One principle problem of educating software engineers is that they will not use a new method until they believe it works and, more importantly, that they will not believe the method will work until they see it for themselves. Humphrey
Write a program to swap the second node from the head node to the second node from the tail node in linked list. The singly linked list allows only forward iteration and does not support backward iteration.
Print the list of items: 1->2->3->4->5->6->7->8->NULL Print the list of items after pairwise Swap: 1->7->3->4->5->6->2->8->NULL