Reverse Linked List · Coding Interview Practice

Reverse Linked ListGiven the head of a singly linked list, reverse the list and return the new head.Constraints

The number of nodes is in the range [0, 5000]

-5000 <= Node.val <= 5000

Examples

Input: head = [1,2,3,4,5] Output: [5,4,3,2,1]

Input: head = [1,2] Output: [2,1]

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