diff --git a/week3_homework.ipynb b/week3_homework.ipynb
index 4cc9f0b..fd9c6cc 100644
--- a/week3_homework.ipynb
+++ b/week3_homework.ipynb
@@ -274,7 +274,7 @@
     "def delete_task(task_number):\n",
     "    global TaskList\n",
     "    # Check if task number exists in TaskList\n",
-    "    \n",
+    "    if task_numer <1 or task_number>len(TaskList):\n",
     "    if task_number <1 or task_number > len(TaskList):\n",
     "        print(f\" ❌ Task {task_number} not found.\")\n",
     "        return\n",
@@ -319,9 +319,9 @@
     "        print(f\"\\nTotal Tasks: {len(TaskList)}\")\n",
     "\n",
     "#function main to display menu and get user input\n",
-    "##========================================================\n",
-    "##=================== Main Function  =====================\n",
-    "##========================================================\n",
+    "##==================================================================\n",
+    "##=================== Main Function  ===========================\n",
+    "##===========================================================\n",
     "\n",
     "def main():\n",
     "    while True:\n",
@@ -352,8 +352,7 @@
     "        else:\n",
     "            print(\"Invalid choice. Please try again.\")  \n",
     "if __name__ ==\"__main__\":\n",
-    "    main() # call main function to start the program\n",
-    "# function to complete task"
+    "    main() # call main function to start the program # function to complete task"
    ]
   }
  ],