Initial data commit

Task/Remove-duplicate-elements/Java/remove-duplicate-elements-3.java

@@ -0,0 +1,10 @@
+int[] removeDuplicates(int[] values) {
+    List<Integer> list = new ArrayList<>();
+    for (int value : values)
+        if (!list.contains(value)) list.add(value);
+    values = new int[list.size()];
+    int index = 0;
+    for (int value : list)
+        values[index++] = value;
+    return values;
+}