new changes

src/main/java/rocks/zipcode/quiz5/arrays/ArrayUtils.java

@@ -25,9 +25,13 @@ public class ArrayUtils {
 
     public static String[] removeMiddleElement(String[] values) {
 
+        int x = (values.length - 1) / 2;
+        String[] copy = new String[x * 2];
 
-        return null;
+        System.arraycopy(values, 0, copy, 0, x);
+        System.arraycopy(values, values.length - x, copy, x, x);
 
+        return copy;
     }
 
     public static String getLastElement(String[] values) {

src/main/java/rocks/zipcode/quiz5/fundamentals/StringUtils.java

@@ -84,7 +84,7 @@ public class StringUtils {
             }
         }
 
-        return String.valueOf(chars);
+        return str;
     }
 
     public static String invertCasing(String str) {