Remove Linked List Elements
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Easy•linked-list•Expected: O(n) time, O(1) space
linked-list
Problem
Given the head of a linked list and an integer val, remove all nodes with that value.
Example 1:
Input: head = [1, 2, 6, 3, 4, 5, 6], val = 6
Output: [1, 2, 3, 4, 5]
Example 2:
Input: head = [7, 7, 7, 7], val = 7
Output: []
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