More Problems

• Write a function to delete every second node in a doubly linked list.
• How do you check if a circular singly linked list contains any repeating elements?
• Implement a function to merge two unsorted circular doubly linked lists into one sorted list.
• Write a function to reverse the first k nodes of a doubly linked list.
• How do you insert a node at the tail of a circular singly linked list?
• Implement a function to remove the node with the smallest value from a circular doubly linked list.
• Write a function to reverse the last k nodes of a singly linked list.
• How do you check if two linked lists have the same structure and values?