,0 +1,90 @@
+package tp04;
+
+public class Student{
+    private Person person;
+    private double[] grades;
+
+    public Student(Person pers, double[] grades) {
+        this.person = pers;
+        this.grades = grades;
+    }
+
+    public Student(String forename, String name, double[] grades) {
+        this.person = new Person(forename, name);
+        this.grades = grades;
+    }
+
+    public Student(String forename, String name) {
+        this.person = new Person(forename, name);
+        this.grades = new double[0];
+    }
+
+    public String getForename() {
+        return this.person.getForename();
+    }
+
+    public String getName() {
+        return this.person.getName();
+    }
+
+    public int getID() {
+        return this.person.getID();
+    }
+
+    public double[] getGrades() {
+        return this.grades;
+    }
+
+    public String getStringGrades() {
+        String result = "[";
+        for (int i = 0; i<this.grades.length; i++) {
+            result += this.grades[i] + ";";
+        }
+        result = result.substring(0, result.length() - 1);
+        return result + "]";
+    }
+
+    public void setForename(String forename) {
+        this.person.setForename(forename);
+    }
+
+    public void setName(String name) {
+        this.person.setName(name);
+    }
+
+    public void setGrades(double[] grades) {
+        this.grades = grades;
+    }
+
+    public String toString() {
+        return "Student [" + this.person.getID() + " : " + this.person.getForename() + " " + this.person.getName() + " = " + getStringGrades() + "; avg = " + getAverage() + "]";
+    }
+
+    public boolean equals(Student other) {
+        return (this.person == other.person && this.grades == other.grades);
+    }
+
+    public double getAverage() {
+        if (grades.length == 0) {
+            return 0;
+        } else {
+            int somme = 0;
+            for (int i = 0; i<grades.length; i++) {
+                somme += grades[i];
+            }
+            return somme/grades.length;
+        }
+    }
+
+    public void addGrade(double grade) {
+        double[] temp = this.grades;
+        this.grades = new double[temp.length + 1];
+        for (int i = 0; i<grades.length; i++) {
+            if (i<temp.length) {
+                this.grades[i] = temp[i];
+            } else {
+                this.grades[i] = grade;
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/tp04/StudentAbs.java b/src/tp04/StudentAbs.java
new file mode 100644
index 0000000000000000000000000000000000000000..09f736bf7bd49c90383536c4aba77ee28d1e87a1
--- /dev/null
+++ b/src/tp04/StudentAbs.java
@@ -0,0 +1,38 @@
+package tp04;
+
+public class StudentAbs {
+    private Student stud;
+    private int nbAbsence = 0;
+
+    public StudentAbs(Student stud) {this.stud = stud;}
+    public StudentAbs(String forename, String name, double[] grades) {this.stud = new Student(forename, name, grades);}
+    public StudentAbs(String forename, String name) {this.stud = new Student(forename, name);}
+
+    public Student getStud() {
+        return this.stud;
+    }
+
+    public int getNbAbsences() {
+        return this.nbAbsence;
+    }
+
+    public void increaseAbs() {
+        this.nbAbsence++;
+    }
+
+    public String toString() {
+        return this.stud.toString() + ", nbAbs = " + nbAbsence;
+    }
+
+    public boolean equals(StudentAbs other) {
+        return (this.stud.equals(other.stud) && this.nbAbsence == other.nbAbsence);
+    }
+
+    public boolean warning(int thresholdAbs, double thresholdAvg) {
+        return (this.nbAbsence >= thresholdAbs || this.stud.getAverage() <= thresholdAvg);
+    }
+
+    public boolean validation(int thresholdAbs, double thresholdAvg) {
+        return (this.nbAbsence <= thresholdAbs && this.stud.getAverage() >= thresholdAvg);
+    }
+}
\ No newline at end of file
diff --git a/src/tp04/UsePendingCaseQueue.java b/src/tp04/UsePendingCaseQueue.java
new file mode 100755
index 0000000000000000000000000000000000000000..05bc89220d280594566c8b7f42f5a2b62b89c2b5
--- /dev/null
+++ b/src/tp04/UsePendingCaseQueue.java
@@ -0,0 +1,29 @@
+package tp04;
+
+public class UsePendingCaseQueue {
+    public static void main(String[] args) {
+        PendingCase pc1 = new PendingCase("Alice", "AAA", 1234.56);
