More Problems

• Implement a function to flatten a circular singly linked list where each node may have a next and child pointer.
• Write a function to reverse nodes between two given positions m and n in a circular doubly linked list without recursion.
• How do you rearrange nodes in a circular singly linked list such that all negative values appear before non-negative values?
• Implement a function to rotate a circular singly linked list right by k positions without recursion.
• Write a function to detect and remove a loop in a circular singly linked list using a stack.
• How do you merge two sorted circular doubly linked lists into one sorted singly linked list without extra memory?
• Implement a function to reverse every alternate node in a circular singly linked list without recursion.
• Write a function to rotate a doubly linked list left by k positions using an iterative approach.