Submission #207823

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
207823	2020-03-09T07:20:23 Z	opukittpceno_hhr	Art Exhibition (JOI18_art)	C++17	100 / 100	229 ms	22008 KB

art

#include <iostream>
#include <vector>
#include <map>
#include <set>
#include <queue>
#include <algorithm>
#include <string>
#include <cmath>
#include <cstdio>
#include <iomanip>
#include <fstream>
#include <cassert>
#include <cstring>
#include <unordered_set>
#include <unordered_map>
#include <numeric>
#include <ctime>
#include <bitset>
#include <complex>
#include <random>

using namespace std;

#define int long long

const int INF = 1e18 + 239;

signed main() {
	ios_base::sync_with_stdio(false);
	cin.tie(0);

	int n;
	cin >> n;
	vector<pair<int, int>> aw(n);
	for (auto &t : aw) {
		cin >> t.first >> t.second;
	}
	sort(aw.begin(), aw.end());
	vector<int> a(n);
	vector<int> b(n);
	for (int i = 0; i < n; i++) {
		tie(a[i], b[i]) = aw[i];
	}
	vector<int> ps(n + 1);
	for (int i = 0; i < n; i++) {
		ps[i + 1] = ps[i] + b[i];
	}
	int mval = -INF;
	int ans = -INF;
	for (int i = 0; i < n; i++) {
		mval = max(mval, -ps[i] + a[i]);
		ans = max(ans, ps[i + 1] - a[i] + mval);
	}
	cout << ans << endl;
}

Subtask #1

10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	5 ms	376 KB	Output is correct
2	Correct	5 ms	376 KB	Output is correct
3	Correct	5 ms	376 KB	Output is correct
4	Correct	5 ms	376 KB	Output is correct
5	Correct	5 ms	380 KB	Output is correct
6	Correct	5 ms	376 KB	Output is correct
7	Correct	5 ms	376 KB	Output is correct
8	Correct	5 ms	376 KB	Output is correct
9	Correct	5 ms	376 KB	Output is correct
10	Correct	5 ms	340 KB	Output is correct
11	Correct	5 ms	376 KB	Output is correct

Subtask #2

20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	5 ms	376 KB	Output is correct
2	Correct	5 ms	376 KB	Output is correct
3	Correct	5 ms	376 KB	Output is correct
4	Correct	5 ms	376 KB	Output is correct
5	Correct	5 ms	380 KB	Output is correct
6	Correct	5 ms	376 KB	Output is correct
7	Correct	5 ms	376 KB	Output is correct
8	Correct	5 ms	376 KB	Output is correct
9	Correct	5 ms	376 KB	Output is correct
10	Correct	5 ms	340 KB	Output is correct
11	Correct	5 ms	376 KB	Output is correct
12	Correct	5 ms	376 KB	Output is correct
13	Correct	5 ms	376 KB	Output is correct
14	Correct	5 ms	376 KB	Output is correct
15	Correct	5 ms	376 KB	Output is correct
16	Correct	5 ms	380 KB	Output is correct
17	Correct	5 ms	376 KB	Output is correct
18	Correct	5 ms	376 KB	Output is correct
19	Correct	5 ms	376 KB	Output is correct
20	Correct	5 ms	376 KB	Output is correct
21	Correct	5 ms	376 KB	Output is correct
22	Correct	5 ms	376 KB	Output is correct
23	Correct	5 ms	380 KB	Output is correct
24	Correct	5 ms	376 KB	Output is correct
25	Correct	5 ms	376 KB	Output is correct
26	Correct	5 ms	376 KB	Output is correct

Subtask #3

20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	5 ms	376 KB	Output is correct
2	Correct	5 ms	376 KB	Output is correct
3	Correct	5 ms	376 KB	Output is correct
4	Correct	5 ms	376 KB	Output is correct
5	Correct	5 ms	380 KB	Output is correct
6	Correct	5 ms	376 KB	Output is correct
7	Correct	5 ms	376 KB	Output is correct
8	Correct	5 ms	376 KB	Output is correct
9	Correct	5 ms	376 KB	Output is correct
10	Correct	5 ms	340 KB	Output is correct
11	Correct	5 ms	376 KB	Output is correct
12	Correct	5 ms	376 KB	Output is correct
13	Correct	5 ms	376 KB	Output is correct
14	Correct	5 ms	376 KB	Output is correct
15	Correct	5 ms	376 KB	Output is correct
16	Correct	5 ms	380 KB	Output is correct
17	Correct	5 ms	376 KB	Output is correct
18	Correct	5 ms	376 KB	Output is correct
19	Correct	5 ms	376 KB	Output is correct
20	Correct	5 ms	376 KB	Output is correct
21	Correct	5 ms	376 KB	Output is correct
22	Correct	5 ms	376 KB	Output is correct
23	Correct	5 ms	380 KB	Output is correct
24	Correct	5 ms	376 KB	Output is correct
25	Correct	5 ms	376 KB	Output is correct
26	Correct	5 ms	376 KB	Output is correct
27	Correct	7 ms	632 KB	Output is correct
28	Correct	7 ms	632 KB	Output is correct
29	Correct	7 ms	632 KB	Output is correct
30	Correct	7 ms	632 KB	Output is correct
31	Correct	7 ms	632 KB	Output is correct
32	Correct	7 ms	632 KB	Output is correct
33	Correct	7 ms	632 KB	Output is correct
34	Correct	7 ms	632 KB	Output is correct
35	Correct	7 ms	632 KB	Output is correct
36	Correct	7 ms	636 KB	Output is correct
37	Correct	7 ms	632 KB	Output is correct
38	Correct	7 ms	632 KB	Output is correct
39	Correct	7 ms	632 KB	Output is correct
40	Correct	8 ms	632 KB	Output is correct
41	Correct	7 ms	632 KB	Output is correct
42	Correct	7 ms	632 KB	Output is correct
43	Correct	7 ms	632 KB	Output is correct
44	Correct	7 ms	632 KB	Output is correct
45	Correct	7 ms	632 KB	Output is correct
46	Correct	7 ms	632 KB	Output is correct
47	Correct	7 ms	632 KB	Output is correct
48	Correct	7 ms	632 KB	Output is correct
49	Correct	7 ms	632 KB	Output is correct
50	Correct	7 ms	632 KB	Output is correct
51	Correct	7 ms	632 KB	Output is correct

