Submission #72979

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
72979	2018-08-27T11:54:15 Z	Diuven	Art Exhibition (JOI18_art)	C++14	100 / 100	381 ms	235060 KB

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<ll, int> pli;
const int MX=500010;

int n;
pli P[MX];
ll S[MX], A[MX], ans;

inline ll get(int x){ return S[x]-A[x]; }

int main(){
	ios::sync_with_stdio(0); cin.tie(0);
	cin>>n;
	for(int i=1; i<=n; i++) cin>>P[i].first>>P[i].second;

	sort(P+1, P+n+1);
	for(int i=1; i<=n; i++) A[i]=P[i].first;
	for(int i=1; i<=n; i++) S[i]=S[i-1]+P[i].second;

	vector<int> V;
	for(int i=n; i>=1; i--)
		if(V.empty() || get(V.back())<get(i)) V.push_back(i);
	reverse(V.begin(), V.end());

	for(int i=1, p=0; i<=n; i++){
		while(p+1<(int)V.size() && V[p]<i) p++;
		ans=max(ans, get(V[p])-S[i-1]+A[i]);
	}

	cout<<ans<<'\n';

	return 0;
}

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	4 ms	376 KB	Output is correct
2	Correct	2 ms	492 KB	Output is correct
3	Correct	3 ms	600 KB	Output is correct
4	Correct	2 ms	600 KB	Output is correct
5	Correct	3 ms	600 KB	Output is correct
6	Correct	4 ms	664 KB	Output is correct
7	Correct	3 ms	664 KB	Output is correct
8	Correct	2 ms	664 KB	Output is correct
9	Correct	3 ms	664 KB	Output is correct
10	Correct	3 ms	664 KB	Output is correct
11	Correct	2 ms	664 KB	Output is correct

Subtask #2
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	4 ms	376 KB	Output is correct
2	Correct	2 ms	492 KB	Output is correct
3	Correct	3 ms	600 KB	Output is correct
4	Correct	2 ms	600 KB	Output is correct
5	Correct	3 ms	600 KB	Output is correct
6	Correct	4 ms	664 KB	Output is correct
7	Correct	3 ms	664 KB	Output is correct
8	Correct	2 ms	664 KB	Output is correct
9	Correct	3 ms	664 KB	Output is correct
10	Correct	3 ms	664 KB	Output is correct
11	Correct	2 ms	664 KB	Output is correct
12	Correct	3 ms	704 KB	Output is correct
13	Correct	3 ms	712 KB	Output is correct
14	Correct	3 ms	736 KB	Output is correct
15	Correct	4 ms	760 KB	Output is correct
16	Correct	4 ms	784 KB	Output is correct
17	Correct	4 ms	848 KB	Output is correct
18	Correct	4 ms	932 KB	Output is correct
19	Correct	3 ms	932 KB	Output is correct
20	Correct	3 ms	932 KB	Output is correct
21	Correct	2 ms	932 KB	Output is correct
22	Correct	2 ms	1064 KB	Output is correct
23	Correct	3 ms	1064 KB	Output is correct
24	Correct	3 ms	1064 KB	Output is correct
25	Correct	3 ms	1064 KB	Output is correct
26	Correct	2 ms	1064 KB	Output is correct

