More Problems

• Write a function to reverse nodes in groups of k in a circular doubly linked list using recursion.
• How do you merge two sorted circular singly linked lists into one sorted doubly linked list without using extra memory?
• Implement a function to reverse the first half of a singly linked list without recursion.
• Write a function to split a doubly linked list into two separate lists based on a pivot value.
• How do you reverse every alternate node in a circular singly linked list using an iterative approach?
• Implement a function to flatten a circular singly linked list where each node has a child pointer and a next pointer.
• Write a function to rearrange nodes in a singly linked list such that all nodes with negative values come before positive values.
• How do you detect and remove a loop in a circular singly linked list using Floyd’s cycle-finding algorithm?