More Problems

• Write a function to rotate a singly linked list so that the last node becomes the head.
• How do you flatten a multilevel circular singly linked list where each node may have multiple children?
• Implement a function to delete every second node in a circular doubly linked list using an iterative approach.
• Write a function to reverse nodes between two given positions m and n in a circular singly linked list without recursion.
• How do you merge two unsorted circular singly linked lists into one sorted circular doubly linked list?
• Implement a function to detect the intersection point of two sorted singly linked lists.
• Write a function to rotate a doubly linked list to the left by k positions without using extra memory.
• How do you rearrange nodes in a singly linked list such that all negative values come before non-negative values?