Submission #388743

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
388743	2021-04-12T19:28:09 Z	aryan12	Art Exhibition (JOI18_art)	C++17	100 / 100	259 ms	24776 KB

#include <bits/stdc++.h>
using namespace std;
#define int long long

bool cmp(pair<int, int> a, pair<int, int> b) {
	if(a.first == b.first)
		return a.second < b.second;
	return a.first < b.first;
}

void Solve() {
	int n;
	cin >> n;
	vector<pair<int, int> > a(n + 1); //size, value;
	for(int i = 1; i <= n; i++) {
		cin >> a[i].first >> a[i].second;
	}
	sort(a.begin(), a.end(), cmp);
	int values[n + 1]; //values with respect to position 1
	values[1] = a[1].second;
	for(int i = 2; i <= n; i++) {
		values[i] = values[i - 1] + a[i].second - (a[i].first - a[i - 1].first);
	}
	for(int i = n - 1; i > 0; i--) {
		values[i] = max(values[i], values[i + 1]);
	}
	int diff = 0, ans = 0;
	for(int i = 1; i < n; i++) {
		ans = max(ans, values[i] - diff);
		diff += a[i].second;
		diff -= (a[i + 1].first - a[i].first);
	}
	cout << ans << "\n";
}

int32_t main() {
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	Solve();
	return 0;
}

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	204 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	1 ms	312 KB	Output is correct
4	Correct	0 ms	204 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	0 ms	316 KB	Output is correct
8	Correct	0 ms	204 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	1 ms	312 KB	Output is correct
11	Correct	1 ms	296 KB	Output is correct

Subtask #2
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	204 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	1 ms	312 KB	Output is correct
4	Correct	0 ms	204 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	0 ms	316 KB	Output is correct
8	Correct	0 ms	204 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	1 ms	312 KB	Output is correct
11	Correct	1 ms	296 KB	Output is correct
12	Correct	1 ms	204 KB	Output is correct
13	Correct	1 ms	332 KB	Output is correct
14	Correct	1 ms	320 KB	Output is correct
15	Correct	1 ms	332 KB	Output is correct
16	Correct	1 ms	324 KB	Output is correct
17	Correct	1 ms	320 KB	Output is correct
18	Correct	1 ms	204 KB	Output is correct
19	Correct	1 ms	332 KB	Output is correct
20	Correct	1 ms	324 KB	Output is correct
21	Correct	1 ms	332 KB	Output is correct
22	Correct	1 ms	204 KB	Output is correct
23	Correct	1 ms	320 KB	Output is correct
24	Correct	1 ms	332 KB	Output is correct
25	Correct	1 ms	332 KB	Output is correct
26	Correct	1 ms	332 KB	Output is correct

Subtask #3
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	204 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	1 ms	312 KB	Output is correct
4	Correct	0 ms	204 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	0 ms	316 KB	Output is correct
8	Correct	0 ms	204 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	1 ms	312 KB	Output is correct
11	Correct	1 ms	296 KB	Output is correct
12	Correct	1 ms	204 KB	Output is correct
13	Correct	1 ms	332 KB	Output is correct
14	Correct	1 ms	320 KB	Output is correct
15	Correct	1 ms	332 KB	Output is correct
16	Correct	1 ms	324 KB	Output is correct
17	Correct	1 ms	320 KB	Output is correct
18	Correct	1 ms	204 KB	Output is correct
19	Correct	1 ms	332 KB	Output is correct
20	Correct	1 ms	324 KB	Output is correct
21	Correct	1 ms	332 KB	Output is correct
22	Correct	1 ms	204 KB	Output is correct
23	Correct	1 ms	320 KB	Output is correct
24	Correct	1 ms	332 KB	Output is correct
25	Correct	1 ms	332 KB	Output is correct
26	Correct	1 ms	332 KB	Output is correct
27	Correct	3 ms	460 KB	Output is correct
28	Correct	3 ms	508 KB	Output is correct
29	Correct	3 ms	512 KB	Output is correct
30	Correct	2 ms	460 KB	Output is correct
31	Correct	2 ms	460 KB	Output is correct
32	Correct	2 ms	460 KB	Output is correct
33	Correct	2 ms	460 KB	Output is correct
34	Correct	2 ms	460 KB	Output is correct
35	Correct	2 ms	460 KB	Output is correct
36	Correct	2 ms	460 KB	Output is correct
37	Correct	2 ms	460 KB	Output is correct
38	Correct	3 ms	460 KB	Output is correct
39	Correct	3 ms	460 KB	Output is correct
40	Correct	3 ms	460 KB	Output is correct
41	Correct	3 ms	460 KB	Output is correct
42	Correct	2 ms	460 KB	Output is correct
43	Correct	3 ms	460 KB	Output is correct
44	Correct	2 ms	460 KB	Output is correct
45	Correct	4 ms	460 KB	Output is correct
46	Correct	3 ms	512 KB	Output is correct
47	Correct	3 ms	460 KB	Output is correct
48	Correct	3 ms	464 KB	Output is correct
49	Correct	3 ms	508 KB	Output is correct
50	Correct	3 ms	460 KB	Output is correct
51	Correct	3 ms	456 KB	Output is correct

