leetcode

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83. Remove Duplicates from Sorted List

题目

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

题目大意

删除链表中重复的结点，以保障每个结点只出现一次。

解题思路

按照题意做即可。

Documentation

Index

• type ListNode

Types

type ListNode

type ListNode = structures.ListNode

ListNode define