More Problems

• Write a function to rotate a singly linked list so that the last node becomes the head.
• How do you split a circular doubly linked list into two equal parts?
• Implement a function to reverse every alternate node in a singly linked list without recursion.
• Write a function to rearrange nodes in a singly linked list such that all negative numbers appear before positive numbers.
• How do you merge two unsorted singly linked lists into one sorted circular doubly linked list without extra space?
• Implement a function to reverse the second half of a circular singly linked list using an iterative approach.
• Write a function to detect if two singly linked lists are identical in structure and values.
• How do you rotate a circular singly linked list right by k positions without recursion?