Submission #360876

#	Time	Username	Problem	Language	Result	Execution time	Memory
360876		jesus_coconut	Art Exhibition (JOI18_art)	C++17	100 / 100	269 ms	20972 KiB

art

#include <bits/stdc++.h>

using namespace std;

using ll = long long;

int main() {
	ios_base::sync_with_stdio(false);
	cin.tie(nullptr);

	int n;
	cin >> n;
	vector<pair<ll, ll>> v(n);
	for (auto &[a, b] : v) cin >> a >> b;

	sort(begin(v), end(v));
	ll dp = v[0].second;
	ll ans = v[0].second;
	for (int i = 1; i < n; ++i) {
		dp = max(dp + v[i].second - (v[i].first - v[i - 1].first), v[i].second);
		ans = max(ans, dp);
	}
	cout << ans << '\n';

	return 0;
}

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