completed task 3

GDP_Gesamt/src/Uebungen/Uebung5/Aufgabe2.java

@@ -2,7 +2,6 @@ package Uebungen.Uebung5;
 import java.util.Scanner;
 import java.lang.Character;
 public class Aufgabe2 {
-
     public static void main(String[] args){
         // initiate scanner for input
         Scanner scanner = new Scanner(System.in);
@@ -23,13 +22,11 @@ public class Aufgabe2 {
         sort(charAmountArr,usedCharArr);
         histogramm(20,usedCharArr, charAmountArr);
     }
-
     public static char[] normalize(char[] workerArray){
         for(int i=0; i<workerArray.length;i++)
             workerArray[i]=Character.toLowerCase(workerArray[i]);
         return workerArray;
     }
-
     public static void histogramm(int width, char[] availableChars, int[] charAmount){
         int max = maximum(charAmount);
         for(int i=0;i<availableChars.length;i++) {
@@ -40,7 +37,6 @@ public class Aufgabe2 {
                 for(int j=0;j<charAmount[i];j++) System.out.print("#");
             System.out.println("x"+charAmount[i]);
         }
-
     }
     public static int scale(int value, int oldMax, int newMax){
         double calc = (double) value/oldMax*newMax;
@@ -98,7 +94,6 @@ public class Aufgabe2 {
                 targetArray[targetPosition] = currChar; // add the current char
                 targetPosition++; // we added a new char, so we need to increment for the next one
             }
-
         return targetArray;
     }
 }

GDP_Gesamt/src/Uebungen/Uebung5/Aufgabe3.java

@@ -0,0 +1,28 @@
+package Uebungen.Uebung5;
+
+public class Aufgabe3 {
+    public static void main(String[] args){
+        int[] myArray = {1,2,3};
+        outputArray(myArray);
+        myArray = anfuegen(myArray, 4);
+        outputArray(myArray);
+    }
+    //
+    public static int[] anfuegen(int[] inputArray, int addedInt){
+        int[] outputArray = new int[inputArray.length+1];
+        for(int i=0;i<inputArray.length;i++)
+            outputArray[i] = inputArray[i];
+        outputArray[inputArray.length]=addedInt;
+        return outputArray;
+    }
+
+    public static void outputArray(int[] inputArray){
+        System.out.print("[");
+        for(int i=0;i<inputArray.length;i++)
+            if(inputArray.length-1==i)
+                System.out.print(inputArray[i]);
+            else
+                System.out.print(inputArray[i]+" ,");
+        System.out.println("]");
+    }
+}