2022-2023/1NSI/Evaluations/DS_2023-02-27/DS3.ipynb

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    "# Evaluation NSI DS3\n",
    "\n",
    "## Exercices techniques\n",
    "\n",
    "Pour répondre aux questions suivantes vous avez le droit d'utiliser les outils de programmation que vous voulez.\n",
    "\n",
    "1. Ajouter les éléments 1 et \"a\" à la fin de la liste suivante"
   ]
  },
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   "cell_type": "code",
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   "source": [
    "une_liste = [2, 3, 'b']"
   ]
  },
  {
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   "source": [
    "2. Calculer le carré des nombres de la liste suivante"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "e2395fdc",
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   "source": [
    "nombres = [10, 2, 4, 5, 2, 10, 7, 1, 6, 10, 8, 0, 0, 7, 7, 7, 9, 1, 9, 8, 10, 5, 5, 9, 7]"
   ]
  },
  {
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   "source": [
    "3. On peut voir le caractère 128514 avec la fonction `chr`."
   ]
  },
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   "source": [
    "chr(128514)"
   ]
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   "source": [
    "Faire une tableau affichant les 60 caractères après le caractère 128514. Ce tableau aura 10 colonnes et 6 lignes"
   ]
  },
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   "source": [
    "## Fonctions\n",
    "\n",
    "Dans les exercices suivants, vous devrez ajouter au moins deux tests et vous programmerez les fontions en prenant soin de les documenter."
   ]
  },
  {
   "cell_type": "markdown",
   "id": "6789674a",
   "metadata": {},
   "source": [
    "### Moyenne\n",
    "\n",
    "Programmer une fonction, `moyenne` qui prend en argument une liste de nombres et qui renvoie la moyenne des valeurs"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "ad580877",
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   "outputs": [],
   "source": [
    "# Tests\n",
    "assert moyenne([1, 2, 3, 4]) == 2.5"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "a4bbf728",
   "metadata": {},
   "outputs": [],
   "source": [
    "# Fonction"
   ]
  },
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   "id": "614971b4",
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   "source": [
    "### Doublons\n",
    "\n",
    "Programmer une fonction, `supprime_doublons` qui prend en argument une liste et qui renvoie la même liste mais où les doublons ont été enlevés (on gardera une seul élément)."
   ]
  },
  {
   "cell_type": "code",
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   "outputs": [],
   "source": [
    "# Tests\n",
    "assert supprime_doublons([\"a\", 1, 3, \"a\", 5, 3]) == [\"a\", 1, 3, 5]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "9f217ea5",
   "metadata": {},
   "outputs": [],
   "source": [
    "# Fonction"
   ]
  },
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   "id": "bbc18709",
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   "source": [
    "### Minimum\n",
    "\n",
    "Programmer une fonction, `minimum`, qui prend en argument une liste de nombre et qui renvoie le minimum de la liste (vous n'avez pas le droit d'utiliser la fonction `min`)."
   ]
  },
  {
   "cell_type": "code",
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   "source": [
    "# Tests\n",
    "assert minimum([3, 6, 1, 9]) == 1"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "6cac9a01",
   "metadata": {},
   "outputs": [],
   "source": [
    "# Fonction"
   ]
  },
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   "cell_type": "code",
   "execution_count": null,
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   "cell_type": "markdown",
   "id": "54c9099e",
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   "source": [
    "### Compte le nombre de 'e'\n",
    "\n",
    "Programme une fonction, `compte_e` qui prend en argument une chaine de caractères et qui renvoie le nombre de fois que la lettre `e` apparait dedans (vous n'avez pas le droit d'utiliser la méthode `.count(...)`.)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "7566970a",
   "metadata": {},
   "outputs": [],
   "source": [
    "# Tests\n",
    "assert compte_e(\"bonjour je m'appelle bob!\") == 3"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "20c9a48c",
   "metadata": {},
   "outputs": [],
   "source": [
    "# Fonction"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "a0c1f069",
   "metadata": {},
   "source": [
    "### Enlève caractère\n",
    "\n",
    "Programmer une fonction, `enleve`, qui prend en arguement un caractère et une chaine de caractères et qui renvoie la chaine de caractères sans le caractère. (Vous n'anez pas le droit d'utiliser la méthode `.remplace(...)`)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
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   "source": [
    "# Tests\n",
    "assert enleve(\"e\", \"bonjour je m'appelle bob!\") == \"bonjour j m'appll bob!\""
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
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   "metadata": {},
   "outputs": [],
   "source": [
    "# Fonction"
   ]
  },
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