Subtask #4
50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	204 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	1 ms	312 KB	Output is correct
4	Correct	0 ms	204 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	0 ms	316 KB	Output is correct
8	Correct	0 ms	204 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	1 ms	312 KB	Output is correct
11	Correct	1 ms	296 KB	Output is correct
12	Correct	1 ms	204 KB	Output is correct
13	Correct	1 ms	332 KB	Output is correct
14	Correct	1 ms	320 KB	Output is correct
15	Correct	1 ms	332 KB	Output is correct
16	Correct	1 ms	324 KB	Output is correct
17	Correct	1 ms	320 KB	Output is correct
18	Correct	1 ms	204 KB	Output is correct
19	Correct	1 ms	332 KB	Output is correct
20	Correct	1 ms	324 KB	Output is correct
21	Correct	1 ms	332 KB	Output is correct
22	Correct	1 ms	204 KB	Output is correct
23	Correct	1 ms	320 KB	Output is correct
24	Correct	1 ms	332 KB	Output is correct
25	Correct	1 ms	332 KB	Output is correct
26	Correct	1 ms	332 KB	Output is correct
27	Correct	3 ms	460 KB	Output is correct
28	Correct	3 ms	508 KB	Output is correct
29	Correct	3 ms	512 KB	Output is correct
30	Correct	2 ms	460 KB	Output is correct
31	Correct	2 ms	460 KB	Output is correct
32	Correct	2 ms	460 KB	Output is correct
33	Correct	2 ms	460 KB	Output is correct
34	Correct	2 ms	460 KB	Output is correct
35	Correct	2 ms	460 KB	Output is correct
36	Correct	2 ms	460 KB	Output is correct
37	Correct	2 ms	460 KB	Output is correct
38	Correct	3 ms	460 KB	Output is correct
39	Correct	3 ms	460 KB	Output is correct
40	Correct	3 ms	460 KB	Output is correct
41	Correct	3 ms	460 KB	Output is correct
42	Correct	2 ms	460 KB	Output is correct
43	Correct	3 ms	460 KB	Output is correct
44	Correct	2 ms	460 KB	Output is correct
45	Correct	4 ms	460 KB	Output is correct
46	Correct	3 ms	512 KB	Output is correct
47	Correct	3 ms	460 KB	Output is correct
48	Correct	3 ms	464 KB	Output is correct
49	Correct	3 ms	508 KB	Output is correct
50	Correct	3 ms	460 KB	Output is correct
51	Correct	3 ms	456 KB	Output is correct
52	Correct	222 ms	24644 KB	Output is correct
53	Correct	231 ms	24636 KB	Output is correct
54	Correct	220 ms	24636 KB	Output is correct
55	Correct	220 ms	24644 KB	Output is correct
56	Correct	259 ms	24640 KB	Output is correct
57	Correct	221 ms	24768 KB	Output is correct
58	Correct	220 ms	24656 KB	Output is correct
59	Correct	217 ms	24652 KB	Output is correct
60	Correct	216 ms	24660 KB	Output is correct
61	Correct	232 ms	24512 KB	Output is correct
62	Correct	218 ms	24644 KB	Output is correct
63	Correct	248 ms	24656 KB	Output is correct
64	Correct	221 ms	24660 KB	Output is correct
65	Correct	230 ms	24768 KB	Output is correct
66	Correct	219 ms	24652 KB	Output is correct
67	Correct	255 ms	24664 KB	Output is correct
68	Correct	220 ms	24776 KB	Output is correct

Submission #388743

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 20.0 / 20.0

Subtask #3 20.0 / 20.0

Subtask #4 50.0 / 50.0

Subtask #1
10.0 / 10.0

Subtask #2
20.0 / 20.0

Subtask #3
20.0 / 20.0

Subtask #4
50.0 / 50.0