diff --git a/exercise-4.py b/exercise-4.py
index de21f7d..276e8d4 100644
--- a/exercise-4.py
+++ b/exercise-4.py
@@ -1,2 +1,13 @@
+
+
 def chunking_by(numbers, chunck):
-    ...
+    resulte = []
+    for i in range (0,len(numbers), chunck):
+        new_data = numbers[i:i + chunck]
+        resulte.append(new_data)
+
+
+    return resulte
+
+
+print(chunking_by([2, 3, 4, 5, 6, 6, 8, 7, 9], 3))