diff --git a/Template.java b/Template.java
new file mode 100644
index 0000000..1cbf1b8
--- /dev/null
+++ b/Template.java
@@ -0,0 +1,9 @@
+import static utils.Utils.*;
+
+public class Template { // FIXME A CHANGER
+
+  public static final void main(String[] args) {
+    afficher("EXEMPLE");
+  }
+
+}
diff --git a/Variables.java b/Variables.java
new file mode 100644
index 0000000..09ddecc
--- /dev/null
+++ b/Variables.java
@@ -0,0 +1,23 @@
+import static utils.Utils.*;
+
+public class Variables {
+
+  public static final void main(String[] args) {
+    int a = 0;
+
+    char b;
+    b = '0';
+
+    boolean c = true;
+    boolean d = false;
+
+    afficher(a, b, c, d);
+    afficher("c ou d");
+    afficher(c || d);
+
+    boolean expr1 = c && d;
+    afficher(expr1);
+
+  }
+
+}
diff --git a/utils/Utils.java b/utils/Utils.java
new file mode 100644
index 0000000..8626d5c
--- /dev/null
+++ b/utils/Utils.java
@@ -0,0 +1,36 @@
+package utils;
+
+import java.util.Arrays;
+import java.util.stream.Collectors;
+import java.util.Scanner;
+
+
+public class Utils {
+
+  public static final void afficher(Object... args) {
+    if (args == null) {
+      System.out.println("null");
+    } else {
+      String str = Arrays.stream(args)
+        .map(String::valueOf)
+        .collect(Collectors.joining(" "));
+      System.out.println(str);
+    }
+    System.out.println();
+  }
+
+  public static int lireEntier() {
+    try (Scanner reader = new Scanner(System.in)) {
+      System.out.println("Saisir un entier: ");
+      return reader.nextInt();
+    }
+  }
+
+  public static String lireChaine() {
+    try (Scanner reader = new Scanner(System.in)) {
+      System.out.println("Saisir une valeur et valider: ");
+      return reader.nextLine();
+    }
+  }
+
+}