Description
Difficulty: 简单
Related Topics: Linked List
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]Constraints:
- The number of nodes in the list is in the range
[0, 300]. -100 <= Node.val <= 100- The list is guaranteed to be sorted in ascending order.
Solution
Language: Go
IOI
