摘要：
1 #define IO std::ios::sync_with_stdio(0) 2 #include <bits/stdc++.h> 3 #define pb push_back 4 using namespace std; 5 typedef long long ll; 6 const int 阅读全文
摘要：
https://www.luogu.com.cn/problem/P3366 1 #define IO std::ios::sync_with_stdio(0) 2 #include <bits/stdc++.h> 3 #define pb push_back 4 using namespace s 阅读全文
摘要：
1 #define IO std::ios::sync_with_stdio(0) 2 #include <bits/stdc++.h> 3 #define pb push_back 4 using namespace std; 5 typedef long long ll; 6 const int 阅读全文
摘要：
1 #include <bits/stdc++.h> 2 using namespace std; 3 typedef int ElemType; 4 5 typedef struct ThrNode{ 6 ElemType data; 7 ThrNode* lson; 8 ThrNode* rso 阅读全文