摘要:
并查集+链表 https://blog.csdn.net/Wen_Yongqi/article/details/107443575 1 #include<bits/stdc++.h> 2 using namespace std; 3 const int maxn=8e5+10; 4 struct n 阅读全文
摘要:
题解链接:https://blog.csdn.net/m0_43448982/article/details/107431309 1 #include<bits/stdc++.h> 2 using namespace std; 3 typedef long long ll; 4 const int 阅读全文