Submission #410174

#	Time	Username	Problem	Language	Result	Execution time	Memory
410174		Gurban	Art Exhibition (JOI18_art)	C++17	100 / 100	216 ms	24772 KiB

art

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

using ll = long long;

const int maxn=5e5+5;
int n;
ll mn = -1e18,par[maxn],ans;
pair<ll,ll>p[maxn];

int main(){
	ios::sync_with_stdio(false);
	cin.tie(0);

	cin >> n;
	for(int i = 1;i <= n;i++) cin >> p[i].first >> p[i].second;
	sort(p + 1,p + n + 1);
	
	for(int i = 1;i <= n;i++){
		par[i] = par[i - 1] + p[i].second;
		mn = max(mn,p[i].first - par[i-1]);
		ans = max(ans,par[i] - p[i].first + mn);	
	}
	cout<<ans;
}

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