diff --git a/APL2.1/TP3/Question.class b/APL2.1/TP3/Question.class
index 4377924..6c58ed2 100644
Binary files a/APL2.1/TP3/Question.class and b/APL2.1/TP3/Question.class differ
diff --git a/APL2.1/TP3/Question.java b/APL2.1/TP3/Question.java
index 590d566..c979f46 100644
--- a/APL2.1/TP3/Question.java
+++ b/APL2.1/TP3/Question.java
@@ -2,20 +2,35 @@ import javax.swing.*;
 import java.awt.*;
 
 public class Question {
-    public static void main(String[] args) {
-        JFrame fenetre = new JFrame();
-        fenetre.setSize(500,300);
-        fenetre.setMinimumSize(new Dimension(300, 200));
-        GridLayout gestionnaire = new GridLayout(3,3);
-        fenetre.setLayout(gestionnaire);
-        JPanel panneau = new JPanel();
-        JButton bouton = new JButton("Oui");
-        panneau.add(bouton);
-        JButton bouton2 = new JButton("Non");
-        panneau.add(bouton2);
-        JButton bouton3 = new JButton("NSPP");
-        panneau.add(bouton3);
-        fenetre.add(panneau);
-        fenetre.setVisible(true);
-    }
-}
+  public static void main(String[] args) {
+
+  	Color vert = new Color(0,255,0);
+  	Color noir = new Color(0,0,0);
+    JFrame fenetre = new JFrame("Question");
+    fenetre.setSize(500, 300);
+    fenetre.setLocation(0, 0);
+    fenetre.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+    Dimension minSize = new Dimension(300, 150);
+    fenetre.setMinimumSize(minSize);
+    FlowLayout flwLayout = new FlowLayout();
+    GridLayout grdLayout = new GridLayout(4, 1);
+    fenetre.setLayout(grdLayout);
+    JLabel question = new JLabel("Aimez-vous les chiens ?");
+    question.setHorizontalAlignment(JLabel.CENTER);
+    JPanel boutons = new JPanel();
+    boutons.setLayout(flwLayout);
+    JButton bouton1 = new JButton("Oui");
+    JButton bouton2 = new JButton("NSPP");
+    JButton bouton3 = new JButton("Non");
+    boutons.add(bouton1);
+    boutons.add(bouton2);
+    boutons.add(bouton3);
+    fenetre.add(new JLabel(""));
+    fenetre.add(question);
+    fenetre.add(boutons);
+    fenetre.add(new JLabel(""));
+    fenetre.setVisible(true);
+
+
+  }
+}
\ No newline at end of file
diff --git a/APL2.1/TP3/Rose.java b/APL2.1/TP3/Rose.java
new file mode 100644
index 0000000..e69de29
diff --git a/APL2.1/TP4/Date/Date.class b/APL2.1/TP4/Date/Date.class
new file mode 100644
index 0000000..be063eb
Binary files /dev/null and b/APL2.1/TP4/Date/Date.class differ
diff --git a/APL2.1/TP4/Date/Date.java b/APL2.1/TP4/Date/Date.java
new file mode 100644
index 0000000..2423796
--- /dev/null
+++ b/APL2.1/TP4/Date/Date.java
@@ -0,0 +1,44 @@
+
+public class Date {
+
+  private int year;
+  private int month;
+  private int day;
+
+  public Date(int d, int m, int y) {
+  	this.year = y;
+  	this.month = m;
+  	this.day = d;
+  } 
+  public int Day() {
+  	return this.day;
+  }
+  public int Month() {
+  	return this.month;
+  }
+  public int Year() {
+  	return this.year;
+  }
+  public String toString() {
+  	int i;
+  	String sday = Integer.toString(this.day);
+  	String smonth = Integer.toString(this.month);
+  	String syear = Integer.toString(this.year);
+  	if (sday.length() < 2) {
+  		for (i = 0; i<2-sday.length(); i++) {
+  			sday = "0"+sday;
+  		}
+  	}
+  	if (smonth.length() < 2) {
+  		for (i = 0; i<2-smonth.length(); i++) {
+  			smonth = "0"+smonth;
+  		}
+  	}
+  	if (syear.length() < 4) {
+  		for (i = 0; i<4-syear.length(); i++) {
+  			syear = "0"+syear;
+  		}
+  	}
+    return syear+"-"+smonth+"-"+sday;
+  }
+}
\ No newline at end of file
diff --git a/APL2.1/TP4/Date/Testdate.class b/APL2.1/TP4/Date/Testdate.class
new file mode 100644
index 0000000..578e285
Binary files /dev/null and b/APL2.1/TP4/Date/Testdate.class differ
diff --git a/APL2.1/TP4/Date/Testdate.java b/APL2.1/TP4/Date/Testdate.java
new file mode 100644
index 0000000..41ca44b
--- /dev/null
+++ b/APL2.1/TP4/Date/Testdate.java
@@ -0,0 +1,8 @@
+public class Testdate {
+  public static void main(String[] args) {
