More Problems

• Write a function to reverse every second node in a circular singly linked list.
• How do you check if a singly linked list has an odd number of nodes?
• Implement a function to count the number of even-positioned nodes in a doubly linked list.
• Write a function to remove the node at the third position in a circular singly linked list.
• How do you delete the node before a given node in a doubly linked list?
• Implement a function to find the sum of all odd-positioned nodes in a circular singly linked list.
• Write a function to reverse every k nodes in a circular doubly linked list.
• How do you insert a node before the tail in a circular singly linked list?