More Problems

• Implement a function to insert a node in the middle of a circular doubly linked list.
• Write a function to delete every k-th node in a doubly linked list.
• How do you reverse the nodes in the second half of a circular doubly linked list?
• Implement a function to find the node at the k-th position from the end in a singly linked list.
• 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.