diff --git a/com/humanbooster/exercices/JeuDevinette.java b/com/humanbooster/exercices/JeuDevinette.java
index 5c05204..856122a 100644
--- a/com/humanbooster/exercices/JeuDevinette.java
+++ b/com/humanbooster/exercices/JeuDevinette.java
@@ -7,4 +7,7 @@ public class JeuDevinette {
     private int[] tentatives;
     private final int MAX_TENTATIVES = 10;
 
+    private int getRandomBetween(int min, int max) {
+        return (int)(Math.random() * (max - min + 1)) + min;
+    }
 }