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af138b3 · Apr 3, 2020

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0083.remove-duplicates-from-sorted-list

Given a sorted linked list, delete all duplicates such that each element appear only once.

Example 1:

Input: 1->1->2
Output: 1->2

Example 2:

Input: 1->1->2->3->3
Output: 1->2->3

解题思路## 可能的變化