+	    PendingCase pc2 = new PendingCase("Bruno", "BBB", 0.42);
+	    PendingCase pc3 = new PendingCase("Chloé", "CCC", 745.99); 
+	    PendingCase pc4 = new PendingCase("Denis", "DDD", 125.0); 
+		PendingCaseQueue.CAPACITY = 3;
+        PendingCaseQueue pcq = new PendingCaseQueue();
+        System.out.println("Before anything: " + pcq);
+        System.out.println("Empty? " + pcq.isEmpty() + "\tFull? " + pcq.isFull());
+        pcq.addOne(pc1);
+        pcq.addOne(pc2);
+        System.out.println("After addition of pc1 and pc2: " + pcq);
+        System.out.println("Empty? " + pcq.isEmpty() + "\tFull? " + pcq.isFull());
+        pcq.addOne(pc3);
+        System.out.println("After addition of pc3: " + pcq);
+        System.out.println("Empty? " + pcq.isEmpty() + "\tFull? " + pcq.isFull());
+		pcq.addOne(pc4);
+        System.out.println("After addition of pc4: \t" + pcq);
+        pcq.removeOne();
+        System.out.println("After a removal: " + pcq);
+        pcq.addOne(pc1);
+        System.out.println("After addition of pc1: " + pcq);
+        pcq.clear();
+        System.out.println("After clearing: " + pcq);
+    }
+}
diff --git a/src/tp04/UsePerson.java b/src/tp04/UsePerson.java
new file mode 100644
index 0000000000000000000000000000000000000000..aaf0940b6992750d3a04a452c724321088aee4f9
--- /dev/null
+++ b/src/tp04/UsePerson.java
@@ -0,0 +1,28 @@
+package tp04;
+
+public class UsePerson {
+	public static void main(String[] args) {
+		Person alice = new Person("Alice", "A");
+		Person bruno = new Person("Bruno", "B");
+		Person autre = alice;
+		boolean testsOK = true;
+		// test des getters
+		if(!alice.getForename().equals("Alice") || !alice.getName().equals("A") || !bruno.getForename().equals("Bruno") || !bruno.getName().equals("B") || !autre.getForename().equals("Alice") || !autre.getName().equals("A")) {
+			System.out.println("Erreur de méthodes GET");
+			testsOK = false;
+		}
+		// test des setters
+		alice.setForename("Anatole");
+		bruno.setName("BB");
+		if(!alice.getForename().equals("Anatole") || !alice.getName().equals("A") || !bruno.getForename().equals("Bruno") || !bruno.getName().equals("BB") || !autre.getForename().equals("Anatole") || !autre.getName().equals("A")) {
+			System.out.println("Erreur de méthodes SET");
+			testsOK = false;
+		}
+		// test du equals
+		if(alice.equals(bruno) || !alice.equals(autre)) {
+			System.out.println("Erreur de méthode equals");
+			testsOK = false;
+		}
+		if(testsOK) System.out.println("Tests de UsePerson réussis !");
+	}
+}
diff --git a/src/tp04/UseStudent.java b/src/tp04/UseStudent.java
new file mode 100644
index 0000000000000000000000000000000000000000..c3e7fd8994b55bbdab150dff74780f623dcf6c78
--- /dev/null
+++ b/src/tp04/UseStudent.java
@@ -0,0 +1,20 @@
+package tp04;
+
+public class UseStudent {
+    public static void main(String[] args) {
+        double[] grades = new double[] {19.25, 15.2, 0.01};
+        double[] grades2 = new double[] {5, 2849, 9};
+        Person gens1 = new Person("AAAAAAAAAAAAAAAAAAA", "BBBBB");
+        Student gars1 = new Student(gens1, grades);
+        Student gars2 = new Student("Jean-Marie", "Lepen", grades2);
+        Student gars3 = new Student("Gicé", "Védé");
+        gars3.addGrade(5.49);
+        gars3.addGrade(5.49);
+        gars3.addGrade(5.49);
+        System.out.println(gars1.equals(gars2));
+        System.out.println(gars2.equals(gars3));
+        System.out.println(gars1.toString());
+        System.out.println(gars2.toString());
+        System.out.println(gars3.toString());
+    }
+}
\ No newline at end of file
diff --git a/src/tp04/UseYearGroup.java b/src/tp04/UseYearGroup.java
new file mode 100644
index 0000000000000000000000000000000000000000..6b6319de50561d94c3450a8b8d4ad13df6757309
--- /dev/null
+++ b/src/tp04/UseYearGroup.java
@@ -0,0 +1,20 @@
+package tp04;
+
+public class UseYearGroup {
+    public static void main(String[] args) {
+        Student gars1 = new Student("Clara", "Oké", new double[] {19.25, 15.2, 17.3});
+        Student gars2 = new Student("Will", "Kinson", new double[] {5, 13, 2});
+        Student gars3 = new Student("Titouan", "Ladopté", new double[] {17.6, 14.3, 15.9});
+        Student gars4 = new Student("Gicé", "Védé", new double[] {0, 0.1, 0.2});
+        StudentAbs abs1 = new StudentAbs(gars1);
