More Problems

• Write a function to rotate a doubly linked list right by k positions using an iterative approach.
• How do you detect and remove a cycle in a circular doubly linked list using Floyd’s cycle detection algorithm?
• Write a function to merge two sorted singly linked lists into a circular doubly linked list without using extra space.
• How do you reverse every third node in a singly linked list using an iterative approach?
• Implement a function to delete every k-th node from a circular singly linked list without breaking the structure.
• Write a function to split a doubly linked list into two separate lists based on a given pivot value.
• How do you rotate a singly linked list left by k positions using an iterative approach?
• Implement a function to rearrange nodes in a circular singly linked list such that all positive values appear before negative values.