제출 #41206

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
41206		MatheusLealV	Art Exhibition (JOI18_art)	C++14	100 / 100	242 ms	231064 KiB

art

#include <bits/stdc++.h>
#define inf 2000000000000000000LL
#define N 500005
#define f first
#define s second
using namespace std;
typedef long long ll;
typedef pair<ll, ll> pii;

ll n, resp, sum[N], a, b;

pii v[N];

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

	cin>>n;

	for(int i = 1; i <= n; i++) cin>>v[i].f>>v[i].s;

	sort(v + 1, v + n + 1);

	for(int i = 1; i <= n; i++) sum[i] = sum[i - 1] + v[i].s;

	ll melhor = -inf;

	for(int i = 1; i <= n; i++)
	{
		melhor = max(melhor, -sum[i - 1] + v[i].f);

		resp = max(resp, sum[i] - v[i].f + melhor);
	}

	cout<<resp<<"\n";
}

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