青铜B 王者A B站讲解视频https://www.bilibili.com/video/BV1W5411G7cX?p=2 #include<bits/stdc++.h> using namespace std; typedef long long ll; typedef double db; typedef vector<int> vii; typedef vector<ll> vll; typedef pair<int,int> PII; #define so sizeof #define pb push_back #define fi fi...

青铜C 王者B B站讲解视频https://www.bilibili.com/video/BV1W5411G7cX?p=3 #include<bits/stdc++.h> using namespace std; typedef long long ll; typedef double db; typedef vector<int> vii; typedef vector<ll> vll; typedef pair<int,int> PII; #define so sizeof #define pb push_back #define fi fi...

青铜A 数学 B站讲解视频https://www.bilibili.com/video/BV1W5411G7cX?p=1 #include<bits/stdc++.h> using namespace std; typedef long long ll; typedef double db; typedef vector<int> vii; typedef vector<ll> vll; typedef pair<int,int> PII; #define so sizeof #define pb push_back #define fi fir...

J dp B站讲解视频 https://www.bilibili.com/video/BV1GT4y1M78d?p=5 #include<bits/stdc++.h> using namespace std; typedef long long ll; //typedef __int128 INT; typedef double db; typedef vector<int> vii; typedef vector<ll> vll; typedef pair<int,int> PII; #define so sizeof #define pb p...

I 前缀和，二分，高性能优化 B站讲解https://www.bilibili.com/video/BV1GT4y1M78d?p=4 #include<bits/stdc++.h> using namespace std; typedef long long ll; typedef double db; typedef vector<int> vii; typedef vector<ll> vll; typedef pair<int,int> PII; #define so sizeof #define pb push_back #define ...

E 模拟 B站讲解https://www.bilibili.com/video/BV1GT4y1M78d?p=3 #include<bits/stdc++.h> using namespace std; typedef long long ll; //typedef __int128 INT; typedef double db; typedef vector<int> vii; typedef vector<ll> vll; typedef pair<int,int> PII; #define so sizeof #define pb push...

C 数学 B站讲解https://www.bilibili.com/video/BV1GT4y1M78d?p=2 #include<bits/stdc++.h> using namespace std; typedef long long ll; //typedef __int128 INT; typedef double db; typedef vector<int> vii; typedef vector<ll> vll; typedef pair<int,int> PII; #define so sizeof #define pb push...

A 并查集 B站讲解https://www.bilibili.com/video/BV1GT4y1M78d?p=1 #include<bits/stdc++.h> using namespace std; typedef long long ll; //typedef __int128 INT; typedef double db; typedef vector<int> vii; typedef vector<ll> vll; typedef pair<int,int> PII; #define so sizeof #define pb pus...

钻石c 用数论分块，对每个相同值的区间求出两个端点和值，然后直接用len*v得到区间值，B站讲解视频 https://www.bilibili.com/video/BV1sZ4y1g74R?p=4 #include<bits/stdc++.h> using namespace std; typedef long long ll; typedef double db; typedef vector<int> vii; typedef vector<ll> vll; typedef pair<int,int> PII; #define so size...

钻b，铜c dp https://www.bilibili.com/video/BV1sZ4y1g74R?p=3 #include<bits/stdc++.h> using namespace std; typedef long long ll; typedef double db; typedef vector<int> vii; typedef vector<ll> vll; typedef pair<int,int> PII; #define so sizeof #define pb push_back #define fi first #...

钻a铜b 贪心 B站讲解视频https://www.bilibili.com/video/BV1sZ4y1g74R?p=2 #include<bits/stdc++.h> using namespace std; typedef long long ll; typedef double db; typedef vector<int> vii; typedef vector<ll> vll; typedef pair<int,int> PII; #define so sizeof #define pb push_back #define fi fi...

铜a 数学 B站讲解视频 https://www.bilibili.com/video/BV1sZ4y1g74R?p=1 #include<bits/stdc++.h> using namespace std; typedef long long ll; typedef double db; typedef vector<int> vii; typedef vector<ll> vll; typedef pair<int,int> PII; #define so sizeof #define pb push_back #define fi fir...