摘要: 洛谷p3384 code #include<iostream> #include<algorithm> #include<vector> using namespace std; typedef long long LL; #define lc p<<1 #define rc p<<1|1 cons 阅读全文
posted @ 2025-08-19 21:52 xdhking 阅读(6) 评论(0) 推荐(0)