diff --git a/1.-Python/1.-Snail-and-Well/snail-and-well.ipynb b/1.-Python/1.-Snail-and-Well/snail-and-well.ipynb
index 34021448a..2334a5a4b 100644
--- a/1.-Python/1.-Snail-and-Well/snail-and-well.ipynb
+++ b/1.-Python/1.-Snail-and-Well/snail-and-well.ipynb
@@ -30,10 +30,15 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 2,
    "metadata": {},
    "outputs": [],
-   "source": []
+   "source": [
+    "well_height= 125\n",
+    "daily_distance=30\n",
+    "nightly_distance=20\n",
+    "snail_position=0"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -44,10 +49,12 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 3,
    "metadata": {},
    "outputs": [],
-   "source": []
+   "source": [
+    "days=0"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -58,10 +65,14 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 4,
    "metadata": {},
    "outputs": [],
-   "source": []
+   "source": [
+    "while snail_position < well_height:\n",
+    "    snail_position = snail_position + (daily_distance - nightly_distance)\n",
+    "    days = days+1"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -72,10 +83,20 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 13,
    "metadata": {},
-   "outputs": [],
-   "source": []
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "6\n"
+     ]
+    }
+   ],
+   "source": [
+    "print(days)"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -96,10 +117,30 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 19,
    "metadata": {},
-   "outputs": [],
-   "source": []
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "6\n"
+     ]
+    }
+   ],
+   "source": [
+    "advance_cm = [30, 21, 33, 77, 44, 45, 23, 45, 12, 34, 55]\n",
+    "well_height= 125\n",
+    "nightly_distance=20\n",
+    "snail_position=0\n",
+    "days=0\n",
+    "\n",
+    "while snail_position < well_height:\n",
+    "    snail_position = snail_position + advance_cm[days] - nightly_distance\n",
+    "    days = days + 1\n",
+    "\n",
+    "print(days)"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -111,10 +152,34 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 15,
    "metadata": {},
-   "outputs": [],
-   "source": []
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "57\n",
+      "1\n"
+     ]
+    }
+   ],
+   "source": [
+    "advance_cm = [30, 21, 33, 77, 44, 45, 23, 45, 12, 34, 55]\n",
+    "well_height= 125\n",
+    "nightly_distance=20\n",
+    "snail_position=0\n",
+    "days=0\n",
+    "distance_per_day = []\n",
+    "\n",
+    "while snail_position < well_height:\n",
+    "    snail_position = snail_position + advance_cm[days] - nightly_distance\n",
+    "    distance_per_day.append(advance_cm[days] - nightly_distance)\n",
+    "    days = days + 1\n",
+    "\n",
+    "print(max(distance_per_day))\n",
+    "print(min(distance_per_day))"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -125,10 +190,32 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 16,
    "metadata": {},
-   "outputs": [],
-   "source": []
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "21.666666666666668\n"
+     ]
+    }
+   ],
+   "source": [
+    "advance_cm = [30, 21, 33, 77, 44, 45, 23, 45, 12, 34, 55]\n",
+    "well_height= 125\n",
+    "nightly_distance=20\n",
+    "snail_position=0\n",
+    "days=0\n",
+    "distance_per_day = []\n",
+    "\n",
+    "while snail_position < well_height:\n",
+    "    snail_position = snail_position + advance_cm[days] - nightly_distance\n",
+    "    distance_per_day.append(advance_cm[days] - nightly_distance)\n",
+    "    days = days + 1\n",
+    "\n",
+    "print(sum(distance_per_day)/len(distance_per_day))"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -137,6 +224,47 @@
     "#### 4. What is the standard deviation of its displacement? Take into account the snail slides at night."
