摘要: class Solution { public: ListNode* reverseList(ListNode* head) { ListNode *p; for(p=NULL; head; swap(head,p)) swap(p,head->next); return p; } }; 阅读全文
posted @ 2022-01-17 14:14 晓风霜度- 阅读(35) 评论(0) 推荐(0)