Submission #576267

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
576267	2022-06-12T20:32:23 Z	four_specks	Art Exhibition (JOI18_art)	C++17	100 / 100	215 ms	28744 KB

#include <bits/stdc++.h>

using namespace std;

inline namespace
{
} // namespace

void solve()
{
    int n;
    cin >> n;

    vector<array<long, 2>> v(n);
    for (auto &[a, b] : v)
        cin >> a >> b;
    sort(v.begin(), v.end());

    vector<long> pref(n + 1, 0);
    for (int i = 0; i < n; i++)
        pref[i + 1] = pref[i] + v[i][1];

    vector diff(pref.begin() + 1, pref.end());
    for (int i = 0; i < n; i++)
        diff[i] -= v[i][0];

    long res = 0;

    long cur = LONG_MIN / 2;
    for (int i = n - 1; i >= 0; i--)
    {
        cur = max(cur, diff[i]);
        res = max(res, cur + v[i][0] - pref[i]);
    }

    cout << res << '\n';
}

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

    solve();

    return 0;
}

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	316 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	328 KB	Output is correct
6	Correct	0 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	324 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct

Subtask #2
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	316 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	328 KB	Output is correct
6	Correct	0 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	324 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	0 ms	224 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	0 ms	324 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	1 ms	324 KB	Output is correct
22	Correct	0 ms	340 KB	Output is correct
23	Correct	0 ms	324 KB	Output is correct
24	Correct	1 ms	212 KB	Output is correct
25	Correct	1 ms	212 KB	Output is correct
26	Correct	0 ms	212 KB	Output is correct

Subtask #3
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	316 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	328 KB	Output is correct
6	Correct	0 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	324 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	0 ms	224 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	0 ms	324 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	1 ms	324 KB	Output is correct
22	Correct	0 ms	340 KB	Output is correct
23	Correct	0 ms	324 KB	Output is correct
24	Correct	1 ms	212 KB	Output is correct
25	Correct	1 ms	212 KB	Output is correct
26	Correct	0 ms	212 KB	Output is correct
27	Correct	2 ms	596 KB	Output is correct
28	Correct	2 ms	584 KB	Output is correct
29	Correct	3 ms	596 KB	Output is correct
30	Correct	2 ms	596 KB	Output is correct
31	Correct	2 ms	512 KB	Output is correct
32	Correct	2 ms	568 KB	Output is correct
33	Correct	3 ms	596 KB	Output is correct
34	Correct	2 ms	572 KB	Output is correct
35	Correct	3 ms	512 KB	Output is correct
36	Correct	2 ms	584 KB	Output is correct
37	Correct	2 ms	596 KB	Output is correct
38	Correct	2 ms	596 KB	Output is correct
39	Correct	2 ms	512 KB	Output is correct
40	Correct	2 ms	596 KB	Output is correct
41	Correct	3 ms	520 KB	Output is correct
42	Correct	3 ms	516 KB	Output is correct
43	Correct	2 ms	596 KB	Output is correct
44	Correct	3 ms	592 KB	Output is correct
45	Correct	2 ms	596 KB	Output is correct
46	Correct	3 ms	596 KB	Output is correct
47	Correct	3 ms	524 KB	Output is correct
48	Correct	2 ms	508 KB	Output is correct
49	Correct	2 ms	592 KB	Output is correct
50	Correct	2 ms	592 KB	Output is correct
51	Correct	2 ms	596 KB	Output is correct

Subtask #4
50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	316 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	328 KB	Output is correct
6	Correct	0 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	324 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	0 ms	224 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	0 ms	324 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	1 ms	324 KB	Output is correct
22	Correct	0 ms	340 KB	Output is correct
23	Correct	0 ms	324 KB	Output is correct
24	Correct	1 ms	212 KB	Output is correct
25	Correct	1 ms	212 KB	Output is correct
26	Correct	0 ms	212 KB	Output is correct
27	Correct	2 ms	596 KB	Output is correct
28	Correct	2 ms	584 KB	Output is correct
29	Correct	3 ms	596 KB	Output is correct
30	Correct	2 ms	596 KB	Output is correct
31	Correct	2 ms	512 KB	Output is correct
32	Correct	2 ms	568 KB	Output is correct
33	Correct	3 ms	596 KB	Output is correct
34	Correct	2 ms	572 KB	Output is correct
35	Correct	3 ms	512 KB	Output is correct
36	Correct	2 ms	584 KB	Output is correct
37	Correct	2 ms	596 KB	Output is correct
38	Correct	2 ms	596 KB	Output is correct
39	Correct	2 ms	512 KB	Output is correct
40	Correct	2 ms	596 KB	Output is correct
41	Correct	3 ms	520 KB	Output is correct
42	Correct	3 ms	516 KB	Output is correct
43	Correct	2 ms	596 KB	Output is correct
44	Correct	3 ms	592 KB	Output is correct
45	Correct	2 ms	596 KB	Output is correct
46	Correct	3 ms	596 KB	Output is correct
47	Correct	3 ms	524 KB	Output is correct
48	Correct	2 ms	508 KB	Output is correct
49	Correct	2 ms	592 KB	Output is correct
50	Correct	2 ms	592 KB	Output is correct
51	Correct	2 ms	596 KB	Output is correct
52	Correct	188 ms	28552 KB	Output is correct
53	Correct	181 ms	28740 KB	Output is correct
54	Correct	184 ms	28616 KB	Output is correct
55	Correct	182 ms	28624 KB	Output is correct
56	Correct	185 ms	28624 KB	Output is correct
57	Correct	213 ms	28616 KB	Output is correct
58	Correct	177 ms	28624 KB	Output is correct
59	Correct	182 ms	28620 KB	Output is correct
60	Correct	188 ms	28744 KB	Output is correct
61	Correct	179 ms	28596 KB	Output is correct
62	Correct	180 ms	28596 KB	Output is correct
63	Correct	196 ms	28608 KB	Output is correct
64	Correct	215 ms	28616 KB	Output is correct
65	Correct	181 ms	28616 KB	Output is correct
66	Correct	192 ms	28620 KB	Output is correct
67	Correct	178 ms	28612 KB	Output is correct
68	Correct	190 ms	28616 KB	Output is correct

Submission #576267

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