    ]
   },
+  {
+   "cell_type": "code",
+   "execution_count": 17,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "17.81073334319006\n"
+     ]
+    }
+   ],
+   "source": [
+    "advance_cm = [30, 21, 33, 77, 44, 45, 23, 45, 12, 34, 55]\n",
+    "well_height= 125\n",
+    "nightly_distance=20\n",
+    "snail_position=0\n",
+    "days=0\n",
+    "distance_per_day = []\n",
+    "deviation = 0.0\n",
+    "\n",
+    "while snail_position < well_height:\n",
+    "    snail_position = snail_position + advance_cm[days] - nightly_distance\n",
+    "    distance_per_day.append(advance_cm[days] - nightly_distance)\n",
+    "    days = days + 1\n",
+    "    \n",
+    "#Starting process of standard deviation#\n",
+    "for i in distance_per_day:\n",
+    "    deviation =deviation + (i - sum(distance_per_day)/len(distance_per_day))**2\n",
+    "\n",
+    "print((deviation/len(distance_per_day))**0.5)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  },
   {
    "cell_type": "code",
    "execution_count": null,
@@ -161,7 +289,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.2"
+   "version": "3.8.8"
   }
  },
  "nbformat": 4,
diff --git a/1.-Python/2.-Duel-of-Sorcerers/duel-of-sorcerers.ipynb b/1.-Python/2.-Duel-of-Sorcerers/duel-of-sorcerers.ipynb
index b4a5f6d7e..459e93b89 100644
--- a/1.-Python/2.-Duel-of-Sorcerers/duel-of-sorcerers.ipynb
+++ b/1.-Python/2.-Duel-of-Sorcerers/duel-of-sorcerers.ipynb
@@ -49,10 +49,12 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 2,
    "metadata": {},
    "outputs": [],
-   "source": []
+   "source": [
+    "spells=0"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -64,10 +66,13 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 1,
    "metadata": {},
    "outputs": [],
-   "source": []
+   "source": [
+    "gandalf_wins=0\n",
+    "saruman_wins=0"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -78,10 +83,22 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 5,
    "metadata": {},
    "outputs": [],
-   "source": []
+   "source": [
+    "gandalf = [10, 11, 13, 30, 22, 11, 10, 33, 22, 22]\n",
+    "saruman = [23, 66, 12, 43, 12, 10, 44, 23, 12, 17]\n",
+    "spells=0\n",
+    "gandalf_wins=0\n",
+    "saruman_wins=0\n",
+    "\n",
+    "for i in range(0,len(gandalf)):\n",
+    "\tif gandalf[i] < saruman[i]:\n",
+    "\t\tsaruman_wins=saruman_wins+1\n",
+    "\telse:\n",
+    "\t\tgandalf_wins=gandalf_wins+1"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -93,10 +110,25 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 6,
    "metadata": {},
-   "outputs": [],
-   "source": []
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Gandalf wins\n"
+     ]
+    }
+   ],
+   "source": [
+    "if gandalf_wins < saruman_wins:\n",
+    "\tprint(\"Saruman wins\")\n",
+    "elif gandalf_wins == saruman_wins:\n",
+    "\tprint(\"Tie\")\n",
+    "else:\n",
+    "\tprint(\"Gandalf wins\")"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -128,10 +160,23 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 10,
    "metadata": {},
    "outputs": [],
-   "source": []
+   "source": [
+    "POWER = {\n",
+    "    'Fireball': 50, \n",
+    "    'Lightning bolt': 40, \n",
+    "    'Magic arrow': 10, \n",
+    "    'Black Tentacles': 25, \n",
+    "    'Contagion': 45\n",
+    "}\n",
+    "gandalf = ['Fireball', 'Lightning bolt', 'Lightning bolt', 'Magic arrow', 'Fireball', \n",
+    "           'Magic arrow', 'Lightning bolt', 'Fireball', 'Fireball', 'Fireball']\n",
+    "saruman = ['Contagion', 'Contagion', 'Black Tentacles', 'Fireball', 'Black Tentacles', \n",
+    "           'Lightning bolt', 'Magic arrow', 'Contagion', 'Magic arrow', 'Magic arrow']\n",
+    "spells = 0\n"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -142,10 +187,13 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 8,
    "metadata": {},
    "outputs": [],
-   "source": []
+   "source": [
+    "gandalf_wins=0\n",
+    "saruman_wins=0"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -156,10 +204,13 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 18,
    "metadata": {},
    "outputs": [],
-   "source": []
+   "source": [
+    "gandalf_power=[\"\"]\n",
+    "saruman_power=[\"\"]"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -171,10 +222,36 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 22,
    "metadata": {},
-   "outputs": [],
-   "source": []
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Tie\n"
