203. Remove Linked List Elements
阿新 • • 發佈:2017-10-22
ret nod 題目 rem == spa mov this 列表
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.
題目含義:刪除列表中指定的值
1public ListNode removeElements(ListNode head, int val) { 2 if (head == null) return head; 3 ListNode pointer = head; 4 while (pointer.next != null) { 5 if (pointer.next.val == val) pointer.next = pointer.next.next; 6 else pointer = pointer.next; 7} 8 return head.val == val ? head.next : head; 9 }
203. Remove Linked List Elements