diff --git a/02.ipynb b/02.ipynb
index c5fb852..09bf967 100644
--- a/02.ipynb
+++ b/02.ipynb
@@ -2036,7 +2036,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 47,
+   "execution_count": 41,
    "metadata": {},
    "outputs": [
     {
@@ -2061,7 +2061,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 48,
+   "execution_count": 42,
    "metadata": {},
    "outputs": [
     {
@@ -2158,13 +2158,6 @@
     "\n",
     "<img src=\"figs/Lab2_4.png\" width=\"600\">"
    ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "metadata": {},
-   "outputs": [],
-   "source": []
   }
  ],
  "metadata": {