diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..55ae2ec
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,10 @@
+# Compiled class file
+*.class
+
+# Package Files #
+*.war
+*.nar
+*.ear
+*.zip
+*.tar.gz
+*.rar*
diff --git a/Makefile b/Makefile
index 7db6eaa..b3694dd 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
 # Commandes
-JAVAC = javac
+JAVAC = javac -encoding UTF-8
 JAVA = java
 JAR = $(JAVA) -jar
 JAVADOC = javadoc
diff --git a/src/Test/BDatabase.java b/src/Test/BDatabase.java
index cb097aa..b45dcda 100644
--- a/src/Test/BDatabase.java
+++ b/src/Test/BDatabase.java
@@ -251,4 +251,16 @@ public class BDatabase {
     public String toString() {
         return this.db_host + "\n" + this.db_name + "\n" + this.db_user + "\n";
     }
+        /***
+     * Recupere le nombre d'etudiant par groupe
+     * @return
+     */
+    public ArrayList<NBGroupe> getNbrEtuGroupes() { 
+        ArrayList<NBGroupe> NGroupe = new ArrayList<>();
+        ArrayList<String> groupeNB = this.fetchAll("SELECT COUNT(DISTINCT groupe) FROM fi_eleves;");
+        for(int i = 0; i <= NGroupe.Goupe(groupeNB); i++) {
+            ArrayList<String> grpnb = this.fetchAll("Select count(id) from fi_eleves where groupe="+i+";");
+
+        }
+    }
 }
\ No newline at end of file