Reverse Linked List
Easy
Topics
Given the head of a singly linked list, reverse the list and return the new head. Lists are shown as arrays of node values.
Example 1
Input: head = [1,2,3,4,5] Output: [5,4,3,2,1]
Example 2
Input: head = [] Output: []
Constraints
- 0 <= number of nodes <= 5000
- -5000 <= Node.val <= 5000
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