diff --git a/your-code/main.ipynb b/your-code/main.ipynb
index 50c3c11..bf5d248 100755
--- a/your-code/main.ipynb
+++ b/your-code/main.ipynb
@@ -26,6 +26,8 @@
    "outputs": [],
    "source": [
     "def modify_list(lst, lmbda):\n",
+    "    for i in lst:\n",
+    "        return i + lmbda\n",
     "    \"\"\"\n",
     "    Input: list and lambda expression\n",
     "    Output: the transformed list\n",
@@ -46,11 +48,60 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 3,
+   "execution_count": 12,
    "metadata": {},
    "outputs": [],
    "source": [
-    "# your code here"
+    "# your code here\n",
+    "def c_to_k(c):\n",
+    "    k=c+273.15\n",
+    "    return k"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 14,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "275.15\n"
+     ]
+    }
+   ],
+   "source": [
+    "print(c_to_k(2))\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 17,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "lambda_c_to_k=lambda c: c + 273.15"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 18,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "275.15"
+      ]
+     },
+     "execution_count": 18,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "lambda_c_to_k(2)"
    ]
   },
   {
@@ -62,7 +113,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 4,
+   "execution_count": 20,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -71,6 +122,32 @@
     "# your code here"
    ]
   },
+  {
+   "cell_type": "code",
+   "execution_count": 21,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "temps_c_to_k=list(map(lambda c: c + 273.15,temps))"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 22,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "[285.15, 296.15, 311.15, 218.14999999999998, 297.15]\n"
+     ]
+    }
+   ],
+   "source": [
+    "print(temps_c_to_k)"
+   ]
+  },
   {
    "cell_type": "markdown",
    "metadata": {},
@@ -82,11 +159,32 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 5,
+   "execution_count": 26,
    "metadata": {},
    "outputs": [],
    "source": [
-    "# your code here"
+    "# your code here\n",
+    "mod=lambda number1, number2: 1 if number1 % number2==0 else 0"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 28,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "0"
+      ]
+     },
+     "execution_count": 28,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "mod(4,3)"
    ]
   },
   {
@@ -100,11 +198,15 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 6,
+   "execution_count": 32,
    "metadata": {},
    "outputs": [],
    "source": [
-    "def divisor(b):\n",
+    "def divisor(b,a):\n",
+    "    if b%a==0:\n",
+    "        return 1\n",
+    "    else:\n",
+    "        return 0\n",
     "    \"\"\"\n",
     "    Input: a number\n",
     "    Output: a function that returns 1 if the number is \n",
@@ -123,11 +225,16 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 7,
+   "execution_count": 35,
    "metadata": {},
    "outputs": [],
    "source": [
-    "# your code here"
+    "# your code here\n",
+    "def divisible5(b):\n",
+    "    if b%5==0:\n",
+    "         return 1\n",
+    "    else:\n",
+    "        return 0"
    ]
   },
   {
@@ -139,18 +246,40 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 36,
    "metadata": {},
-   "outputs": [],
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "1"
+      ]
+     },
+     "execution_count": 36,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
    "source": [
     "divisible5(10)"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 37,
    "metadata": {},
-   "outputs": [],
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "0"
+      ]
+     },
+     "execution_count": 37,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
    "source": [
     "divisible5(8)"
    ]
@@ -269,7 +398,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.2"
+   "version": "3.8.6"
   }
  },
  "nbformat": 4,