+     ]
+    }
+   ],
+   "source": [
+    "for i in range(0,len(gandalf)):\n",
+    "\tif (len(gandalf_power)<3 & len(saruman_power)<3):\n",
+    "\t\tif POWER(gandalf[i]) < POWER(saruman[i]):\n",
+    "\t\t\tsaruman_wins=saruman_wins+1\n",
+    "\t\t\tsaruman_power.append(saruman(i))\n",
+    "\t\t\tgandalf_power.clear()\n",
+    "\t\telif POWER(gandalf[i]) > POWER(saruman[i]):\n",
+    "\t\t\tgandalf_wins=gandalf_wins+1\n",
+    "\t\t\tgandalf_power.append(gandalf(i))\n",
+    "\t\t\tsaruman_power.clear()\n",
+    "\n",
+    "if saruman_wins == 3:\n",
+    "\tprint (\"Saruman wins\")\n",
+    "elif gandalf_wins == 3:\n",
+    "\tprint (\"Gandalf wins\")\n",
+    "else:\n",
+    "    print(\"Tie\")"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -185,10 +262,34 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 23,
    "metadata": {},
-   "outputs": [],
-   "source": []
+   "outputs": [
+    {
+     "ename": "TypeError",
+     "evalue": "'dict' object is not callable",
+     "output_type": "error",
+     "traceback": [
+      "\u001b[1;31m---------------------------------------------------------------------------\u001b[0m",
+      "\u001b[1;31mTypeError\u001b[0m                                 Traceback (most recent call last)",
+      "\u001b[1;32m<ipython-input-23-184342348e54>\u001b[0m in \u001b[0;36m<module>\u001b[1;34m\u001b[0m\n\u001b[0;32m     10\u001b[0m                         \u001b[0msaruman_power\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mclear\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m     11\u001b[0m \u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m---> 12\u001b[1;33m \u001b[0mprint\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0msum\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mPOWER\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0msaruman\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m",
+      "\u001b[1;31mTypeError\u001b[0m: 'dict' object is not callable"
+     ]
+    }
+   ],
+   "source": [
+    "for i in range(0,len(gandalf)):\n",
+    "\tif (len(gandalf_power)<3 & len(saruman_power)<3):\n",
+    "\t\tif POWER(gandalf[i]) < POWER(saruman[i]):\n",
+    "\t\t\tsaruman_wins=saruman_wins+1\n",
+    "\t\t\tsaruman_power.append(saruman(i))\n",
+    "\t\t\tgandalf_power.clear()\n",
+    "\t\telif POWER(gandalf[i]) > POWER(saruman[i]):\n",
+    "\t\t\tgandalf_wins=gandalf_wins+1\n",
+    "\t\t\tgandalf_power.append(gandalf(i))\n",
+    "\t\t\tsaruman_power.clear()\n",
+    "\n"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -221,7 +322,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.2"
+   "version": "3.8.8"
   }
  },
  "nbformat": 4,
diff --git a/1.-Python/3.-Bus/bus.ipynb b/1.-Python/3.-Bus/bus.ipynb
index 31f09b8fd..f41d1087f 100644
--- a/1.-Python/3.-Bus/bus.ipynb
+++ b/1.-Python/3.-Bus/bus.ipynb
@@ -35,7 +35,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 20,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -52,10 +52,20 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 2,
    "metadata": {},
-   "outputs": [],
-   "source": []
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "9\n"
+     ]
+    }
+   ],
+   "source": [
+    "print(len(stops))"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -67,10 +77,32 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 15,
    "metadata": {},
-   "outputs": [],
-   "source": []
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "10\n",
+      "13\n",
+      "11\n",
+      "10\n",
+      "14\n",
+      "10\n",
+      "7\n",
+      "5\n",
+      "4\n",
+      "4\n"
+     ]
+    }
+   ],
+   "source": [
+    "\n",
+    "for passengers in stops:\n",
+    "    passenger_total = passenger_total + passengers[0] - passengers[1]\n",
+    "print(passenger_total)\n"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -81,10 +113,25 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 13,
    "metadata": {},
-   "outputs": [],
-   "source": []
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "14\n"
+     ]
+    }
+   ],
+   "source": [
+    "list_passenger = []\n",
+    "for passengers in stops:\n",
+    "    passenger_total = passenger_total + passengers[0] - passengers[1]\n",
+    "    list_passenger.append(passenger_total)\n",
+    "\n",
+    "print(max(list_passenger))    "
+   ]
   },
   {
    "cell_type": "markdown",
@@ -93,6 +140,33 @@
     "#### 4. Calculate the average occupation. And the standard deviation."
