Delete Node in a Linked List

好吧，这怎么也是237号

/** * Definition for singly-linked list. * public class ListNode { *     int val; *     ListNode next; *     ListNode(int x) { val = x; } * } */public class Solution {    public void deleteNode(ListNode node) {        ListNode next = node.next;        node.val = next.val;        node.next = next.next;    }}