diff --git a/src/ListNode.java b/src/ListNode.java
index dd6028c..a35f01a 100644
--- a/src/ListNode.java
+++ b/src/ListNode.java
@@ -1,3 +1,8 @@
 public class ListNode {
-    
+    public int data;
+    public ListNode next; 
+
+    public ListNode (int data){
+    this.data = data;
+    }
 }
\ No newline at end of file
diff --git a/src/Practice.java b/src/Practice.java
index 34a2f8d..938847e 100644
--- a/src/Practice.java
+++ b/src/Practice.java
@@ -1,5 +1,26 @@
+
+
 public class Practice {
     public static void main(String[] args) {
+        ListNode head = new ListNode(14);
+        ListNode mySeven = new ListNode(7);
+        mySeven.next =new ListNode(28);
+
+        head.next = mySeven;
+        head.next.next.next = new ListNode(32);
+        head.next.next.next.next = new ListNode(23);
         
+        ListNode current = head;
+        int total = 0;
+        while (current != null){
+            //System.out.println(current.data);
+            total += current.data;
+            current=current.next;
+        }
+        System.out.println(total);
+        }
+
+
+        //System.out.println(head);
     }
-}
+