    ]
   },
+  {
+   "cell_type": "code",
+   "execution_count": 24,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "average: 9.333333333333334\n",
+      "standard deviation: 3.197221015541813\n"
+     ]
+    }
+   ],
+   "source": [
+    "import numpy\n",
+    "passenger_total = 0\n",
+    "list_passenger = []\n",
+    "for passengers in stops:\n",
+    "    passenger_total = passenger_total + passengers[0] - passengers[1]\n",
+    "    list_passenger.append(passenger_total)\n",
+    "\n",
+    "print(\"average:\" , sum(list_passenger)/len(list_passenger))\n",
+    "print( \"standard deviation:\" , numpy.std(list_passenger))\n",
+    "    "
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": null,
@@ -117,9 +191,9 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.2"
+   "version": "3.8.8"
   }
  },
  "nbformat": 4,
- "nbformat_minor": 2
+ "nbformat_minor": 4
 }
diff --git a/1.-Python/4.-Robin-Hood/robin-hood.ipynb b/1.-Python/4.-Robin-Hood/robin-hood.ipynb
index 01de29d3b..28e9df61b 100644
--- a/1.-Python/4.-Robin-Hood/robin-hood.ipynb
+++ b/1.-Python/4.-Robin-Hood/robin-hood.ipynb
@@ -38,7 +38,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 1,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -55,10 +55,26 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 2,
    "metadata": {},
-   "outputs": [],
-   "source": []
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "coordinates where arrow hits another arrow:  {(-3, 2), (4, 5), (5, 7), (2, 2)}\n"
+     ]
+    }
+   ],
+   "source": [
+    "counter = 0;\n",
+    "set_arrows = []\n",
+    "for point in points:\n",
+    "    if points.count(point) >= 2:\n",
+    "        set_arrows.append(point)\n",
+    "\n",
+    "print( \"coordinates where arrow hits another arrow: \", set(set_arrows))\n"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -70,10 +86,26 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 3,
    "metadata": {},
-   "outputs": [],
-   "source": []
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      " Count of arrow that have fallen in a cuadrant:  2\n"
+     ]
+    }
+   ],
+   "source": [
+    "counter = 0;\n",
+    "set_arrows = []\n",
+    "for point in points:\n",
+    "    if point[0] == 0 or point[1] == 0:\n",
+    "        set_arrows.append(point)\n",
+    "\n",
+    "print( \" Count of arrow that have fallen in a cuadrant: \", len(set_arrows))"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -88,10 +120,31 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 5,
    "metadata": {},
-   "outputs": [],
-   "source": []
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "minimum distance:  2.0\n"
+     ]
+    }
+   ],
+   "source": [
+    "import math\n",
+    "\n",
+    "def calc_distance(p1, p2):\n",
+    "  return sqrt((p1[0]-p2[0])**2+(p1[1]-p2[1])**2) \n",
+    "\n",
+    "minimum_distance = -1\n",
+    "for point in points:\n",
+    "    if minimum_distance == -1 or minimum_distance > calc_distance(point,[0,0]):\n",
+    "        minimum_distance = calc_distance(point,[0,0])\n",
+    "\n",
+    "print(\"minimum distance: \",minimum_distance)       \n",
+    "\n"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -125,9 +178,9 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.2"
+   "version": "3.8.8"
   }
  },
  "nbformat": 4,
- "nbformat_minor": 2
+ "nbformat_minor": 4
 }
diff --git a/1.-Python/5.-Temperature-Processor/temperature.ipynb b/1.-Python/5.-Temperature-Processor/temperature.ipynb
index 4b597aa20..ee4fcdb10 100644
--- a/1.-Python/5.-Temperature-Processor/temperature.ipynb
+++ b/1.-Python/5.-Temperature-Processor/temperature.ipynb
@@ -28,7 +28,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 23,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -53,10 +53,22 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 2,
    "metadata": {},
-   "outputs": [],
-   "source": []
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "0\n"
