LeetCode 237. 删除链表中的节点

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