+        StudentAbs abs2 = new StudentAbs(gars2);
+        StudentAbs abs3 = new StudentAbs(gars3);
+        StudentAbs abs4 = new StudentAbs(gars4);
+        for (int i = 0; i < 10; i++) {
+            abs3.increaseAbs();
+            abs4.increaseAbs();
+        }
+        YearGroup BUT1 = new YearGroup(new StudentAbs[]{abs1, abs2, abs3, abs4});
+        BUT1.validation(5, 14);
+    }
+}
\ No newline at end of file
diff --git a/src/tp04/YearGroup.java b/src/tp04/YearGroup.java
new file mode 100644
index 0000000000000000000000000000000000000000..8efdbe4085361aaf46b9ef3f3f63ad53cc7d2aca
--- /dev/null
+++ b/src/tp04/YearGroup.java
@@ -0,0 +1,40 @@
+package tp04;
+
+public class YearGroup {
+    private StudentAbs[] listeEtu;
+
+    public YearGroup(StudentAbs[] liste) {this.listeEtu = liste;}
+    public YearGroup() {this.listeEtu = new StudentAbs[0];}
+
+    public StudentAbs[] getListeEtu() {
+        return listeEtu;
+    }
+
+    public String getStringListeEtu() {
+        String result = "[";
+        for (int i = 0; i<this.listeEtu.length; i++) {
+            result+=listeEtu[i].toString() + "\n";
+        }
+        return result + "]";
+    }
+
+    public void setListeEtu(StudentAbs[] liste) {
+        this.listeEtu = liste;
+    }
+
+    public void addGrade(double[] grades) {
+        for (int i = 0; i < this.listeEtu.length; i++) {
+            this.listeEtu[i].getStud().addGrade(grades[i]);
+        }
+    }
+
+    public void validation(int thresholdAbs, int thresholdAvg) {
+        String lesGensQuiPassent = "";
+        for (int i = 0; i < this.listeEtu.length; i++) {
+            if (this.listeEtu[i].validation(thresholdAbs, thresholdAvg)) {
+                lesGensQuiPassent+=listeEtu[i].toString() + "\n";
+            }
+        }
+        System.out.println(lesGensQuiPassent.substring(0, lesGensQuiPassent.length() - 1));
+    }
+}
\ No newline at end of file
diff --git a/src/tp05/Book.java b/src/tp05/Book.java
new file mode 100644
index 0000000000000000000000000000000000000000..280ed8f71c5c4da9623fdf698f9c83f554f28d15
--- /dev/null
+++ b/src/tp05/Book.java
@@ -0,0 +1,95 @@
+package tp05;
+
+import java.time.LocalDateTime;
+
+public class Book {
+    private String code;
+    private String title;
+    private String author;
+    private int publicationYear;
+    private int borrower = 0;
+    private LocalDateTime borrowingDate = null;
+
+    public Book(String code, String title, String author, int publicationYear) {
+        this.code = code;
+        this.title = title;
+        this.author = author;
+        this.publicationYear = publicationYear;
+    }
+
+    public String getCode() {
+        return this.code;
+    }
+
+    public String getTitle() {
+        return this.title;
+    }
+
+    public String getAuthor() {
+        return this.author;
+    }
+
+    public int getPublicationYear() {
+        return this.publicationYear;
+    }
+
+    public int getBorrower() {
+        return this.borrower;
+    }
+
+    public LocalDateTime getBorrowingDate() {
+        return this.borrowingDate;
+    }
+
+    public void setCode(String code) {
+        this.code = code;
+    }
+
+    public void setTitle(String title) {
+        this.title = title;
+    }
+
+    public void setAuthor(String author) {
+        this.author = author;
+    }
+
+    public void setPublicationYear(int publicationYear) {
+        this.publicationYear = publicationYear;
+    }
+
+    public boolean borrow(int borrower) {
+        if (this.borrower == 0) {
+            this.borrower = borrower;
+            this.borrowingDate = LocalDateTime.now();
+            return true;
+        } else {
+            return false;
+        }
+    }
+
+    public boolean giveBack() {
+        if (this.borrower != 0) {
+            this.borrower = 0;
+            this.borrowingDate = null;
+            return true;
+        } else {
+            return false;
+        }
+    }
+
+    public LocalDateTime getGiveBackDate() {
+        return this.borrowingDate.plusDays(10);
+    }
+
+    public boolean isAvailable() {
+        return this.borrower == 0;
+    }
+
+    public String toString() {
+        String borrowed = "";
+        if (this.borrowingDate != null) {
+            borrowed = " borrowed the : " + this.borrowingDate.toString();
+        }
