More Problems

• How do you detect the first common node in two linked lists where each list contains multiple backward pointers?
• Implement a function to reverse the first n nodes in a doubly linked list while preserving the structure of the remaining nodes.
• Write a function to rearrange nodes in a circular singly linked list such that nodes with even-indexed positions come before odd-indexed positions.
• How do you split a circular doubly linked list into two lists where one list contains nodes divisible by 3 and the other contains nodes divisible by 5?
• Implement a function to reverse every alternate node in a circular singly linked list without recursion while keeping the structure intact.
• Write a function to merge two sorted circular singly linked lists where one list contains both forward and backward pointers.
• How do you detect and remove all loops in a multilevel circular doubly linked list where nodes contain random pointers?
• Implement a function to rotate a circular singly linked list by k positions while maintaining the relative order of the last n nodes.