+     ]
+    }
+   ],
+   "source": [
+    "minimum_temp = min(temperatures_C)\n",
+    "\n",
+    "print(minimum_temp)"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -67,10 +79,21 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 3,
    "metadata": {},
-   "outputs": [],
-   "source": []
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "90\n"
+     ]
+    }
+   ],
+   "source": [
+    "maximum_temp = max(temperatures_C)\n",
+    "print(maximum_temp)"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -81,10 +104,32 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 12,
    "metadata": {},
-   "outputs": [],
-   "source": []
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "[90, 83, 81, 80, 80, 79, 76, 70, 66, 65, 64, 62, 61, 60, 59, 53, 53, 50, 49, 48, 45, 39, 33, 0]\n",
+      "8\n",
+      "[90, 83, 81, 80, 80, 79, 76, 70]\n"
+     ]
+    }
+   ],
+   "source": [
+    "high_temp = temperatures_C.copy()\n",
+    "high_temp.sort()\n",
+    "high_temp.reverse()\n",
+    "ind = 0\n",
+    "\n",
+    "while high_temp[ind] >= 70:\n",
+    "    ind = ind +1\n",
+    "    \n",
+    "del high_temp[ind:]\n",
+    "\n",
+    "print(high_temp)\n"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -95,10 +140,21 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 14,
    "metadata": {},
-   "outputs": [],
-   "source": []
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "60.25\n"
+     ]
+    }
+   ],
+   "source": [
+    "avg_temp = sum(temperatures_C)/len(temperatures_C)\n",
+    "print(avg_temp)"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -109,10 +165,25 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 24,
    "metadata": {},
-   "outputs": [],
-   "source": []
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "[33, 66, 65, 62, 59, 60, 62, 64, 70, 76, 80, 81, 80, 83, 90, 79, 61, 53, 50, 49, 53, 48, 45, 39]\n"
+     ]
+    }
+   ],
+   "source": [
+    "#doing some forcast formula like exponential smoothing or linear regretion (will use just a average between the closest values of 3 am)\n",
+    "\n",
+    "temperatures_C[3] = int((temperatures_C[2] + temperatures_C[4])/2)\n",
+    "\n",
+    "print(temperatures_C)\n",
+    "\n"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -128,10 +199,25 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 22,
    "metadata": {},
-   "outputs": [],
-   "source": []
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "[91, 150, 149, 143, 138, 140, 143, 147, 158, 168, 176, 177, 176, 181, 194, 174, 141, 127, 122, 120, 127, 118, 113, 102]\n"
+     ]
+    }
+   ],
+   "source": [
+    "temperatures_F = []\n",
+    "for temp in temperatures_C:\n",
+    "    temperatures_F.append(int(1.8 * temp + 32))\n",
+    "\n",
+    "temperatures_C = temperatures_F\n",
+    "print(temperatures_C)\n"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -150,10 +236,41 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 30,
    "metadata": {},
-   "outputs": [],
-   "source": []
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Cooling system need to be changed\n"
+     ]
+    }
+   ],
+   "source": [
+    "high_temp = temperatures_C.copy()\n",
+    "high_temp.sort()\n",
+    "high_temp.reverse()\n",
+    "medium_temp = 0\n",
+    "evaluated = 0\n",
+    "\n",
+    "for value in high_temp:\n",
+    "    if value >= 80:\n",
+    "        print (\"Cooling system need to be changed\")\n",
+    "        evaluated = 1\n",
+    "        break\n",
+    "    if value < 80 and value >= 70:\n",
+    "        medium_temp = medium_temp + 1\n",
+    "        if medium_temp == 4:\n",
+    "            evaluated = 1\n",
+    "            print (\"Cooling system need to be changed\")\n",
+    "            break\n",
+    "if evaluated == 0:\n",
+    "    if sum(temperatures_C)/len(temperatures_C) > 65:\n",
+    "        print(\"Cooling system need to be changed\")\n",
