int main()
 {
  SLL list; // list is an object of class SLL
  list.appendNode (22.2);        
  list.appendNode (38.9);
  list.appendNode (45.4);
  cout<<"Display of value stored in each node"<<endl;
  list.displayList();
  list.appendNode(50.5);
  list.appendNode(68.6);
  cout<<"\nDisplay of value stored in each node after appending two more nodes"<<endl<<endl;
  
  list.displayList();
  list.insertNode(10.1);
  list.insertNode(49.9);
  cout<<"\nDisplay the list after inserting node at correct position"<<endl;
  list.displayList();
  list.deleteNode(38.9);
  list.deleteNode(68.6);
  list.deleteNode(10.1);
  cout<<"\nDisplay the list after deleting the node"<<endl;
  list.displayList();
  cin.get();
  return 0;
 }