diff --git a/list/src/main/java/de/vivi/list/Main.java b/list/src/main/java/de/vivi/list/Main.java
index 01e2ff7..7995749 100644
--- a/list/src/main/java/de/vivi/list/Main.java
+++ b/list/src/main/java/de/vivi/list/Main.java
@@ -23,36 +23,48 @@ public class Main {
         list.add((byte) -86);
         list.add((byte) 3);
 
+        // list: [10, 5, -86, 3]
+
         // add the element at the specified index
         list.add(3, (byte) 99);
         list.add(2, (byte) -40);
 
+        // list: [10, 5, -40, -86, 99, 3]
+
         // remove the element at the specified index
         list.remove(2);
         list.remove(3);
 
+        // list: [10, 5, -86, 3]
+
         // set the element at the specified index
         list.set(1, (byte) 43);
         list.set(0, (byte) 8);
 
+        // list: [8, 43, -86, 3]
+
         // get the element at the specified index
-        list.get(2);
-        list.get(1);
+        list.get(2); // returns: -86
+        list.get(1); // returns: 43
 
         // get the size
-        list.size();
+        list.size(); // returns: 4
 
         // does the list contain the specified element?
-        list.contains(43);
+        list.contains(43); // returns: true
+        list.contains(4); // returns: false
+
+        // return a string of the form: [1, 84, 53]
+        list.toString(); // returns: "[8, 43, -86, 3]"
+
+        // return a copy of the list
+        list.copy(); // returns: [8, 43, -86, 3]
+
 
         // remove all elements inside the list
         list.clear();
 
-        // return a copy of the list
-        list.copy();
-
-        // return a string of the form: [1, 84, 53]
-        list.toString();
+        // list: []
 
         // allow to use for each loop on list
         for (byte value : list) {