More Problems

• Implement a function to delete every nth node in a linked list.
• Write a function to find the node where two linked lists merge.
• How do you insert a node at the middle of a linked list?
• Write a function to reverse the order of nodes in groups of k in a singly linked list.
• Implement a function to find the common elements in two linked lists.
• How do you create a circular linked list from a doubly linked list?
• Write a function to rearrange a linked list such that all even-indexed nodes come before odd-indexed nodes.
• Implement a function to check if a linked list has a cycle using a slow and fast pointer approach.