Unterricht Dienstag
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{
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"cells": [
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{
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"metadata": {},
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"cell_type": "markdown",
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"source": [
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"# Aufgabe 1\n",
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"## Aufgabenstellung\n",
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"Erstellen Sie die Klasse \"Song\" mit den Attributen string \"titel\", int \"dauer_sekunden\", string \"interpret\" und der Methode \"Spielen\", die auf der Konsole alle Informationen über den Song ausgibt (die Dauer dabei in Minuten:Sekunden -> 03:35)\n",
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"\n",
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"- Die Attribute sollen private sein mit öffentlichen Gettern als Eingeschaft\n",
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"- Über einen Konstruktor sollen die Attribute initialisiert werden."
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],
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"id": "906e4e84eba33aab"
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},
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{
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"cell_type": "code",
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"id": "initial_id",
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"metadata": {
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"collapsed": true
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},
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"source": [
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"class Song:\n",
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" def __init__(self, titel:str, dauer_sekunden:int, interpret:str, *args):\n",
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" self.__titel = titel\n",
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" self.__dauer_sekunden = dauer_sekunden\n",
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" self.__interpret = interpret\n",
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" super().__init__(*args)\n",
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"\n",
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" @property\n",
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" def titel(self) -> str:\n",
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" return self.__titel\n",
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"\n",
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" @property\n",
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" def dauer_sekunden(self) -> int:\n",
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" return self.__dauer_sekunden\n",
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"\n",
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" @property\n",
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" def interpret(self) -> str:\n",
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" return self.__interpret\n",
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"\n",
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" def spielen(self) -> None:\n",
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" minuten = self.__dauer_sekunden // 60\n",
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" restsekunden = self.__dauer_sekunden % 60\n",
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"\n",
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" print(f\"{self.__titel} von {self.__interpret}, Dauer: {minuten:02d}:{restsekunden:02d} Minuten\")"
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],
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"outputs": [],
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"execution_count": null
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},
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{
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"metadata": {},
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"cell_type": "markdown",
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"source": "Erstellen Sie in der Main einen Song und rufen Sie die Methode auf.",
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"id": "91a0f43537a3d9b4"
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},
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{
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"metadata": {},
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"cell_type": "code",
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"source": [
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"song = Song(\"Hallo\", 125, \"Welt\")\n",
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"song.spielen()"
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],
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"id": "648e48c76d987a94",
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"outputs": [],
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"execution_count": null
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},
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{
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"metadata": {},
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"cell_type": "markdown",
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"source": [
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"# Aufgabe 2\n",
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"## Aufgabenstellung\n",
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"Sie bauen einen Robot. Erstellen Sie die Klasse Robot mit folgenden Membern:\n",
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"\n",
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"- Integer \"battery_time\"\n",
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"- String \"task\"\n",
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"- Methode \"is_battery_time_low\":\n",
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" - gibt true zurück, wenn die Laufzeit kleiner 2 ist, sonst false.\n",
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"- Methode \"execute_task\":\n",
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" - gibt auf dem Bildschirm den Text des Attributs \"aufgabe\" aus, wenn \"is_battery_time_low\" false liefert und reduziert dann die battery_time um 1, sonst soll \"Ich muss aufgeladen werden.\" in der Konsole erscheinen."
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],
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"id": "236fa9f5181f518d"
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},
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{
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"metadata": {
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"ExecuteTime": {
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"end_time": "2026-07-21T09:54:35.008029800Z",
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"start_time": "2026-07-21T09:54:34.987799400Z"
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}
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},
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"cell_type": "code",
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"source": [
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"class Robot:\n",
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" def __init__(self, battery_time:int, task:str, *args):\n",
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" self.__battery_time = battery_time\n",
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" self.__task = task\n",
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" super().__init__(*args)\n",
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"\n",
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" def is_battery_time_low(self) -> bool:\n",
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" return self.__battery_time < 2\n",
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"\n",
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" def execute_task(self) -> None:\n",
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" if self.is_battery_time_low():\n",
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" print(\"Ich muss aufgeladen werden\")\n",
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" return\n",
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"\n",
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" print(self.__task)\n",
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" self.__battery_time -= 1"
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],
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"id": "64c12bd54e52cf60",
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"outputs": [],
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"execution_count": 8
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},
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{
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"metadata": {},
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"cell_type": "markdown",
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"source": [
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"Erstellen Sie in der Main einen Roboter mit der Aufgabe \"Ich reiche Butter.\" und einer Batterielaufzeit von 5.\n",
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"\n",
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"Lassen Sie ihn fünfmal in einer Schleife Butter reichen."
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],
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"id": "3f89c8f76710d139"
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},
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{
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"metadata": {
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"ExecuteTime": {
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"end_time": "2026-07-21T09:54:36.623452900Z",
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"start_time": "2026-07-21T09:54:36.590947200Z"
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}
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},
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"cell_type": "code",
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"source": [
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"robot = Robot(5, \"Ich reiche Butter.\")\n",
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"for i in range(5):\n",
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" robot.execute_task()"
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],
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"id": "c2217f3770898f37",
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"Ich reiche Butter.\n",
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"Ich reiche Butter.\n",
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"Ich reiche Butter.\n",
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"Ich reiche Butter.\n",
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"Ich muss aufgeladen werden\n"
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]
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}
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],
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"execution_count": 9
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}
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],
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"metadata": {
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"kernelspec": {
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"display_name": "Python 3",
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"language": "python",
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"name": "python3"
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},
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"language_info": {
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"codemirror_mode": {
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"name": "ipython",
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"version": 2
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},
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"file_extension": ".py",
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"mimetype": "text/x-python",
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"name": "python",
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"nbconvert_exporter": "python",
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"pygments_lexer": "ipython2",
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"version": "2.7.6"
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}
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},
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"nbformat": 4,
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"nbformat_minor": 5
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}
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