Submission #708045

#	Time	Username	Problem	Language	Result	Execution time	Memory
708045		TAhmed33	Art Exhibition (JOI18_art)	C++98	100 / 100	548 ms	25020 KiB

art

    #include <bits/stdc++.h>
    using namespace std;
    #define int long long
    signed main () {
    	int n;
    	cin >> n;
    	vector <pair <int, int>> arr(n + 1);
    	for (int i = 1; i <= n; i++) cin >> arr[i].first >> arr[i].second;
    	sort(arr.begin() + 1, arr.end());
    	for (int i = 2; i <= n; i++) {
    		arr[i].second += arr[i - 1].second;
    	}
    	priority_queue <int, vector <int>, greater <int>> pq;
    	int ans = arr[1].second;
    	pq.push(-1 * arr[1].first);
    	for (int i = 2; i <= n; i++) {
    		ans = max(ans, arr[i].second - arr[i].first - pq.top());
            ans = max(ans, arr[i].second - arr[i - 1].second);
    		pq.push(arr[i - 1].second - arr[i].first);
    	}
    	cout << ans << endl;
    }

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