POI - Lightning Conductor

Andi's Code

Oops TL seems sorta tight to pass $\mathcal{O}(N\log N)$ ...

1#include <bits/stdc++.h>
2using namespace std;
3 
4using ll = long long;
5using ld = long double;
6using db = double; 
7using str = string; // yay python!
8
9using pi = pair<int,int>;
10using pl = pair<ll,ll>;