#83
Remove Duplicates from Sorted List
easy · verified · 56.3% accepted · 9,817 likes · top 50%
Description
Given the head of a sorted linked list, delete all duplicates such that each element appears only once. Return the linked list sorted as well.
Example 1:
Input: head = [1,1,2]
Output: [1,2]
Example 2:
Input: head = [1,1,2,3,3]
Output: [1,2,3]
Solution