Submission #666846

#	Time	Username	Problem	Language	Result	Execution time	Memory
666846		Koful123	Art Exhibition (JOI18_art)	C++17	100 / 100	188 ms	20688 KiB

art

#include <bits/stdc++.h>
using namespace std;
#define int long long
#define endl "\n"
#define pb push_back
#define ff first
#define ss second
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()

void solve(){

	int n; cin >> n;

	vector<pair<int,int>> v(n);
	for(auto &[x,y] : v){
		cin >> x >> y;
	}

	int maxi = 0,sum = 0,ans = 0; sort(all(v));
	for(int i = 0; i < n; i++){
		maxi = max(maxi,v[i].ff - sum);
		sum = sum + v[i].ss;
		ans = max(ans,maxi + sum - v[i].ff);
	}

	cout << ans << endl;
}
 
signed main(){	
 		
	ios::sync_with_stdio(0);
	cin.tie(0);
 
	int t = 1;
//	cin >> t;
 
	while(t--)
		solve();
 
	return 0;
}	

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