More Problems

• How do you merge two unsorted doubly linked lists into one sorted circular singly linked list using quicksort?
• Implement a function to reverse every second node in a multilevel circular singly linked list without recursion.
• Write a function to flatten a doubly linked list where each node may have multiple child pointers and random pointers.
• How do you rearrange nodes in a circular singly linked list such that nodes with prime-numbered values come before composite-numbered values?
• Implement a function to split a sorted doubly linked list into two lists where one contains even-numbered nodes and the other contains odd-numbered nodes.
• Write a function to reverse every alternate node in a circular doubly linked list without breaking the list structure.
• How do you detect and remove loops in a multilevel circular singly linked list where nodes may have both sibling and child pointers?
• Implement a function to rotate a circular doubly linked list such that nodes with odd values come before nodes with even values.