aufgaben
parent
1bf8aae643
commit
0abc96e4e1
51
Übungen.java
51
Übungen.java
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@ -5,9 +5,58 @@
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* @author (Ihr Name)
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* @version (eine Versionsnummer oder ein Datum)
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*/
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import java.util.Scanner;
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public class Übungen
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{
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public static void Aufgabe1() {
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System.out.println("Hallo");
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String test = "Hello World!";
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System.out.println (test.length());
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System.out.println (test.charAt(1));
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}
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}
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public static String textRückwärts1 () {
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String text = "Hello World!";
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String ergebnis = "";
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for (int i= text.length()-1; i>=0; i--)
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{
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ergebnis = ergebnis + text.charAt(i);
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}
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return ergebnis;
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}
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public static void SekundenInJahre2 () {
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Scanner sc = new Scanner(System.in);
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int sekunden = sc.nextInt();
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int minuten = sekunden / 60;
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int stunden = minuten / 60;
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int tage = stunden / 24;
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int jahre = tage / 365;
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System.out.println (sekunden + " sekunden");
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System.out.println (minuten + " minuten");
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System.out.println (stunden + " stunden");
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System.out.println (tage + " tage");
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System.out.println (jahre + "jahre");
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}
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public static void kleinesEinmaleins3 () {
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for (int a=1; a<=10; a++)
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{
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for (int b=1; b<=10; b++)
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{
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System.out.print(a*b + " ");
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}
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System.out.println (" ");
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}
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}
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public static void Summe4 (int a, int b){
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Scanner sc = new Scanner(System.in);
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System.out.println (a*b);
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}
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//public static boolean Primzahlen5 (int n) {
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// Scanner sc = new Scanner(System.in);
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// boolean zahl = 1;
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//if (zahl = ){
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//}
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//return zahl;
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}
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