⊛ first we start a loop and find the current element at i = 1 and then by comparing elements we insert an element at particular position. ⊛ And then we recursive call for (N - 1) & (i + 1), and if n ...
* swap_nodes - Swap two nodes in a listint_t doubly-linked list. * @h: A pointer to the head of the doubly-linked list. * @n1: A pointer to the first node to swap. * @n2: The second node to swap.