diff --git a/your-code/main.ipynb b/your-code/main.ipynb
index 9f0e67b..307c6ba 100644
--- a/your-code/main.ipynb
+++ b/your-code/main.ipynb
@@ -12,7 +12,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 2,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -35,7 +35,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 3,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -48,9 +48,20 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 4,
    "metadata": {},
-   "outputs": [],
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "13637"
+      ]
+     },
+     "execution_count": 4,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
    "source": [
     "len(prophet)"
    ]
@@ -66,11 +77,12 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 5,
    "metadata": {},
    "outputs": [],
    "source": [
-    "# your code here"
+    "# your code here\n",
+    "prophet = prophet[568:len(prophet)]\n"
    ]
   },
   {
@@ -82,11 +94,34 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 6,
    "metadata": {},
-   "outputs": [],
-   "source": [
-    "# your code here"
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "PROPHET\n",
+      "\n",
+      "|Almustafa,\n",
+      "the{7}\n",
+      "chosen\n",
+      "and\n",
+      "the\n",
+      "beloved,\n",
+      "who\n",
+      "was\n",
+      "a\n",
+      "dawn\n",
+      "unto\n",
+      "his\n"
+     ]
+    }
+   ],
+   "source": [
+    "# your code here\n",
+    "for i in range(0,11):\n",
+    "    print(prophet[i])"
    ]
   },
   {
@@ -100,7 +135,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 7,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -114,16 +149,29 @@
     "    Output: 'the'\n",
     "    '''\n",
     "    \n",
-    "    # your code here"
+    "    # your code here\n",
+    "    return x.split('{')[0]"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 8,
    "metadata": {},
-   "outputs": [],
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "'the'"
+      ]
+     },
+     "execution_count": 8,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
    "source": [
-    "# your code here"
+    "# your code here\n",
+    "reference('the{7}')"
    ]
   },
   {
@@ -135,11 +183,12 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 9,
    "metadata": {},
    "outputs": [],
    "source": [
-    "# your code here"
+    "# your code here\n",
+    "prophet_reference = map(reference, prophet)"
    ]
   },
   {
@@ -151,7 +200,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 10,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -164,6 +213,7 @@
     "    Input: 'the\\nbeloved'\n",
     "    Output: ['the', 'beloved']\n",
     "    '''\n",
+    "    return x.split('\\n')\n",
     "    \n",
     "    # your code here"
    ]
@@ -177,13 +227,14 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 11,
    "metadata": {
     "scrolled": true
    },
    "outputs": [],
    "source": [
-    "# your code here"
+    "# your code here\n",
+    "prophet_line = map(line_break, prophet_reference)"
    ]
   },
   {
@@ -195,21 +246,16 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
-   "metadata": {},
-   "outputs": [],
-   "source": [
-    "prophet_flat = [i for sub in prophet_line for i in sub]\n",
-    "prophet_flat"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 12,
    "metadata": {},
    "outputs": [],
    "source": [
-    "# your code here"
+    "# your code here\n",
+    "prophet_flat = [\n",
+    "    el\n",
+    "    for row in prophet_line\n",
+    "    for el in row\n",
+    "]"
    ]
   },
   {
@@ -223,7 +269,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 13,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -244,7 +290,11 @@
     "    \n",
     "    word_list = ['and', 'the', 'a', 'an']\n",
     "    \n",
-    "    # your code here"
+    "    # your code here\n",
+    "    if x not in word_list:\n",
+    "        return True\n",
+    "    else:\n",
+    "        return False"
    ]
   },
   {
@@ -256,13 +306,14 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 14,
    "metadata": {
     "scrolled": true
    },
    "outputs": [],
    "source": [
-    "# your code here"
+    "# your code here\n",
+    "prophet_filter = filter(word_filter, prophet_flat)"
    ]
   },
   {
@@ -276,15 +327,42 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 15,
    "metadata": {},
    "outputs": [],
    "source": [
     "def word_filter_case(x):\n",
-    "   \n",
+    "    '''\n",
+    "    Input: A string\n",
+    "    Output: True if the word is not in the specified list \n",
+    "    and False if the word is in the list.\n",
+    "        \n",
+    "    Example:\n",
+    "    word list = ['And', 'the']\n",
+    "    Input: 'and'\n",
+    "    Output: False\n",
+    "    \n",
+    "    Input: 'John'\n",
+    "    Output: True\n",
+    "    '''\n",
+    "    \n",
     "    word_list = ['and', 'the', 'a', 'an']\n",
+    "    x = x.lower()\n",
     "    \n",
-    "    # your code here"
+    "    # your code here\n",
+    "    if x not in word_list:\n",
+    "        return True\n",
+    "    else:\n",
+    "        return False"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 16,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "prophet_flat_filter = filter(word_filter_case, prophet_flat)"
    ]
   },
   {
@@ -300,7 +378,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 17,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -314,18 +392,31 @@
     "    Output: 'John Smith'\n",
     "    '''\n",
     "    \n",
-    "    # your code here"
+    "    # your code here\n",
+    "    return f\"{a} {b}\""
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 18,
    "metadata": {
     "scrolled": true
    },
-   "outputs": [],
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "'test 123'"
+      ]
+     },
+     "execution_count": 18,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
    "source": [
-    "# your code here"
+    "# your code here\n",
+    "concat_space('test', '123')"
    ]
   },
   {
@@ -337,17 +428,31 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 19,
    "metadata": {},
    "outputs": [],
    "source": [
-    "# your code here"
+    "# your code here\n",
+    "from functools import reduce\n",
+    "\n",
+    "def concat_space(a, b):\n",
+    "    '''\n",
+    "    Input:Two strings\n",
+    "    Output: A single string separated by a space\n",
+    "        \n",
+    "    Example:\n",
+    "    Input: 'John', 'Smith'\n",
+    "    Output: 'John Smith'\n",
+    "    '''\n",
+    "    return f\"{a} {b}\"\n",
+    "\n",
+    "prophet_string = reduce(concat_space, prophet_filter)"
    ]
   }
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "Python 3",
    "language": "python",
    "name": "python3"
   },
@@ -361,7 +466,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.13"
+   "version": "3.13.7"
   }
  },
  "nbformat": 4,