+        return "Book [" + this.getCode() + ":" + this.title + " -> " + this.author + ", " + this.publicationYear + "]" + borrowed;
+    }
+}
\ No newline at end of file
diff --git a/src/tp05/ComicBook.java b/src/tp05/ComicBook.java
new file mode 100644
index 0000000000000000000000000000000000000000..70841601af04419c731a7266bd0f7b670a583132
--- /dev/null
+++ b/src/tp05/ComicBook.java
@@ -0,0 +1,18 @@
+package tp05;
+
+public class ComicBook extends Book {
+    private String illustrator;
+
+    public ComicBook(String code, String title, String author, String illustrator, int publicationYear) {
+        super(code, title, author, publicationYear);
+        this.illustrator = illustrator;
+    }
+
+    public String toString() {
+        String borrowed = "";
+        if (super.getBorrowingDate() != null) {
+            borrowed = " borrowed the : " + super.getBorrowingDate().toString();
+        }
+        return "ComicBook [" + super.getCode() + ":" + super.getTitle() + " -> " + super.getAuthor() + ", " + super.getPublicationYear() + ", " + this.illustrator + "]" + borrowed;
+    }
+}
diff --git a/src/tp05/Library.java b/src/tp05/Library.java
new file mode 100644
index 0000000000000000000000000000000000000000..58d5597558c9945280e5f4a57e8a919662b4e327
--- /dev/null
+++ b/src/tp05/Library.java
@@ -0,0 +1,89 @@
+package tp05;
+
+public class Library {
+    private Book[] catalog = new Book[0];
+
+    public Book getBook(String code) {
+        int i = 0;
+        while (i<this.catalog.length && this.catalog[i].getCode() != code) {
+            i++;
+        }
+        return catalog[i];
+    }
+
+    public boolean addBook(Book book) {
+        Book[] temp = catalog;
+        this.catalog = new Book[temp.length+1];
+        for (int i = 0; i < temp.length; i++) {
+            this.catalog[i] = temp[i];
+        }
+        this.catalog[temp.length] = book;
+        return true;
+    }
+
+    public boolean removeBook(String aCode) {
+        Book remove = getBook(aCode);
+        int indice = getIndice(remove);
+        Book[] temp = this.catalog;
+        this.catalog = new Book[temp.length-1];
+        int index = 0;
+        for (int i = 0; i<this.catalog.length; i++) {
+            if(i != indice) {
+                this.catalog[index] = temp[i];
+                index++;
+            }
+        }
+        return true;
+    }
+
+    public boolean removeBook(Book b) {
+        int indice = getIndice(b);
+        Book[] temp = this.catalog;
+        this.catalog = new Book[temp.length-1];
+        int index = 0;
+        for (int i = 0; i<this.catalog.length; i++) {
+            if(i != indice) {
+                this.catalog[index] = temp[i];
+                index++;
+            }
+        }
+        return true;
+    }
+
+    public int getIndice(Book book) {
+        int i = 0;
+        while (i<this.catalog.length && this.catalog[i] != book) {
+            i++;
+        }
+        return i;
+    }
+
+    public String borrowings() {
+        String result = "";
+        for (int i = 0; i<this.catalog.length;i++) {
+            if (this.catalog[i].getBorrower() != 0) {
+                result += "(" + this.catalog[i].getCode() + ")--" + this.catalog[i].getBorrower() + " ";
+            }
+        }
+        return result;
+    }
+
+    public boolean borrow(String code, int borrower) {
+        Book book = getBook(code);
+        return (book.borrow(borrower));
+    }
+
+    public boolean giveBack(String code) {
+        Book book = getBook(code);
+        return book.giveBack();
+    }
+
+    public String toString() {
+        String result = "[";
+        for (int i = 0; i<this.catalog.length; i++) {
+            result += this.catalog[i].toString() + "\n";
+        }
+        return result.substring(0, result.length()-1) + "]";
+    }
+    
+}
\ No newline at end of file
diff --git a/src/tp05/LibraryTest.java b/src/tp05/LibraryTest.java
new file mode 100644
index 0000000000000000000000000000000000000000..a7542142a25c1048959dc45155202adbc5f1ebde
--- /dev/null
+++ b/src/tp05/LibraryTest.java
@@ -0,0 +1,105 @@
+package tpOO.tp05;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertNull;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+import java.time.LocalDate;
+
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.BeforeEach;
+
+public class LibraryTest {
