链表给定节点删除

Write a function to delete a node (except the tail) in a singly linked list, given only access to that node.

void deleteNode(struct ListNode* node) {
    if(node == NULL) return;
    node->val = node->next->val;
    node->next = node->next->next;
}

大概思想将下一个节点辅助节点