+    "    else:\n",
+    "        print(\"Cooling system do not need to be changed\")\n"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -254,9 +371,9 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.2"
+   "version": "3.8.8"
   }
  },
  "nbformat": 4,
- "nbformat_minor": 2
+ "nbformat_minor": 4
 }
diff --git "a/1.-Python/6.-Rock\342\200\223Paper\342\200\223Scissors/rock-paper-scissors.ipynb" "b/1.-Python/6.-Rock\342\200\223Paper\342\200\223Scissors/rock-paper-scissors.ipynb"
index 9e551dfd4..a52a7ad68 100644
--- "a/1.-Python/6.-Rock\342\200\223Paper\342\200\223Scissors/rock-paper-scissors.ipynb"
+++ "b/1.-Python/6.-Rock\342\200\223Paper\342\200\223Scissors/rock-paper-scissors.ipynb"
@@ -32,10 +32,12 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 1,
    "metadata": {},
    "outputs": [],
-   "source": []
+   "source": [
+    "import random"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -46,10 +48,12 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 2,
    "metadata": {},
    "outputs": [],
-   "source": []
+   "source": [
+    "gestures = [\"paper\",\"rock\",\"scissors\"]"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -61,10 +65,12 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 8,
    "metadata": {},
    "outputs": [],
-   "source": []
+   "source": [
+    "n_rounds = 7"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -79,7 +85,9 @@
    "execution_count": null,
    "metadata": {},
    "outputs": [],
-   "source": []
+   "source": [
+    "rounds_to_win = 4"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -90,10 +98,13 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 35,
    "metadata": {},
    "outputs": [],
-   "source": []
+   "source": [
+    "cpu_score = 0\n",
+    "player_score = 0"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -105,10 +116,13 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 4,
    "metadata": {},
    "outputs": [],
-   "source": []
+   "source": [
+    "def random_play (p_gestures):\n",
+    "    return random.choice(p_gestures)\n"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -120,10 +134,16 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 14,
    "metadata": {},
    "outputs": [],
-   "source": []
+   "source": [
+    "def users_gesture():\n",
+    "    user_gest = \"\"\n",
+    "    while gestures.count(user_gest) == 0:\n",
+    "        user_gest = input(\"escribe que eliges entre rock, scissors, paper:\" )\n",
+    "    return user_gest\n"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -135,10 +155,20 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 5,
    "metadata": {},
    "outputs": [],
-   "source": []
+   "source": [
+    "def winner(p_program, p_user):\n",
+    "    win = -1\n",
+    "    if p_program == p_user:\n",
+    "        win = 0\n",
+    "    elif (p_program == \"rock\" and p_user ==\"scissors\") or (p_program == \"scissors\" and p_user ==\"paper\") or (p_program == \"paper\" and p_user ==\"rock\"):\n",
+    "        win = 1\n",
+    "    else:\n",
+    "        win = 2\n",
+    "    return win;   "
+   ]
   },
   {
    "cell_type": "markdown",
@@ -150,10 +180,18 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 29,
    "metadata": {},
    "outputs": [],
-   "source": []
+   "source": [
+    "def print_winner(winner):\n",
+    "    if winner == 1:\n",
+    "        print(\"computadora gano\");\n",
+    "    elif winner == 2:\n",
+    "        print(\"usuario gano\");\n",
+    "    else:\n",
+    "        print(\"empate\");"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -168,10 +206,149 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 45,
    "metadata": {},
-   "outputs": [],
-   "source": []
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "------------------------------   1 round  ------------------------------\n"
+     ]
+    },
+    {
+     "name": "stdin",
+     "output_type": "stream",
