Remove all elements from a linked list of integers that have value val.
Example
Given: 1 --> 2 --> 6 --> 3 --> 4 --> 5 --> 6, val = 6
Return: 1 --> 2 --> 3 --> 4 --> 5
Credits:
Special thanks to @mithmatt for adding this problem and creating all test cases.
public class Solution { public ListNode removeElements(ListNode head, int val) { if(head == null) return head; ListNode fake = new ListNode(999); fake.next = head; ListNode run = fake; while(run.next != null){ if(run.next.val == val){ run.next = run.next.next; } else{ run = run.next; } } return fake.next; } }