摘要: 洛谷P3478 STA-Station 题目连接:https://www.luogu.com.cn/problem/P3478 CF219D Choosing Capital for Treeland 题目连接:https://codeforces.com/contest/219/problem/D 阅读全文
posted @ 2020-10-21 22:03 lonely_wind 阅读(139) 评论(0) 推荐(0) 编辑
摘要: 题目连接:https://www.luogu.com.cn/problem/P1040 CSDN食用连接:https://blog.csdn.net/qq_43906000/article/details/109208486 题目描述 设一个 n 个节点的二叉树 $\text\(的中序遍历为\)(1 阅读全文
posted @ 2020-10-21 20:13 lonely_wind 阅读(103) 评论(0) 推荐(0) 编辑