Submission #749328

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
749328	2023-05-27T18:50:10 Z	tch1cherin	Art Exhibition (JOI18_art)	C++17	100 / 100	571 ms	31140 KB

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

const long long INF = 1e18;

int main() {
  int N;
  cin >> N;
  vector<long long> A(N), B(N);
  for (int i = 0; i < N; i++) {
    cin >> A[i] >> B[i];
  }
  vector<int> order(N);
  iota(order.begin(), order.end(), 0);
  sort(order.begin(), order.end(), [&](int i, int j) {
    return A[i] < A[j];
  });
  vector<long long> C;
  for (int i = 0; i < N; i++) {
    C.push_back(B[order[i]]);
    if (i < N - 1) {
      C.push_back(A[order[i]] - A[order[i + 1]]);
    } 
  }
  long long Min[2] = {0, INF}, sum = 0, ans = 0;
  for (int i = 0; i < 2 * N - 1; i++) {
    sum += C[i];
    ans = max(ans, sum - Min[i % 2]);
    Min[(i + 1) % 2] = min(Min[(i + 1) % 2], sum);
  }
  cout << ans << "\n";
}

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	296 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	1 ms	300 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct

Subtask #2
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	296 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	1 ms	300 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	1 ms	212 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	1 ms	300 KB	Output is correct
15	Correct	1 ms	308 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	1 ms	212 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	1 ms	212 KB	Output is correct
22	Correct	1 ms	212 KB	Output is correct
23	Correct	1 ms	212 KB	Output is correct
24	Correct	1 ms	300 KB	Output is correct
25	Correct	1 ms	308 KB	Output is correct
26	Correct	1 ms	300 KB	Output is correct

Subtask #3
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	296 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	1 ms	300 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	1 ms	212 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	1 ms	300 KB	Output is correct
15	Correct	1 ms	308 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	1 ms	212 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	1 ms	212 KB	Output is correct
22	Correct	1 ms	212 KB	Output is correct
23	Correct	1 ms	212 KB	Output is correct
24	Correct	1 ms	300 KB	Output is correct
25	Correct	1 ms	308 KB	Output is correct
26	Correct	1 ms	300 KB	Output is correct
27	Correct	6 ms	724 KB	Output is correct
28	Correct	7 ms	620 KB	Output is correct
29	Correct	6 ms	640 KB	Output is correct
30	Correct	6 ms	648 KB	Output is correct
31	Correct	6 ms	696 KB	Output is correct
32	Correct	6 ms	724 KB	Output is correct
33	Correct	5 ms	724 KB	Output is correct
34	Correct	5 ms	724 KB	Output is correct
35	Correct	5 ms	608 KB	Output is correct
36	Correct	5 ms	632 KB	Output is correct
37	Correct	5 ms	612 KB	Output is correct
38	Correct	6 ms	740 KB	Output is correct
39	Correct	6 ms	724 KB	Output is correct
40	Correct	5 ms	724 KB	Output is correct
41	Correct	6 ms	648 KB	Output is correct
42	Correct	6 ms	696 KB	Output is correct
43	Correct	6 ms	724 KB	Output is correct
44	Correct	8 ms	724 KB	Output is correct
45	Correct	7 ms	724 KB	Output is correct
46	Correct	6 ms	696 KB	Output is correct
47	Correct	6 ms	724 KB	Output is correct
48	Correct	7 ms	616 KB	Output is correct
49	Correct	6 ms	644 KB	Output is correct
50	Correct	7 ms	628 KB	Output is correct
51	Correct	5 ms	724 KB	Output is correct

Subtask #4
50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	296 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	1 ms	300 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	1 ms	212 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	1 ms	300 KB	Output is correct
15	Correct	1 ms	308 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	1 ms	212 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	1 ms	212 KB	Output is correct
22	Correct	1 ms	212 KB	Output is correct
23	Correct	1 ms	212 KB	Output is correct
24	Correct	1 ms	300 KB	Output is correct
25	Correct	1 ms	308 KB	Output is correct
26	Correct	1 ms	300 KB	Output is correct
27	Correct	6 ms	724 KB	Output is correct
28	Correct	7 ms	620 KB	Output is correct
29	Correct	6 ms	640 KB	Output is correct
30	Correct	6 ms	648 KB	Output is correct
31	Correct	6 ms	696 KB	Output is correct
32	Correct	6 ms	724 KB	Output is correct
33	Correct	5 ms	724 KB	Output is correct
34	Correct	5 ms	724 KB	Output is correct
35	Correct	5 ms	608 KB	Output is correct
36	Correct	5 ms	632 KB	Output is correct
37	Correct	5 ms	612 KB	Output is correct
38	Correct	6 ms	740 KB	Output is correct
39	Correct	6 ms	724 KB	Output is correct
40	Correct	5 ms	724 KB	Output is correct
41	Correct	6 ms	648 KB	Output is correct
42	Correct	6 ms	696 KB	Output is correct
43	Correct	6 ms	724 KB	Output is correct
44	Correct	8 ms	724 KB	Output is correct
45	Correct	7 ms	724 KB	Output is correct
46	Correct	6 ms	696 KB	Output is correct
47	Correct	6 ms	724 KB	Output is correct
48	Correct	7 ms	616 KB	Output is correct
49	Correct	6 ms	644 KB	Output is correct
50	Correct	7 ms	628 KB	Output is correct
51	Correct	5 ms	724 KB	Output is correct
52	Correct	515 ms	31000 KB	Output is correct
53	Correct	519 ms	31032 KB	Output is correct
54	Correct	515 ms	31000 KB	Output is correct
55	Correct	524 ms	30976 KB	Output is correct
56	Correct	501 ms	31032 KB	Output is correct
57	Correct	511 ms	31080 KB	Output is correct
58	Correct	501 ms	31004 KB	Output is correct
59	Correct	503 ms	30992 KB	Output is correct
60	Correct	505 ms	31060 KB	Output is correct
61	Correct	495 ms	30872 KB	Output is correct
62	Correct	503 ms	31004 KB	Output is correct
63	Correct	500 ms	31008 KB	Output is correct
64	Correct	522 ms	31140 KB	Output is correct
65	Correct	505 ms	30996 KB	Output is correct
66	Correct	512 ms	31028 KB	Output is correct
67	Correct	509 ms	30992 KB	Output is correct
68	Correct	571 ms	31032 KB	Output is correct

Submission #749328

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