More Problems

• Implement a function to check if two circular doubly linked lists are mirror images of each other.
• Write a function to rotate a doubly linked list by k positions to the right.
• How do you reverse every alternate group of k nodes in a circular singly linked list using an iterative approach?
• Implement a function to remove the kth node from the start of a circular doubly linked list.
• Write a function to merge two sorted singly linked lists into a circular singly linked list.
• How do you delete all duplicate nodes from a doubly linked list without using extra space?
• Implement a function to split a sorted doubly linked list into two sorted singly linked lists.
• Write a function to rearrange nodes in a singly linked list such that all positive numbers appear before negative numbers.