제출 #1274124

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1274124		almaz	Art Exhibition (JOI18_art)	C++20	큐에 대기중	0 ms	0 KiB

art

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

#define int long long
// #define endl '\n'
#define ff first
#define ss second
#define pb push_back
#define all(a) a.begin(), a.end()
#define rall(a) a.rbegin(), a.rend()
#define ar array

const int MOD = 1e9 + 7,INF = 1e18, N = 2e5 + 5;
/*
*/

int ans = 0;

void solve(){
	int n;
	cin >> n;
	vector <pair<int,int>> a(n);
	int sum = 0;
	
	for(int i = 0;i < n;i++){
		cin >> a[i].ff >> a[i].ss;
		sum += a[i].ss;
	}
	sort(all(a));
	for(int i = 0;i < n;i++){
		int sum = 0;
		for(int j = i;j < n;j++){
			sum += a[j].ss;
			ans = max(ans , sum - a[j].ff + a[i].ff);
		}
	}
	cout<<ans<<endl;
}

signed main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    int ti = 1;
    while (ti--) {
		solve();
    }
}