Submission #651458

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
651458	2022-10-18 20:32:15	NaimSS	Radio Towers (IOI22_towers)	C++17	100 / 100	2055 ms	74840 KiB

towers

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#include "towers.h"
#include <bits/stdc++.h>
#define pb push_back
using namespace std;
#define rep(i,a,b) for(int i=(a);i<(b);++i)
typedef pair<int,int> pii;
typedef pair<int,pii> piii;
#define ff first
#define ss second
const int DEBUG=0;
const int N = 100100;
const int inf = 2e9;
int h[N];
// arvore para achar os indices l' e r':
struct value{
  int mn,mx,best,best2;
  value(){
    mn = inf,mx=-inf,best=best2=-inf;
  }
  value operator+(const value &o)const{
    value res;
    res.mn = min(mn,o.mn);
    res.mx = max(mx,o.mx);
    res.best = max({best,o.best,o.mx - mn});
    res.best2 = max({best2,o.best2,mx - o.mn});
    return res;
  }
};
 
 
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