diff --git a/module3/exo3/exercice.ipynb b/module3/exo3/exercice.ipynb
index 49917c7e9d6c43d9458b5775cf8e9e2ad6056dcf..b03fa308258268f0af346e1b9e3ef098d474644d 100644
--- a/module3/exo3/exercice.ipynb
+++ b/module3/exo3/exercice.ipynb
@@ -9,7 +9,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 233,
+   "execution_count": 1,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -24,7 +24,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 234,
+   "execution_count": 2,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -33,7 +33,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 235,
+   "execution_count": 3,
    "metadata": {},
    "outputs": [
     {
@@ -501,7 +501,7 @@
        "[1314 rows x 3 columns]"
       ]
      },
-     "execution_count": 235,
+     "execution_count": 3,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -513,7 +513,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 236,
+   "execution_count": 4,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -522,7 +522,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 237,
+   "execution_count": 5,
    "metadata": {},
    "outputs": [
     {
@@ -577,7 +577,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 238,
+   "execution_count": 6,
    "metadata": {},
    "outputs": [
     {
@@ -615,7 +615,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 239,
+   "execution_count": 7,
    "metadata": {},
    "outputs": [
     {
@@ -639,7 +639,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 240,
+   "execution_count": 8,
    "metadata": {},
    "outputs": [
     {
@@ -676,7 +676,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 241,
+   "execution_count": 9,
    "metadata": {},
    "outputs": [
     {
@@ -712,7 +712,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 242,
+   "execution_count": 10,
    "metadata": {},
    "outputs": [
     {
@@ -803,7 +803,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 243,
+   "execution_count": 11,
    "metadata": {},
    "outputs": [
     {
@@ -843,7 +843,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 244,
+   "execution_count": 12,
    "metadata": {},
    "outputs": [
     {
@@ -882,7 +882,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 245,
+   "execution_count": 13,
    "metadata": {},
    "outputs": [
     {
@@ -959,7 +959,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 246,
+   "execution_count": 14,
    "metadata": {},
    "outputs": [
     {
@@ -1028,7 +1028,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 247,
+   "execution_count": 15,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -1044,7 +1044,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 248,
+   "execution_count": 16,
    "metadata": {},
    "outputs": [
     {
@@ -1079,7 +1079,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 249,
+   "execution_count": 17,
    "metadata": {},
    "outputs": [
     {
@@ -1111,7 +1111,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 250,
+   "execution_count": 18,
    "metadata": {},
    "outputs": [
     {