Submission #1255307

#	Time	Username	Problem	Language	Result	Execution time	Memory
1255307		elotelo966	Art Exhibition (JOI18_art)	C++17	50 / 100	11 ms	688 KiB

art

#include <bits/stdc++.h>
using namespace std;

#define int long long
#define OYY LLONG_MAX
#define faster ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
#define fi first
#define se second
#define FOR for(int i=1;i<=n;i++)
#define mid (start+end)/2
#define pb push_back
#define lim 5005

typedef long long lo;

int n;

int dizi[lim][2];

int pre[lim];

vector<pair<int,int>> v;

int32_t main(){
	faster
	cin>>n;
	FOR{
		cin>>dizi[i][0]>>dizi[i][1];
		v.pb({dizi[i][0],dizi[i][1]});
	}
	
	sort(v.begin(),v.end());
	
	for(int i=0;i<n;i++){
		dizi[i+1][0]=v[i].fi;
		dizi[i+1][1]=v[i].se;
	}
	
	FOR{
		pre[i]=pre[i-1]+dizi[i][1];
	}
	
	int cev=-LLONG_MAX;
	
	FOR{
		for(int j=i;j<=n;j++){
			cev=max(cev,pre[j]-pre[i-1]-(dizi[j][0]-dizi[i][0]));
		}
	}
	
	cout<<cev<<'\n';
	
	return 0;
}

• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 0 / 50