ListNode* reverseList(ListNode* head) {
ListNode* cur = NULL, *pre = head;
while (pre != NULL) {
ListNode* temp = pre->next;
pre->next = cur;
_________;
pre = temp;
}
return cur;
}
请你选择一个合适的选项填到以上代码，完成这个函数的功能
cur = pre;
cur = pre->next;
pre= cur;
pre= cur->next;