Convert Binary Tree into Doubly Linked List Such That Each Node of Doubly Linked List Contains The Vertical Sum of Binary Tree . We Can't Modify The Orginal Linked List

P.S. Its Extension of Vertical Sum & BT to DLL Problem . Will Take Some Time to Think About The Solution .
Please Search Previous Threads for above two problems .Although I Will Try to Pust Exact Working Code ASAP i will finish it .