Submission #649987

#	Time	Username	Problem	Language	Result	Execution time	Memory
649987		Markomafko972	Art Exhibition (JOI18_art)	C++14	100 / 100	205 ms	20888 KiB

art

#include <bits/stdc++.h>
#define X first
#define Y second
#define pb push_back
#define pii pair<int, int>
typedef long long ll;
using namespace std;

const int MOD = 1e9 + 7;
const ll INF = 1e18;
const int OFF = (1 << 20);

int n;
long long a, b, maxi, sol;
pair<long long, long long> p[500005];

int main () {

	ios_base::sync_with_stdio(false);
	cin.tie(0);
	cin >> n;
	for (int i = 0; i < n; i++) {
		cin >> p[i].X >> p[i].Y;
	}
	sort(p, p + n);
	
	for (int i = 0; i < n; i++) {
		a = p[i].X;
		b = p[i].Y;
		maxi = max(maxi+b, a+b);
		sol = max(sol, maxi-a);
	}
	cout << sol;

	return 0;
}

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