+    private int p1, p2;
+    private Book b1, b2, b3;
+    private Library myLib;
+    private ComicBook c1, c2;
+
+    @BeforeEach
+    public void initialization() {
+        // borrowers
+        p1 = 42;
+        p2 = 404;
+        // books
+        b1 = new Book("H2G2", "The Hitchhiker's Guide to the Galaxy", "D. Adams", 1979);
+        b2 = new Book("FLTL", "Flatland", "E.Abbott Abbott", 1884);
+        b3 = new Book("REU", "The Restaurant at the End of the Universe", "D. Adams", 1980);
+        c1 = new ComicBook("LeuG", "Léonard est un Génie", "Bob de Groot", 1977, "Turk");
+        c2 = new ComicBook("GVV", "Génie, Vidi, Vici !", "Turk", 2020, "Zidrou");
+        // library
+        myLib = new Library();
+    }
+
+    @Test
+    public void scenario1() {
+        myLib.addBook(b1); myLib.addBook(b2); myLib.addBook(b3);
+        assertEquals(b1, myLib.getBook("H2G2"));
+        assertEquals(b2, myLib.getBook("FLTL"));
+        assertEquals(b3, myLib.getBook("REU"));
+        assertNull(myLib.getBook("ERR"));
+        assertEquals(3, myLib.stockSize());
+        assertEquals("[Book [H2G2:The Hitchhiker's Guide to the Galaxy->D. Adams,1979], Book [FLTL:Flatland->E.Abbott Abbott,1884], Book [REU:The Restaurant at the End of the Universe->D. Adams,1980]]", myLib.toString());
+    }
+
+    @Test
+    void scenario2() {
+        myLib.addBook(b1); myLib.addBook(b2); myLib.addBook(b3);
+        assertEquals("", myLib.borrowings());
+        assertEquals(0, myLib.borrowedBookNumber());
+        // p1 borrows b1 successfully
+        assertTrue(myLib.borrow(b1.getCode(), p1));
+        assertEquals(1, myLib.borrowedBookNumber());
+        // p2 borrows b1 failed
+        assertFalse(myLib.borrow(b1.getCode(), p2));
+        assertEquals(1, myLib.borrowedBookNumber());
+        // p2 borrows b3 successfully
+        assertTrue(myLib.borrow(b3.getCode(), p2));
+        assertEquals(2, myLib.borrowedBookNumber());
+        // p1 borrows b2 successfully
+        assertTrue(myLib.borrow(b2.getCode(), p1));
+        assertEquals(3, myLib.borrowedBookNumber());
+    }
+
+    @Test
+    void scenario3() {
+        myLib.addBook(b1); myLib.addBook(c1);
+        assertEquals(2, myLib.stockSize());
+        assertEquals(0, myLib.borrowedBookNumber());
+        assertEquals("[Book [H2G2:The Hitchhiker's Guide to the Galaxy->D. Adams,1979], ComicBook[LeuG:Léonard est un Génie->Bob de Groot,1977,Turk]]", myLib.toString());
+        // p1 borrows b1 successfully
+        assertTrue(myLib.borrow(b1.getCode(), p1));
+        assertEquals(1, myLib.borrowedBookNumber());
+        assertEquals("(H2G2)--42", myLib.borrowings());
+        // p1 borrows c1 successfully
+        assertTrue(myLib.borrow(c1.getCode(), p1));
+        assertEquals(2, myLib.borrowedBookNumber());
+        assertEquals("(H2G2)--42(LeuG)--42", myLib.borrowings());
+    }
+
+    @Test
+    void scenario4() {
+        myLib.addBook(b1); myLib.addBook(c1); myLib.addBook(c2);
+        assertEquals(3, myLib.stockSize());
+        assertEquals(0, myLib.borrowedBookNumber());
+        assertEquals("[Book [H2G2:The Hitchhiker's Guide to the Galaxy->D. Adams,1979], ComicBook[LeuG:Léonard est un Génie->Bob de Groot,1977,Turk], ComicBook[GVV:Génie, Vidi, Vici !->Turk,2020,Zidrou]]", myLib.toString());
+        // p1 borrows b1 successfully
+        assertTrue(b1.borrowAgain(p1));
+        assertEquals(15, b1.getDurationMax());
+        assertEquals(LocalDate.now().plusDays(b1.getDurationMax()), b1.getGiveBackDate());
+        assertEquals(1, myLib.borrowedBookNumber());
+        assertEquals("(H2G2)--42", myLib.borrowings());
+        // p1 borrows c1 successfully
+        assertTrue(c1.borrowAgain(p1));
+        assertEquals(15, c1.getDurationMax());
+        assertEquals(LocalDate.now().plusDays(c1.getDurationMax()), c1.getGiveBackDate());
+        assertEquals(2, myLib.borrowedBookNumber());
+        assertEquals("(H2G2)--42(LeuG)--42", myLib.borrowings());
+        // p1 borrows c2 successfully
+        assertTrue(c2.borrowAgain(p1));
+        assertEquals(5, c2.getDurationMax());
+        assertEquals(LocalDate.now().plusDays(c2.getDurationMax()), c2.getGiveBackDate());
+        assertEquals(3, myLib.borrowedBookNumber());
+        assertEquals("(H2G2)--42(LeuG)--42(GVV)--42", myLib.borrowings());
