files added

Uebung_3/.idea/.gitignore

@@ -0,0 +1,3 @@
+# Default ignored files
+/shelf/
+/workspace.xml

Uebung_3/.idea/misc.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_14" default="false" project-jdk-name="15" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
+</project>

Uebung_3/.idea/modules.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/Uebung03.iml" filepath="$PROJECT_DIR$/Uebung03.iml" />
+    </modules>
+  </component>
+</project>

Uebung_3/Uebung03.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

Uebung_3/src/CountDown.java

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+public class CountDown {
+    public static void main(String[] args){
+        System.out.println();
+
+    }
+}

Uebung_3/src/Kreis.java

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+import java.util.Scanner;
+
+public class Kreis {
+    public static void main(String[] args){
+        double radius, umfang, flaeche;
+        System.out.print("Radius eingeben: ");
+        Scanner scanner = new Scanner(System.in);
+        radius = Double.parseDouble(scanner.nextLine());
+        umfang = radius*2*Math.PI;
+        flaeche = Math.pow(radius,2)*Math.PI;
+        System.out.println("Umfang" + umfang);
+        System.out.println("Flaeche: " + flaeche);
+        scanner.close();
+    }
+}

Uebung_3/src/Liveuebung.java

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+public class Liveuebung {
+    public static void crazyLoop(String[] args){
+        int zaehler= 0;
+        while(zaehler < 3){
+            System.out.println(zaehler++);
+
+        }
+    }
+    public static int calc(int[] numbers){
+        int sum = 0;
+        for(int i=numbers.length-1;i>=0;i--){
+            sum += numbers[i];
+        }
+        return sum*sum;
+    }
+
+    public static int calc2(int... numbers){
+        int sum=0;
+        for(int number:numbers){
+            sum += number;
+        }
+        return sum*sum;
+    }
+    public static void main(String[] args){
+        int[] input = {1,2,3};
+        int ret = calc(input);
+        System.out.println("Ergebnis: " + ret);
+        System.out.println("Anzahl " +  input.length);
+        System.out.println("-----------------");
+        System.out.println("Rechne" + calc2(1,2,3));
+
+
+    }
+
+}

Uebung_3/src/SatellitenZeit.java

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+import java.util.Scanner;
+public class SatellitenZeit {
+    public static void main(String[] args) {
+        long d, h, m, s;
+        long dR, hR, mR;
+        Scanner scanner = new Scanner(System.in);
+        long sekundenIn = Long.parseLong(scanner.nextLine());
+        d = sekundenIn / (60*60*24);
+        dR = sekundenIn % (60*60*24);
+        h = dR / (60*60);
+        hR = dR % (60*60);
+        m = hR / 60;
+        mR = hR % 60;
+        s = mR;
+
+        System.out.println("Tage: " + d + " Stunden: " + h + " Minuten: " + m + " Sekunden: " + s);
+        scanner.close();
+    }
+}

Uebung_3/src/ScannerBeispiel.java

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+import java.util.Scanner;
+public class ScannerBeispiel {
+    public static void main(String[] args){
+        Scanner scanner = new Scanner(System.in);
+        byte byteWert = Byte.parseByte(scanner.nextLine());
+        short shortWert = Short.parseShort(scanner.nextLine());
+        int intWert = Integer.parseInt(scanner.nextLine());
+        long longWert = Long.parseLong(scanner.nextLine());
+        float floatWert = Float.parseFloat(scanner.nextLine());
+        double doubleWert = Double.parseDouble(scanner.nextLine());
+        boolean booleanWert = Boolean.parseBoolean(scanner.nextLine());
+        scanner.close();
+    }
+}

Uebung_3/src/Steuer.java

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+import java.util.Scanner;
+public class Steuer {
+    public static void main(String[] args){
+        Scanner scanner = new Scanner(System.in);
+        double bruttoBetrag, steuerSatz, nettoBetrag, mWst;
+
+        System.out.print("Brutto Betrag eingeben: ");
+        bruttoBetrag = Double.parseDouble(scanner.nextLine());
+        System.out.print("Mehrwertsteuersatz eingeben: ");
+        steuerSatz = Double.parseDouble(scanner.nextLine());
+
+        nettoBetrag = bruttoBetrag / (1.0+steuerSatz);
+        mWst = bruttoBetrag -nettoBetrag;
+
+        System.out.println("Netto-Betrag: " + nettoBetrag);
+
+        System.out.println("Mehrwertsteuer: " + mWst);
+        scanner.close();
+    }
+}

Uebung_3/src/Temperatur.java

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+import java.util.Scanner;
+public class Temperatur {
+    public static void main(String[] args){
+        Scanner scanner = new Scanner(System.in);
+        double tempIn = Double.parseDouble(scanner.nextLine());
+        double tempOut = 9.0/5.0 * tempIn + 32.0;
+        System.out.println(tempIn + " Grad Celsius entsprechen " + tempOut + " Grad Fahrenheit");
+        scanner.close();
+    }
+}