class LinkedList public Node headNode public LinkedList headNode null

class LinkedList
    {
        public Node headNode;

        public LinkedList()
        {
            headNode = null;
        }

        public void AddToEnd(int data)
        {
            if (headNode == null)
                headNode = new Node(data);
            else
                headNode.AddToEnd(data);
        }

        public void SortList()
        {
            Node node1, node2;

            for (node1 = headNode; node1 != null; node1 = node1.next)
                for (node2 = headNode; node2 != null; node2 = node2.next)
                    if(node1.data <= node2.data)
                    {       
                        int temp = node1.data;
                        node1.data = node2.data;
                        node2.data = temp;
                    }
        }

        public void Print()
        {
            if (headNode != null)
                headNode.Print();
        }
    }