Subtask #4

50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	5 ms	376 KB	Output is correct
2	Correct	5 ms	376 KB	Output is correct
3	Correct	5 ms	376 KB	Output is correct
4	Correct	5 ms	376 KB	Output is correct
5	Correct	5 ms	380 KB	Output is correct
6	Correct	5 ms	376 KB	Output is correct
7	Correct	5 ms	376 KB	Output is correct
8	Correct	5 ms	376 KB	Output is correct
9	Correct	5 ms	376 KB	Output is correct
10	Correct	5 ms	340 KB	Output is correct
11	Correct	5 ms	376 KB	Output is correct
12	Correct	5 ms	376 KB	Output is correct
13	Correct	5 ms	376 KB	Output is correct
14	Correct	5 ms	376 KB	Output is correct
15	Correct	5 ms	376 KB	Output is correct
16	Correct	5 ms	380 KB	Output is correct
17	Correct	5 ms	376 KB	Output is correct
18	Correct	5 ms	376 KB	Output is correct
19	Correct	5 ms	376 KB	Output is correct
20	Correct	5 ms	376 KB	Output is correct
21	Correct	5 ms	376 KB	Output is correct
22	Correct	5 ms	376 KB	Output is correct
23	Correct	5 ms	380 KB	Output is correct
24	Correct	5 ms	376 KB	Output is correct
25	Correct	5 ms	376 KB	Output is correct
26	Correct	5 ms	376 KB	Output is correct
27	Correct	7 ms	632 KB	Output is correct
28	Correct	7 ms	632 KB	Output is correct
29	Correct	7 ms	632 KB	Output is correct
30	Correct	7 ms	632 KB	Output is correct
31	Correct	7 ms	632 KB	Output is correct
32	Correct	7 ms	632 KB	Output is correct
33	Correct	7 ms	632 KB	Output is correct
34	Correct	7 ms	632 KB	Output is correct
35	Correct	7 ms	632 KB	Output is correct
36	Correct	7 ms	636 KB	Output is correct
37	Correct	7 ms	632 KB	Output is correct
38	Correct	7 ms	632 KB	Output is correct
39	Correct	7 ms	632 KB	Output is correct
40	Correct	8 ms	632 KB	Output is correct
41	Correct	7 ms	632 KB	Output is correct
42	Correct	7 ms	632 KB	Output is correct
43	Correct	7 ms	632 KB	Output is correct
44	Correct	7 ms	632 KB	Output is correct
45	Correct	7 ms	632 KB	Output is correct
46	Correct	7 ms	632 KB	Output is correct
47	Correct	7 ms	632 KB	Output is correct
48	Correct	7 ms	632 KB	Output is correct
49	Correct	7 ms	632 KB	Output is correct
50	Correct	7 ms	632 KB	Output is correct
51	Correct	7 ms	632 KB	Output is correct
52	Correct	218 ms	22008 KB	Output is correct
53	Correct	226 ms	20884 KB	Output is correct
54	Correct	214 ms	20856 KB	Output is correct
55	Correct	224 ms	20820 KB	Output is correct
56	Correct	220 ms	20856 KB	Output is correct
57	Correct	229 ms	20856 KB	Output is correct
58	Correct	218 ms	20856 KB	Output is correct
59	Correct	227 ms	20856 KB	Output is correct
60	Correct	220 ms	20856 KB	Output is correct
61	Correct	220 ms	20856 KB	Output is correct
62	Correct	222 ms	20856 KB	Output is correct
63	Correct	222 ms	20856 KB	Output is correct
64	Correct	218 ms	20856 KB	Output is correct
65	Correct	226 ms	20948 KB	Output is correct
66	Correct	217 ms	20856 KB	Output is correct
67	Correct	227 ms	20860 KB	Output is correct
68	Correct	215 ms	20856 KB	Output is correct