摘要: #【模板】笛卡尔树 \(\text{Code}\) #include <cstdio> #include <iostream> #define re register #define LL long long using namespace std; const int N = 1e7 + 5; i 阅读全文
posted @ 2021-09-10 13:13 leiyuanze 阅读(62) 评论(0) 推荐(2)