+    }
+}
diff --git a/src/tp05/ShopTest.java b/src/tp05/ShopTest.java
new file mode 100644
index 0000000000000000000000000000000000000000..dccaf258f420793c8ef088bb665ea1b9d4353cb6
--- /dev/null
+++ b/src/tp05/ShopTest.java
@@ -0,0 +1,158 @@
+package tpOO.tp05;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import java.time.LocalDate;
+import java.util.ArrayList;
+
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
+public class ShopTest {
+    private String ref1, ref2, ref3, ref4;
+    private String label1, label2, label3, label4;
+    private double p5, p10, p15, p20;
+    private Article a1, a2, a3, a4, a5;
+    private ArrayList<Article> arts;
+    public Shop mag;
+
+    @BeforeEach
+    public void initialization() {
+        // articles' references
+        ref1 = "refA";
+        ref2 = "refB";
+        ref3 = "refC";
+        ref4 = "refD";
+        // articles' labels
+        label1 = "a";
+        label2 = "b";
+        label3 = "c";
+        label4 = "d";
+        // articles' prices
+        p5 = 5.0;
+        p10 = 10.0;
+        p15 = 15.0;
+        p20 = 20.0;
+        // articles
+        a1 = new Article(ref1, label1, p10);
+        a2 = new Article(ref2, label2, p15);
+        a3 = new PerishableArticle(ref2, label2, p15);
+        a4 = new PerishableArticle(ref3, label3, p20, LocalDate.now().plusDays(5));
+        a5 = new PerishableArticle(ref4, label4, p5, LocalDate.now().minusDays(1));
+        arts = new ArrayList<Article>();
+        arts.add(a1);
+        arts.add(a2);
+        // shop
+        mag = new Shop();
+    }
+
+    @Test
+    public void toStringArticleTest() {
+        assertEquals("Article [refA:a=10.0€/12.0€]", a1.toString());
+        assertEquals("Article [refB:b=15.0€/18.0€]", a2.toString());
+    }
+
+    @Test
+    public void addArticleShopTest1() {
+        assertEquals(0, mag.getNbArticle());
+        mag.addArticle(a1);
+        assertEquals(1, mag.getNbArticle());
+        mag.addArticle(a2);
+        assertEquals(2, mag.getNbArticle());
+    }
+
+    @Test
+    public void addArticleShopTest2() {
+        assertEquals(0, mag.getNbArticle());
+        mag.addArticle(arts);
+        assertEquals(2, mag.getNbArticle());
+    }
+
+    @Test
+    public void toStringPerishableArticleTest() {
+        assertEquals("PerishableArticle [refB:b=15.0€/18.0€-->"+LocalDate.now().plusDays(10)+"]", a3.toString());
+        assertEquals("PerishableArticle [refC:c=20.0€/24.0€-->"+LocalDate.now().plusDays(5)+"]", a4.toString());
+        assertEquals("PerishableArticle [refD:d=5.0€/6.0€-->"+LocalDate.now().minusDays(1)+"]", a5.toString());
+    }
+
+    @Test
+    public void addArticleShopTest3() {
+        assertEquals(0, mag.getNbArticle());
+        assertEquals(0, mag.getNbPerishableArticle());
+        mag.addArticle(a1);
+        assertEquals(1, mag.getNbArticle());
+        assertEquals(0, mag.getNbPerishableArticle());
+        mag.addArticle(a3);
+        assertEquals(2, mag.getNbArticle());
+        assertEquals(1, mag.getNbPerishableArticle());
+    }
+
+    @Test
+    public void discountPerishableTest_none() {
+        // no perishable article
+        mag.addArticle(a1);
+        assertEquals(1, mag.getNbArticle());
+        assertEquals(0, mag.getNbPerishableArticle());
+        double oldPriceA1 = a1.getSalePrice();
+        mag.discountPerishable(LocalDate.now().plusDays(10), 0.5);
+        assertEquals(oldPriceA1, a1.getSalePrice());
+    }
+    @Test
+    public void discountPerishableTest_oneOverTwo() {
+        // one perishable article concerned
+        mag.addArticle(a1);
+        mag.addArticle(a3);
+        mag.addArticle(a4);
+        assertEquals(3, mag.getNbArticle());
+        assertEquals(2, mag.getNbPerishableArticle());
+        double oldPriceA1 = a1.getSalePrice();
+        double oldPriceA3 = a3.getSalePrice();
+        double oldPriceA4 = a4.getSalePrice();
+        mag.discountPerishable(LocalDate.now().plusDays(8), 0.5);
+        assertEquals(oldPriceA1, a1.getSalePrice());
+        assertEquals(oldPriceA3, a3.getSalePrice());
+        assertEquals(oldPriceA4/2, a4.getSalePrice());
+    }
+    @Test
+    public void discountPerishableTest_all() {
+        // all perishable article concerned
+        mag.addArticle(a1);
+        mag.addArticle(a3);
