1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
| package com.demo.s83;
class ListNode { int val; ListNode next; ListNode() {} ListNode(int val) { this.val = val; } ListNode(int val, ListNode next) { this.val = val; this.next = next; } }
public class Solution { public ListNode deleteDuplicates(ListNode head) { if (head == null) { return head; }
ListNode cur = head; while (cur.next != null) { if (cur.val == cur.next.val) { cur.next = cur.next.next; } else { cur = cur.next; } }
return head; } }
|