제출 #1233577

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1233577		nguyenphong233	Art Exhibition (JOI18_art)	C++20	100 / 100	106 ms	8276 KiB

art

// 23 - 12 - 2023

#include<bits/stdc++.h>

using namespace std;

#define read() ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0)
#define day() time_t now = time(0);char* x = ctime(&now);cerr<<"Right Now Is : "<<x<<"\n"

#define int long long
#define ii pair<int,int>
#define X first
#define Y second 

const long long MAX = (int)5e5 + 5;
const long long INF = (int)1e9;
const long long MOD = (int)1e9 + 7;

int n;
ii a[MAX],b[MAX];

void solve(){
	cin >> n;
	for(int i = 1;i <= n;i++){
		cin >> a[i].X >> a[i].Y;
	}
	sort(a + 1,a + 1 + n);
	int mx = 0;
	int sum = 0;
	int res = 0;
	for(int i = 1;i <= n;i++){
		sum += a[i].Y; 
		mx = min(mx,sum - a[i].Y - a[i].X);
		res = max(res,sum - a[i].X - mx);
	}
	cout << res << '\n';
}
signed main(){
	
	read();
	int t;
	t = 1;
	
	while(t--){
		solve();
	}
	
}

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