diff --git a/your-code/main.ipynb b/your-code/main.ipynb
index 50c3c11..3badc8a 100755
--- a/your-code/main.ipynb
+++ b/your-code/main.ipynb
@@ -21,7 +21,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 1,
+   "execution_count": 4,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -32,7 +32,7 @@
     "    \"\"\"\n",
     "    \n",
     "    # your code here\n",
-    "    "
+    "    return list(map(lmbda, lst))"
    ]
   },
   {
@@ -46,11 +46,12 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 3,
+   "execution_count": 5,
    "metadata": {},
    "outputs": [],
    "source": [
-    "# your code here"
+    "# your code here\n",
+    "lmbda_converts = lambda c: c + 273.15"
    ]
   },
   {
@@ -62,13 +63,26 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 4,
+   "execution_count": 8,
    "metadata": {},
-   "outputs": [],
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "[285.15, 296.15, 311.15, 218.14999999999998, 297.15]"
+      ]
+     },
+     "execution_count": 8,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
    "source": [
     "temps = [12, 23, 38, -55, 24]\n",
     "\n",
-    "# your code here"
+    "# your code here\n",
+    "\n",
+    "modify_list(temps, lmbda_converts)"
    ]
   },
   {
@@ -82,11 +96,12 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 5,
+   "execution_count": 10,
    "metadata": {},
    "outputs": [],
    "source": [
-    "# your code here"
+    "# your code here\n",
+    "mod = lambda x, y: \"1\" if x % y == 0 or y % x == 0 else \"0\""
    ]
   },
   {
@@ -100,18 +115,20 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 6,
+   "execution_count": 11,
    "metadata": {},
    "outputs": [],
    "source": [
-    "def divisor(b):\n",
+    "def divisor(x):\n",
+    "   \n",
     "    \"\"\"\n",
     "    Input: a number\n",
     "    Output: a function that returns 1 if the number is \n",
     "    divisible by another number (to be passed later) and zero otherwise.\n",
     "    \"\"\"\n",
     "    \n",
-    "    # your code here"
+    "    # your code here\n",
+    "    return mod(x,5)"
    ]
   },
   {
@@ -123,11 +140,33 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 7,
+   "execution_count": 13,
    "metadata": {},
    "outputs": [],
    "source": [
-    "# your code here"
+    "# your code here\n",
+    "def divisible5(x):\n",
+    "    return mod(x, 5)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 12,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "'1'"
+      ]
+     },
+     "execution_count": 12,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "divisor(5)"
    ]
   },
   {
@@ -139,18 +178,40 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 14,
    "metadata": {},
-   "outputs": [],
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "'1'"
+      ]
+     },
+     "execution_count": 14,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
    "source": [
     "divisible5(10)"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 15,
    "metadata": {},
-   "outputs": [],
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "'0'"
+      ]
+     },
+     "execution_count": 15,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
    "source": [
     "divisible5(8)"
    ]
@@ -269,7 +330,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.2"
+   "version": "3.9.0"
   }
  },
  "nbformat": 4,