+        mag.addArticle(a4);
+        assertEquals(3, mag.getNbArticle());
+        assertEquals(2, mag.getNbPerishableArticle());
+        double oldPriceA1 = a1.getSalePrice();
+        double oldPriceA3 = a3.getSalePrice();
+        double oldPriceA4 = a4.getSalePrice();
+        mag.discountPerishable(LocalDate.now().plusDays(15), 0.5);
+        assertEquals(oldPriceA1, a1.getSalePrice());
+        assertEquals(oldPriceA3/2, a3.getSalePrice());
+        assertEquals(oldPriceA4/2, a4.getSalePrice());
+    }
+
+    @Test
+    public void discountNotPerishableTest_none() {
+        // only perishable article
+        mag.addArticle(a3);
+        assertEquals(1, mag.getNbArticle());
+        assertEquals(1, mag.getNbPerishableArticle());
+        double oldPriceA3 = a3.getSalePrice();
+        mag.discountNotPerishable(0.5);
+        assertEquals(oldPriceA3, a3.getSalePrice());
+    }
+
+    @Test
+    public void discountNotPerishableTest_some() {
+        // one perishable article and one not perishable article
+        mag.addArticle(a1);
+        mag.addArticle(a3);
+        assertEquals(2, mag.getNbArticle());
+        assertEquals(1, mag.getNbPerishableArticle());
+        double oldPriceA1 = a1.getSalePrice();
+        double oldPriceA3 = a3.getSalePrice();
+        mag.discountNotPerishable(0.5);
+        assertEquals(oldPriceA1/2, a1.getSalePrice());
+        assertEquals(oldPriceA3, a3.getSalePrice());
+    }
+
+}
diff --git a/src/tp05/Test.java b/src/tp05/Test.java
new file mode 100644
index 0000000000000000000000000000000000000000..56f69a0c65cdbe1405b84b5ef48363dc811c9e6b
--- /dev/null
+++ b/src/tp05/Test.java
@@ -0,0 +1,9 @@
+package tp05;
+
+public class Test {
+    public static void main(String[] args) {
+        Object test = new Book("A", "A", "Jean", 200);
+
+        System.out.println(test.getClass() == Book.class);
+    }
+}
\ No newline at end of file
diff --git a/src/tp05/UseLibrary.java b/src/tp05/UseLibrary.java
new file mode 100644
index 0000000000000000000000000000000000000000..bd642508accab220c4ca2e6409b8d7a23ea293e9
--- /dev/null
+++ b/src/tp05/UseLibrary.java
@@ -0,0 +1,50 @@
+package tp05;
+
+public class UseLibrary {
+    public static void main(String[] args) {
+        Library bookstore = new Library();
+        Book book1 = new Book("LGDC", "La Guerre Des Clans", "Erin Hunter", 2003);
+        Book book2 = new Book("ERGN", "Eragon", "Christopher Paolini", 2002);
+        Book book3 = new Book("LMDO", "Les Métamprphoses D'Ovide", "Ovide", 100);
+        ComicBook book4 = new ComicBook("TAT", "Tintin Au Tibet", "Hergé", "Hergé", 1960);
+        int borrower1 = 42;
+        int borrower2 = 404;
+
+        boolean add1 = bookstore.addBook(book1);
+        boolean add2 = bookstore.addBook(book2);
+        boolean add3 = bookstore.addBook(book3);
+        boolean add4 = bookstore.addBook(book4);
+
+        Book search = bookstore.getBook("ERGN");
+
+        String script = bookstore.toString();
+
+        System.out.println(add1);
+        System.out.println(add2);
+        System.out.println(add3);
+        System.out.println(add4);
+
+        newLine();
+
+        System.out.println(search.toString());
+
+        newLine();
+
+        System.out.println(script);
+
+        newLine();
+
+        System.out.println(bookstore.borrow("ERGN", borrower1) + " --> " + bookstore.borrowings());
+        System.out.println(bookstore.borrow("ERGN", borrower2) + " --> " + bookstore.borrowings());
+        System.out.println(bookstore.borrow("LGDC", borrower2) + " --> " + bookstore.borrowings());
+        System.out.println(bookstore.borrow("LMDO", borrower1) + " --> " + bookstore.borrowings());
+
+        newLine();
+
+        System.out.println(bookstore.toString());
+    }
+
+    public static void newLine() {
+        System.out.println();
+    }
+}
\ No newline at end of file
diff --git a/src/tp09/DicoJava.java b/src/tp09/DicoJava.java
new file mode 100644
index 0000000000000000000000000000000000000000..f4477c93b4597f9d3c2d596e5c7a1c81ad289a83
--- /dev/null
+++ b/src/tp09/DicoJava.java
@@ -0,0 +1,67 @@
+package tp09;
+
+import java.io.BufferedReader;
+import java.io.FileReader;
+import java.io.IOException;
+import java.io.File;  // Import the File class
+import java.io.FileWriter;   // Import the FileWriter class
