Delete Node in a Linked List
Total Accepted: 48121 Total Submissions: 109297 Difficulty: EasyWrite a function to delete a node (except the tail) in a singly linked list, given only access to that node.
Supposed the linked list is 1 -> 2 -> 3 -> 4 and you are given the third node with value 3, the linked list should become 1 -> 2 -> 4 after calling your function.
Subscribe to see which companies asked this question
不容易自己写对一道题，没有查找答案~
1 /** 2 * Definition for singly-linked list. 3 * struct ListNode { 4 * int val; 5 * struct ListNode *next; 6 * }; 7 */ 8 void deleteNode(struct ListNode* node) { 9 struct ListNode* p = node->next; 10 node->val = p->val; 11 if (p->next == NULL) 12 node->next = NULL; 13 else 14 node->next = p->next; 15 free(p); 16 }