More Problems

• How do you rotate a circular doubly linked list left by k positions using an iterative approach?
• Implement a function to reverse every second node in a doubly linked list using an iterative approach.
• Write a function to rearrange nodes in a singly linked list such that all negative values come before positive values.
• How do you detect and remove a loop in a circular singly linked list using a two-pointer technique?
• Implement a function to flatten a multilevel circular singly linked list where each node has a next pointer and a random pointer.
• Write a function to reverse nodes between two positions m and n in a singly linked list without recursion.
• How do you merge two sorted doubly linked lists into one sorted circular singly linked list without recursion?
• Write a function to rotate a circular singly linked list left by k positions using recursion.