Submission #1115274

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
1115274	2024-11-20T09:44:13 Z	staszic_ojuz	Art Exhibition (JOI18_art)	C++17	100 / 100	153 ms	22856 KB

#include <iostream>
#include <algorithm>

using namespace std;

typedef long long ll;

const int MAXN = 500003;

int n;

pair<ll, ll> val[MAXN];

ll pref_b[MAXN];
ll max_pref_b[MAXN];

int main() {
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	
	cin >> n;

	for (int i = 1; n >= i; i++) {
		cin >> val[i].first >> val[i].second;
	}
	
	sort(val + 1, val + n + 1);
	
	for (int i = 1; n >= i; i++) {
		pref_b[i] = pref_b[i - 1] + val[i].second;
	}
	
	for (int i = 1; n >= i; i++) {
		max_pref_b[i] = max(max_pref_b[i - 1], val[i].first - pref_b[i - 1]);
	}
	
	ll wynik= 0;
	
	for (int i = 1; n >= i; i++) {
		wynik = max(wynik, pref_b[i] - val[i].first + max_pref_b[i]);
	}
	
	cout << wynik;
	return 0;
}

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2384 KB	Output is correct
2	Correct	1 ms	2552 KB	Output is correct
3	Correct	2 ms	2384 KB	Output is correct
4	Correct	1 ms	2552 KB	Output is correct
5	Correct	1 ms	2384 KB	Output is correct
6	Correct	1 ms	2552 KB	Output is correct
7	Correct	1 ms	2552 KB	Output is correct
8	Correct	1 ms	2384 KB	Output is correct
9	Correct	1 ms	2488 KB	Output is correct
10	Correct	1 ms	2384 KB	Output is correct
11	Correct	1 ms	2432 KB	Output is correct

Subtask #2
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2384 KB	Output is correct
2	Correct	1 ms	2552 KB	Output is correct
3	Correct	2 ms	2384 KB	Output is correct
4	Correct	1 ms	2552 KB	Output is correct
5	Correct	1 ms	2384 KB	Output is correct
6	Correct	1 ms	2552 KB	Output is correct
7	Correct	1 ms	2552 KB	Output is correct
8	Correct	1 ms	2384 KB	Output is correct
9	Correct	1 ms	2488 KB	Output is correct
10	Correct	1 ms	2384 KB	Output is correct
11	Correct	1 ms	2432 KB	Output is correct
12	Correct	1 ms	2552 KB	Output is correct
13	Correct	1 ms	2384 KB	Output is correct
14	Correct	1 ms	2384 KB	Output is correct
15	Correct	1 ms	2384 KB	Output is correct
16	Correct	1 ms	2384 KB	Output is correct
17	Correct	2 ms	2552 KB	Output is correct
18	Correct	2 ms	2384 KB	Output is correct
19	Correct	1 ms	2384 KB	Output is correct
20	Correct	1 ms	2384 KB	Output is correct
21	Correct	2 ms	2384 KB	Output is correct
22	Correct	1 ms	2384 KB	Output is correct
23	Correct	1 ms	2384 KB	Output is correct
24	Correct	1 ms	2552 KB	Output is correct
25	Correct	1 ms	2384 KB	Output is correct
26	Correct	2 ms	2384 KB	Output is correct

Subtask #3
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2384 KB	Output is correct
2	Correct	1 ms	2552 KB	Output is correct
3	Correct	2 ms	2384 KB	Output is correct
4	Correct	1 ms	2552 KB	Output is correct
5	Correct	1 ms	2384 KB	Output is correct
6	Correct	1 ms	2552 KB	Output is correct
7	Correct	1 ms	2552 KB	Output is correct
8	Correct	1 ms	2384 KB	Output is correct
9	Correct	1 ms	2488 KB	Output is correct
10	Correct	1 ms	2384 KB	Output is correct
11	Correct	1 ms	2432 KB	Output is correct
12	Correct	1 ms	2552 KB	Output is correct
13	Correct	1 ms	2384 KB	Output is correct
14	Correct	1 ms	2384 KB	Output is correct
15	Correct	1 ms	2384 KB	Output is correct
16	Correct	1 ms	2384 KB	Output is correct
17	Correct	2 ms	2552 KB	Output is correct
18	Correct	2 ms	2384 KB	Output is correct
19	Correct	1 ms	2384 KB	Output is correct
20	Correct	1 ms	2384 KB	Output is correct
21	Correct	2 ms	2384 KB	Output is correct
22	Correct	1 ms	2384 KB	Output is correct
23	Correct	1 ms	2384 KB	Output is correct
24	Correct	1 ms	2552 KB	Output is correct
25	Correct	1 ms	2384 KB	Output is correct
26	Correct	2 ms	2384 KB	Output is correct
27	Correct	4 ms	2644 KB	Output is correct
28	Correct	3 ms	2640 KB	Output is correct
29	Correct	3 ms	2384 KB	Output is correct
30	Correct	2 ms	2384 KB	Output is correct
31	Correct	2 ms	2640 KB	Output is correct
32	Correct	2 ms	2384 KB	Output is correct
33	Correct	2 ms	2384 KB	Output is correct
34	Correct	2 ms	2648 KB	Output is correct
35	Correct	2 ms	2384 KB	Output is correct
36	Correct	3 ms	2384 KB	Output is correct
37	Correct	3 ms	2628 KB	Output is correct
38	Correct	2 ms	2640 KB	Output is correct
39	Correct	2 ms	2640 KB	Output is correct
40	Correct	3 ms	2632 KB	Output is correct
41	Correct	2 ms	2640 KB	Output is correct
42	Correct	2 ms	2384 KB	Output is correct
43	Correct	2 ms	2640 KB	Output is correct
44	Correct	2 ms	2384 KB	Output is correct
45	Correct	3 ms	2384 KB	Output is correct
46	Correct	3 ms	2524 KB	Output is correct
47	Correct	2 ms	2384 KB	Output is correct
48	Correct	2 ms	2640 KB	Output is correct
49	Correct	2 ms	2808 KB	Output is correct
50	Correct	2 ms	2384 KB	Output is correct
51	Correct	3 ms	2384 KB	Output is correct