+     "text": [
+      "escribe que eliges entre rock, scissors, paper: rock\n"
+     ]
+    },
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Computadora eligió:  paper\n",
+      "computadora gano\n",
+      "------------------------------   2 round  ------------------------------\n"
+     ]
+    },
+    {
+     "name": "stdin",
+     "output_type": "stream",
+     "text": [
+      "escribe que eliges entre rock, scissors, paper: rock\n"
+     ]
+    },
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Computadora eligió:  paper\n",
+      "computadora gano\n",
+      "------------------------------   3 round  ------------------------------\n"
+     ]
+    },
+    {
+     "name": "stdin",
+     "output_type": "stream",
+     "text": [
+      "escribe que eliges entre rock, scissors, paper: rock\n"
+     ]
+    },
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Computadora eligió:  scissors\n",
+      "usuario gano\n",
+      "------------------------------   4 round  ------------------------------\n"
+     ]
+    },
+    {
+     "name": "stdin",
+     "output_type": "stream",
+     "text": [
+      "escribe que eliges entre rock, scissors, paper: rock\n"
+     ]
+    },
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Computadora eligió:  scissors\n",
+      "usuario gano\n",
+      "------------------------------   5 round  ------------------------------\n"
+     ]
+    },
+    {
+     "name": "stdin",
+     "output_type": "stream",
+     "text": [
+      "escribe que eliges entre rock, scissors, paper: rock\n"
+     ]
+    },
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Computadora eligió:  paper\n",
+      "computadora gano\n",
+      "------------------------------   6 round  ------------------------------\n"
+     ]
+    },
+    {
+     "name": "stdin",
+     "output_type": "stream",
+     "text": [
+      "escribe que eliges entre rock, scissors, paper: rock\n"
+     ]
+    },
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Computadora eligió:  rock\n",
+      "empate\n",
+      "------------------------------   7 round  ------------------------------\n"
+     ]
+    },
+    {
+     "name": "stdin",
+     "output_type": "stream",
+     "text": [
+      "escribe que eliges entre rock, scissors, paper: rock\n"
+     ]
+    },
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Computadora eligió:  paper\n",
+      "computadora gano\n"
+     ]
+    }
+   ],
+   "source": [
+    "random_value = \"\"\n",
+    "win = \"\"\n",
+    "cpu_score = 0\n",
+    "player_score = 0\n",
+    "\n",
+    "for i in range(0,n_rounds):\n",
+    "    print(\"-\"*30,\" \",i+1,\"round \",\"-\"*30)\n",
+    "    random_value = random_play(gestures)\n",
+    "    win = winner( random_value , users_gesture() )\n",
+    "    print(\"Computadora eligió: \", random_value)\n",
+    "    if win == 1:\n",
+    "        cpu_score = cpu_score + 1\n",
+    "        print_winner(1)\n",
+    "    elif win == 2:\n",
+    "        player_score = player_score + 1\n",
+    "        print_winner(2)\n",
+    "    else:\n",
+    "        print_winner(0)\n",
+    "        \n"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -183,10 +360,28 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 46,
    "metadata": {},
-   "outputs": [],
-   "source": []
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "computadora gano\n"
+     ]
+    }
+   ],
+   "source": [
+    "if cpu_score == 4:\n",
+    "    print_winner(1)\n",
+    "elif player_score == 4:\n",
+    "    print_winner(2)\n",
+    "else:\n",
+    "    print_winner(3)\n",
+    "\n",
+    "cpu_score = 0\n",
+    "player_score = 0"
+   ]
   },
   {
    "cell_type": "markdown",
@@ -226,9 +421,9 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.2"
+   "version": "3.8.8"
   }
  },
  "nbformat": 4,
- "nbformat_minor": 2
+ "nbformat_minor": 4
 }
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