2130. Maximum Twin Sum of a Linked List # LeetCode Daily Challenge
bruce2130. Maximum Twin Sum of a Linked List DescriptionIn a linked list of size n, where n is even, the ith node (0-indexed) of the linked list is known as…
24. Swap Nodes in Pairs # LeetCode Daily Challenge
24. Swap Nodes in Pairs DescriptionGiven a linked list, swap every two adjacent nodes and return its head. You must solve the problem without modifying the values in the list's nodes (i.e.,…
1721. Swapping Nodes in a Linked List # LeetCode Daily Challenge
1721. Swapping Nodes in a Linked List DescriptionYou are given the head of a linked list, and an integer k.Return the head of the linked list after swapping the values…