摘要: 题面:https://www.luogu.org/problemnew/show/P2647 题解:https://www.zybuluo.com/wsndy-xx/note/1142685 阅读全文
posted @ 2018-05-10 19:17 xayata 阅读(113) 评论(0) 推荐(0) 编辑
摘要: 题面:https://www.luogu.org/problemnew/show/P2503 题解:https://www.zybuluo.com/wsndy-xx/note/1141736 阅读全文
posted @ 2018-05-10 10:37 xayata 阅读(95) 评论(0) 推荐(0) 编辑