More Problems

• Write a function to rearrange nodes in a doubly linked list such that nodes with negative values appear before positive values.
• How do you reverse every second node in a circular singly linked list using recursion?
• Implement a function to merge two sorted singly linked lists, alternating nodes from each list.
• Write a function to reverse the first n nodes in a circular singly linked list without recursion.
• How do you split a singly linked list into two separate linked lists based on whether the node values are divisible by a given number?
• Implement a function to detect the first node of a cycle in a circular singly linked list.
• Write a function to rotate a circular doubly linked list right by k positions using an iterative approach.
• How do you reverse nodes between two positions m and n in a circular doubly linked list using recursion?