+
+public class DicoJava {
+
+    public static int getIndiceTabulation(String line) {
+        int i = 0;
+        while (i < line.length() && line.charAt(i) != '\t') {
+            i++;
+        }
+        return i;
+    }
+
+	public static void main(String[] args) {
+		
+		try {
+			// Création d'un fileReader pour lire le fichier
+			FileReader fileReader = new FileReader("res/tp09/DicoJava.txt");
+
+      // Création d'un fichier
+      FileWriter myWriter = new FileWriter("MotsJava.txt");
+
+			// Création d'un bufferedReader qui utilise le fileReader
+			BufferedReader reader = new BufferedReader(fileReader);
+			
+			// une fonction à essayer pouvant générer une erreur
+			String line = reader.readLine();
+			
+			while (line != null) {
+				// affichage de la ligne
+        line = line.substring(0, getIndiceTabulation(line));
+        myWriter.write(line + "\n");
+				// lecture de la prochaine ligne
+				line = reader.readLine();
+			}
+			reader.close();
+      myWriter.close();
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+	}
+}
+/*
+import java.io.File;  // Import the File class
+import java.io.IOException;  // Import the IOException class to handle errors
+
+public class CreateFile {
+  public static void main(String[] args) {
+    try {
+      File myObj = new File("filename.txt");
+      if (myObj.createNewFile()) {
+        System.out.println("File created: " + myObj.getName());
+      } else {
+        System.out.println("File already exists.");
+      }
+    } catch (IOException e) {
+      System.out.println("An error occurred.");
+      e.printStackTrace();
+    }
+  }
+}
+*/
diff --git a/src/tp09/HierarchyCreation.java b/src/tp09/HierarchyCreation.java
new file mode 100755
index 0000000000000000000000000000000000000000..3aaa161a71a45257f8d8606c2f9072c463770996
--- /dev/null
+++ b/src/tp09/HierarchyCreation.java
@@ -0,0 +1,62 @@
+package util;
+
+import java.io.File;
+import java.io.IOException;
+
+public class HierarchyCreation {
+	public static void hierarchyCreation(String path) throws IOException {
+		File f = new File(path);
+		if(!f.exists()) {
+			path = System.getProperty("user.home");
+		}
+		path = path + File.separator + "hierarchy" + File.separator;
+		// directory dir1 and dir11
+		String path_tmp = path + File.separator + "dir1" + File.separator + "dir11";
+		File f_tmp = new File(path_tmp);
+		f_tmp.mkdirs();
+		// directory dir2
+		path_tmp = path + File.separator + "dir2";
+		f_tmp = new File(path_tmp);
+		f_tmp.mkdir();
+		// content of hierarchy
+		f = new File(path + "file1");
+		f.createNewFile();
+		f.setExecutable(true);
+		f = new File(path + "file2");
+		f.createNewFile();
+		f.setExecutable(false);
+		f = new File(path + ".file3");
+		f.createNewFile();
+		f.setExecutable(true);
+		// content of dir1
+		f = new File(path + File.separator + "dir1" + File.separator + "file11");
+		f.createNewFile();
+		f.setExecutable(true);
+		f = new File(path + File.separator + "dir1" + File.separator + "file12");
+		f.createNewFile();
+		f.setExecutable(false);
+		f = new File(path + File.separator + "dir1" + File.separator + ".file13");
+		f.createNewFile();
+		f.setExecutable(true);
+		// content of dir2
+		f = new File(path + File.separator + "dir2" + File.separator + "file21");
+		f.createNewFile();
+		f.setExecutable(true);
+		f = new File(path + File.separator + "dir2" + File.separator + "file22");
+		f.createNewFile();
+		f.setExecutable(false);
+		f = new File(path + File.separator + "dir2" + File.separator + ".file23");
+		f.createNewFile();
+		f.setExecutable(true);
+		// content of dir11
+		f = new File(path + File.separator + "dir1" + File.separator + "dir11" + File.separator + "file111");
+		f.createNewFile();
+		f.setExecutable(true);
+		f = new File(path + File.separator + "dir1" + File.separator + "dir11" + File.separator + "file112");
+		f.createNewFile();
+		f.setExecutable(false);
+		f = new File(path + File.separator + "dir1" + File.separator + "dir11" + File.separator + ".file113");
+		f.createNewFile();
+		f.setExecutable(true);
+	}
+}
diff --git a/tp06 b/tp06
deleted file mode 160000
index a3a413ddd7a02a4055d86a2a8452438bba4ab392..0000000000000000000000000000000000000000
--- a/tp06
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit a3a413ddd7a02a4055d86a2a8452438bba4ab392