More Problems

• Write a function to reverse every alternate k-th node in a multilevel circular singly linked list while preserving the structure of the list.
• How do you rearrange nodes in a doubly linked list such that nodes with prime-indexed positions come before composite-indexed positions?
• Implement a function to flatten a multilevel circular doubly linked list where each node contains both forward and sibling pointers.
• Write a function to rotate a circular doubly linked list such that every third node becomes the new head while maintaining the structure of the list.
• How do you split a sorted circular singly linked list into two lists where one contains nodes with prime-numbered positions?
• Implement a function to reverse every second node in a multilevel circular doubly linked list without recursion.
• Write a function to merge two sorted circular singly linked lists into one sorted doubly linked list without using extra memory.
• How do you detect and remove all loops in a circular singly linked list where nodes contain both child and sibling pointers?