More Problems

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