More Problems

• How do you rotate a doubly linked list right by k positions using an iterative approach?
• Implement a function to delete every k-th node in a circular singly linked list without losing its structure.
• Write a function to rearrange nodes in a doubly linked list such that nodes with odd values appear before even values.
• How do you merge two sorted circular singly linked lists where each node has a random pointer to another node?
• Implement a function to flatten a multilevel circular singly linked list where each node has a child pointer.
• Write a function to reverse the first k nodes in a circular singly linked list without recursion.
• How do you remove nodes from a singly linked list where each node’s value is divisible by 5?
• Implement a function to delete the node at the middle of a circular doubly linked list in a single pass.