More Problems

• How do you rearrange nodes in a doubly linked list such that all positive values come before negative values?
• Implement a function to reverse the second half of a circular singly linked list.
• Write a function to merge k sorted singly linked lists into one sorted doubly linked list.
• How do you rotate a circular doubly linked list to the right by k positions?
• Implement a function to remove every alternate node from a singly linked list without using extra space.
• Write a function to reverse every second node in a circular doubly linked list using recursion.
• How do you detect and remove a loop in a circular doubly linked list using Floyds cycle-finding algorithm?
• Implement a function to merge two sorted singly linked lists, alternating nodes from each list, without using recursion.