+    Date date = new Date(8,2,2022);
+    Date date2 = new Date(31, 1, 2022);
+
+    System.out.println("Date du jour : " + date);
+  }
+}
\ No newline at end of file
diff --git a/APL2.1/TP4/Lendemain/Date.class b/APL2.1/TP4/Lendemain/Date.class
new file mode 100644
index 0000000..d1fee79
Binary files /dev/null and b/APL2.1/TP4/Lendemain/Date.class differ
diff --git a/APL2.1/TP4/Lendemain/Date.java b/APL2.1/TP4/Lendemain/Date.java
new file mode 100644
index 0000000..8f6bd81
--- /dev/null
+++ b/APL2.1/TP4/Lendemain/Date.java
@@ -0,0 +1,62 @@
+
+public class Date {
+
+  private int year;
+  private int month;
+  private int day;
+
+  public Date(int d, int m, int y) {
+  	this.year = y;
+  	this.month = m;
+  	this.day = d;
+  } 
+  public int Day() {
+  	return this.day;
+  }
+  public int Month() {
+  	return this.month;
+  }
+  public int Year() {
+  	return this.year;
+  }
+  public void Lendemain() {
+  	int monthinyear = 12;
+  	int[] dayinmonth = {31, 28, 31, 30, 31, 30,
+  						31, 31, 30, 31, 30, 31};
+
+  	if (this.day == dayinmonth[this.month-1]) {
+  		this.day = 1;
+  		this.month += 1;
+  		if (this.month > monthinyear) {
+  			this.month = 1;
+  			this.year +=1;
+  		}
+
+  	} else {
+  		this.day += 1;
+  	}
+
+  }
+  public String toString() {
+  	int i;
+  	String sday = Integer.toString(this.day);
+  	String smonth = Integer.toString(this.month);
+  	String syear = Integer.toString(this.year);
+  	if (sday.length() < 2) {
+  		for (i = 0; i<2-sday.length(); i++) {
+  			sday = "0"+sday;
+  		}
+  	}
+  	if (smonth.length() < 2) {
+  		for (i = 0; i<2-smonth.length(); i++) {
+  			smonth = "0"+smonth;
+  		}
+  	}
+  	if (syear.length() < 4) {
+  		for (i = 0; i<4-syear.length(); i++) {
+  			syear = "0"+syear;
+  		}
+  	}
+    return syear+"-"+smonth+"-"+sday;
+  }
+}
\ No newline at end of file
diff --git a/APL2.1/TP4/Lendemain/Lendemain.class b/APL2.1/TP4/Lendemain/Lendemain.class
new file mode 100644
index 0000000..37b5b75
Binary files /dev/null and b/APL2.1/TP4/Lendemain/Lendemain.class differ
diff --git a/APL2.1/TP4/Lendemain/Lendemain.java b/APL2.1/TP4/Lendemain/Lendemain.java
new file mode 100644
index 0000000..4faa48b
--- /dev/null
+++ b/APL2.1/TP4/Lendemain/Lendemain.java
@@ -0,0 +1,8 @@
+public class Lendemain {
+  public static void main(String[] args) {
+    Date date = new Date(8,2,2022);
+    System.out.println("Date du jour : " + date);
+    date.Lendemain();
+    System.out.println("Date du lendemain : " + date);
+  }
+}
\ No newline at end of file
diff --git a/APL2.1/TP4/Progression/Compteur.class b/APL2.1/TP4/Progression/Compteur.class
new file mode 100644
index 0000000..69a930b
Binary files /dev/null and b/APL2.1/TP4/Progression/Compteur.class differ
diff --git a/APL2.1/TP4/Progression/Compteur.java b/APL2.1/TP4/Progression/Compteur.java
new file mode 100644
index 0000000..4e7e186
--- /dev/null
+++ b/APL2.1/TP4/Progression/Compteur.java
@@ -0,0 +1,18 @@
+public class Compteur {
+  private int compte;
+  public Compteur() {
+    this.compte = 0;
+  }
+    public Compteur(int h) {
+    this.compte = h;
+  }
+  // méthode
+  public void plusUn() {
+    this.compte++;
+  }
+  // autre méthode
+  public String toString() {
+    return Integer.toBinaryString(this.compte);
+  }
+  
+}
\ No newline at end of file
diff --git a/APL2.1/TP4/Progression/Progression.class b/APL2.1/TP4/Progression/Progression.class
new file mode 100644
index 0000000..8c91bd6
Binary files /dev/null and b/APL2.1/TP4/Progression/Progression.class differ
diff --git a/APL2.1/TP4/Progression/Progression.java b/APL2.1/TP4/Progression/Progression.java
new file mode 100644
index 0000000..07e3948
--- /dev/null
+++ b/APL2.1/TP4/Progression/Progression.java
@@ -0,0 +1,9 @@
+public class Progression {
+  public static void main(String[] args) {
+     Compteur c = new Compteur(5);
+     for (int i=0;i<5;i++){
+          System.out.println(c);
+        c.plusUn();
+     }
+  }  
+}
\ No newline at end of file