More Problems

• How do you merge two unsorted circular singly linked lists into one sorted linked list?
• Implement a function to flatten a circular doubly linked list where each node has a child pointer.
• Write a function to reverse every second node in a circular doubly linked list without using recursion.
• How do you remove nodes from a singly linked list where each node’s value is greater than the sum of the next two nodes?
• Implement a function to rotate a circular doubly linked list so that the last node becomes the head.
• Write a function to split a sorted singly linked list into two lists based on whether the values are divisible by a given number.
• How do you reverse the second half of a singly linked list without recursion?
• Write a function to rotate a circular doubly linked list to the left by k positions without using extra space.