diff --git a/src/Client.java b/src/Client.java
index fc6f745..bb1135c 100644
--- a/src/Client.java
+++ b/src/Client.java
@@ -3,11 +3,14 @@ import java.util.Random;
 public class Client extends Thread {
     private int MAX_PORTION = 100;
     protected Compartiment compartiment;
+    protected Restaurant restaurant;
 
-    public Client (Compartiment c){
+    public Client (Compartiment c, Restaurant restaurant){
         this.compartiment=c;
+        this.restaurant=restaurant;
     }
 
+
     public void prendre_portion(Compartiment compartiment){
         synchronized(compartiment){
             int r =new Random().nextInt(MAX_PORTION);
@@ -19,13 +22,41 @@ public class Client extends Thread {
                 throw new RuntimeException(e);
             }
             compartiment.servir(r);
-            int temps_servir =new Random().nextInt(300 - 200) + 200;
-            //this.wait(temps_servir);
+            try{
+                long temps_servir =new Random().nextInt(300 - 200) + 200;
+                Thread.sleep(temps_servir);
+            }catch(InterruptedException e){
+                System.out.println(e);
+            }
             compartiment.notifyAll();
         }
     }
 
     public void entrer(){
+        synchronized(restaurant){
+            try{
+                while(!restaurant.libre()){
+                    this.wait();
+                }   
+            }catch (InterruptedException e) {
+                throw new RuntimeException(e);
+            }
+            restaurant.ajouterClient();
+            restaurant.notifyAll();
+        }
+    }
 
+    public void manger(){
+        try{
+            long temps_manger =new Random().nextInt(2000 - 1000) + 1000;
+            Thread.sleep(temps_manger);
+        }catch(InterruptedException e){
+            System.out.println(e);
+        }
+    }
+
+    public void sort(){
+        restaurant.diminuerClient();
+        restaurant.notifyAll();
     }
 }
diff --git a/src/Restaurant.java b/src/Restaurant.java
index 9217e8c..6e933e0 100644
--- a/src/Restaurant.java
+++ b/src/Restaurant.java
@@ -10,4 +10,22 @@ public class Restaurant {
 
     Employe_du_buffet employeB = new Employe_du_buffet(compPoisson,compViande,compLegume,compNouille);
 
+    public synchronized boolean libre(){
+        if(nbClient>MAX_CLIENTS){
+            return false;
+        }else {
+            return true;
+        }
+    }
+    public synchronized void ajouterClient(){
+        if(nbClient<MAX_CLIENTS){
+            nbClient++;
+        }
+    }
+
+    public synchronized void diminuerClient(){
+        if(nbClient<MAX_CLIENTS){
+            nbClient++;
+        }
+    }
 }
\ No newline at end of file