diff --git a/sorting-searching/quick-sort.ipynb b/sorting-searching/quick-sort.ipynb
index 01c7007..34d5e64 100644
--- a/sorting-searching/quick-sort.ipynb
+++ b/sorting-searching/quick-sort.ipynb
@@ -101,12 +101,10 @@
    "source": [
     "print('Empty input')\n",
     "data = []\n",
-    "#quick_sort(data)\n",
-    "print(data)\n",
+    "print(quick_sort(data))\n",
     "print('One element')\n",
     "data = [5]\n",
-    "#quick_sort(data)\n",
-    "print(data)\n",
+    "print(quick_sort(data))\n",
     "print('Two or more elements')\n",
     "data = [5, 1, 7, 2, 6, -3, 5, 7, -1]\n",
     "print(quick_sort(data))"