More Problems

• Write a function to clone a linked list with next and random pointers.
• How do you find the last node of a linked list?
• Implement a function to delete the nth node from the end of a linked list.
• How do you check if a circular linked list is empty?
• Write a function to insert a node after a given node in a singly linked list.
• How do you find the sum of all elements in a linked list?
• Write a function to merge two unsorted linked lists.
• Implement a function to find the maximum value in a linked list.