Subtask #4
50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2384 KB	Output is correct
2	Correct	1 ms	2552 KB	Output is correct
3	Correct	2 ms	2384 KB	Output is correct
4	Correct	1 ms	2552 KB	Output is correct
5	Correct	1 ms	2384 KB	Output is correct
6	Correct	1 ms	2552 KB	Output is correct
7	Correct	1 ms	2552 KB	Output is correct
8	Correct	1 ms	2384 KB	Output is correct
9	Correct	1 ms	2488 KB	Output is correct
10	Correct	1 ms	2384 KB	Output is correct
11	Correct	1 ms	2432 KB	Output is correct
12	Correct	1 ms	2552 KB	Output is correct
13	Correct	1 ms	2384 KB	Output is correct
14	Correct	1 ms	2384 KB	Output is correct
15	Correct	1 ms	2384 KB	Output is correct
16	Correct	1 ms	2384 KB	Output is correct
17	Correct	2 ms	2552 KB	Output is correct
18	Correct	2 ms	2384 KB	Output is correct
19	Correct	1 ms	2384 KB	Output is correct
20	Correct	1 ms	2384 KB	Output is correct
21	Correct	2 ms	2384 KB	Output is correct
22	Correct	1 ms	2384 KB	Output is correct
23	Correct	1 ms	2384 KB	Output is correct
24	Correct	1 ms	2552 KB	Output is correct
25	Correct	1 ms	2384 KB	Output is correct
26	Correct	2 ms	2384 KB	Output is correct
27	Correct	4 ms	2644 KB	Output is correct
28	Correct	3 ms	2640 KB	Output is correct
29	Correct	3 ms	2384 KB	Output is correct
30	Correct	2 ms	2384 KB	Output is correct
31	Correct	2 ms	2640 KB	Output is correct
32	Correct	2 ms	2384 KB	Output is correct
33	Correct	2 ms	2384 KB	Output is correct
34	Correct	2 ms	2648 KB	Output is correct
35	Correct	2 ms	2384 KB	Output is correct
36	Correct	3 ms	2384 KB	Output is correct
37	Correct	3 ms	2628 KB	Output is correct
38	Correct	2 ms	2640 KB	Output is correct
39	Correct	2 ms	2640 KB	Output is correct
40	Correct	3 ms	2632 KB	Output is correct
41	Correct	2 ms	2640 KB	Output is correct
42	Correct	2 ms	2384 KB	Output is correct
43	Correct	2 ms	2640 KB	Output is correct
44	Correct	2 ms	2384 KB	Output is correct
45	Correct	3 ms	2384 KB	Output is correct
46	Correct	3 ms	2524 KB	Output is correct
47	Correct	2 ms	2384 KB	Output is correct
48	Correct	2 ms	2640 KB	Output is correct
49	Correct	2 ms	2808 KB	Output is correct
50	Correct	2 ms	2384 KB	Output is correct
51	Correct	3 ms	2384 KB	Output is correct
52	Correct	153 ms	16092 KB	Output is correct
53	Correct	139 ms	19784 KB	Output is correct
54	Correct	124 ms	15908 KB	Output is correct
55	Correct	129 ms	22572 KB	Output is correct
56	Correct	145 ms	22856 KB	Output is correct
57	Correct	137 ms	22768 KB	Output is correct
58	Correct	134 ms	15948 KB	Output is correct
59	Correct	153 ms	15944 KB	Output is correct
60	Correct	137 ms	19572 KB	Output is correct
61	Correct	133 ms	22372 KB	Output is correct
62	Correct	151 ms	19528 KB	Output is correct
63	Correct	139 ms	22600 KB	Output is correct
64	Correct	148 ms	22600 KB	Output is correct
65	Correct	143 ms	15944 KB	Output is correct
66	Correct	139 ms	22600 KB	Output is correct
67	Correct	147 ms	22672 KB	Output is correct
68	Correct	131 ms	21124 KB	Output is correct

Submission #1115274

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