diff --git a/A1/Cours.md b/A1/Cours.md
new file mode 100644
index 0000000..2009089
--- /dev/null
+++ b/A1/Cours.md
@@ -0,0 +1,6 @@
+# Cours A1
+
+## 19/10 Side-Channel Analysis
+
+p9: ce qu'on attaque, c'est pas l'algo, c'est l'implémentation de celui-ci
+
diff --git a/T2/T1_Cours.ipynb b/T2/T1_Cours.ipynb
index 105a79d..aab216c 100644
--- a/T2/T1_Cours.ipynb
+++ b/T2/T1_Cours.ipynb
@@ -17,6 +17,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
+    "```\n",
     "deposer():\n",
     "    P(RB)\n",
     "    Examiner()\n",
@@ -39,7 +40,8 @@
     "        V(RB)\n",
     "\n",
     "    enlever_la_piece()\n",
-    "    V(RA)"
+    "    V(RA)\n",
+    "```"
    ]
   },
   {
@@ -55,6 +57,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
+    "```\n",
     "P(S_libre)\n",
     "deposer():\n",
     "    P(RB)\n",
@@ -88,7 +91,8 @@
     "\n",
     "    enlever_la_piece()\n",
     "    V(RA)\n",
-    "V(S_libre)"
+    "V(S_libre)\n",
+    "```"
    ]
   },
   {