More Problems

• How do you detect the first node of a loop in a circular singly linked list using Floyd’s cycle detection?
• Implement a function to flatten a multilevel singly linked list where each node may have a child pointer.
• Write a function to reverse the first n nodes in a circular doubly linked list using recursion.
• How do you merge two sorted singly linked lists into one sorted circular doubly linked list without recursion?
• Implement a function to rotate a doubly linked list to the left by k positions using recursion.
• Write a function to rearrange nodes in a singly linked list such that all odd-positioned nodes come before even-positioned nodes.
• How do you reverse every third node in a circular singly linked list without recursion?
• Implement a function to reverse the second half of a circular singly linked list without recursion.