More Problems

• How do you rearrange a singly linked list such that all negative numbers appear before positive numbers?
• Implement a function to remove nodes from a doubly linked list whose values are prime numbers.
• Write a function to merge two sorted linked lists where each node contains a random pointer to another node in the list.
• How do you reverse nodes in a doubly linked list between two specified positions without using recursion?
• Implement a function to check if a circular doubly linked list contains any repeated values.
• Write a function to rearrange a singly linked list such that nodes with even values appear before nodes with odd values.
• How do you remove duplicate nodes from an unsorted doubly linked list without using extra space?
• Implement a function to find the middle node of a circular singly linked list using the two-pointer technique.