Subtask #3
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	4 ms	376 KB	Output is correct
2	Correct	2 ms	492 KB	Output is correct
3	Correct	3 ms	600 KB	Output is correct
4	Correct	2 ms	600 KB	Output is correct
5	Correct	3 ms	600 KB	Output is correct
6	Correct	4 ms	664 KB	Output is correct
7	Correct	3 ms	664 KB	Output is correct
8	Correct	2 ms	664 KB	Output is correct
9	Correct	3 ms	664 KB	Output is correct
10	Correct	3 ms	664 KB	Output is correct
11	Correct	2 ms	664 KB	Output is correct
12	Correct	3 ms	704 KB	Output is correct
13	Correct	3 ms	712 KB	Output is correct
14	Correct	3 ms	736 KB	Output is correct
15	Correct	4 ms	760 KB	Output is correct
16	Correct	4 ms	784 KB	Output is correct
17	Correct	4 ms	848 KB	Output is correct
18	Correct	4 ms	932 KB	Output is correct
19	Correct	3 ms	932 KB	Output is correct
20	Correct	3 ms	932 KB	Output is correct
21	Correct	2 ms	932 KB	Output is correct
22	Correct	2 ms	1064 KB	Output is correct
23	Correct	3 ms	1064 KB	Output is correct
24	Correct	3 ms	1064 KB	Output is correct
25	Correct	3 ms	1064 KB	Output is correct
26	Correct	2 ms	1064 KB	Output is correct
27	Correct	6 ms	1220 KB	Output is correct
28	Correct	9 ms	1348 KB	Output is correct
29	Correct	6 ms	1516 KB	Output is correct
30	Correct	7 ms	1680 KB	Output is correct
31	Correct	6 ms	1844 KB	Output is correct
32	Correct	6 ms	1860 KB	Output is correct
33	Correct	6 ms	1988 KB	Output is correct
34	Correct	7 ms	2116 KB	Output is correct
35	Correct	6 ms	2244 KB	Output is correct
36	Correct	7 ms	2372 KB	Output is correct
37	Correct	6 ms	2500 KB	Output is correct
38	Correct	7 ms	2632 KB	Output is correct
39	Correct	7 ms	2760 KB	Output is correct
40	Correct	7 ms	2952 KB	Output is correct
41	Correct	7 ms	2952 KB	Output is correct
42	Correct	6 ms	3144 KB	Output is correct
43	Correct	7 ms	3264 KB	Output is correct
44	Correct	7 ms	3392 KB	Output is correct
45	Correct	6 ms	3520 KB	Output is correct
46	Correct	6 ms	3664 KB	Output is correct
47	Correct	6 ms	3776 KB	Output is correct
48	Correct	7 ms	3928 KB	Output is correct
49	Correct	6 ms	4036 KB	Output is correct
50	Correct	5 ms	4160 KB	Output is correct
51	Correct	7 ms	4292 KB	Output is correct

Subtask #4
50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	4 ms	376 KB	Output is correct
2	Correct	2 ms	492 KB	Output is correct
3	Correct	3 ms	600 KB	Output is correct
4	Correct	2 ms	600 KB	Output is correct
5	Correct	3 ms	600 KB	Output is correct
6	Correct	4 ms	664 KB	Output is correct
7	Correct	3 ms	664 KB	Output is correct
8	Correct	2 ms	664 KB	Output is correct
9	Correct	3 ms	664 KB	Output is correct
10	Correct	3 ms	664 KB	Output is correct
11	Correct	2 ms	664 KB	Output is correct
12	Correct	3 ms	704 KB	Output is correct
13	Correct	3 ms	712 KB	Output is correct
14	Correct	3 ms	736 KB	Output is correct
15	Correct	4 ms	760 KB	Output is correct
16	Correct	4 ms	784 KB	Output is correct
17	Correct	4 ms	848 KB	Output is correct
18	Correct	4 ms	932 KB	Output is correct
19	Correct	3 ms	932 KB	Output is correct
20	Correct	3 ms	932 KB	Output is correct
21	Correct	2 ms	932 KB	Output is correct
22	Correct	2 ms	1064 KB	Output is correct
23	Correct	3 ms	1064 KB	Output is correct
24	Correct	3 ms	1064 KB	Output is correct
25	Correct	3 ms	1064 KB	Output is correct
26	Correct	2 ms	1064 KB	Output is correct
27	Correct	6 ms	1220 KB	Output is correct
28	Correct	9 ms	1348 KB	Output is correct
29	Correct	6 ms	1516 KB	Output is correct
30	Correct	7 ms	1680 KB	Output is correct
31	Correct	6 ms	1844 KB	Output is correct
32	Correct	6 ms	1860 KB	Output is correct
33	Correct	6 ms	1988 KB	Output is correct
34	Correct	7 ms	2116 KB	Output is correct
35	Correct	6 ms	2244 KB	Output is correct
36	Correct	7 ms	2372 KB	Output is correct
37	Correct	6 ms	2500 KB	Output is correct
38	Correct	7 ms	2632 KB	Output is correct
39	Correct	7 ms	2760 KB	Output is correct
40	Correct	7 ms	2952 KB	Output is correct
41	Correct	7 ms	2952 KB	Output is correct
42	Correct	6 ms	3144 KB	Output is correct
43	Correct	7 ms	3264 KB	Output is correct
44	Correct	7 ms	3392 KB	Output is correct
45	Correct	6 ms	3520 KB	Output is correct
46	Correct	6 ms	3664 KB	Output is correct
47	Correct	6 ms	3776 KB	Output is correct
48	Correct	7 ms	3928 KB	Output is correct
49	Correct	6 ms	4036 KB	Output is correct
50	Correct	5 ms	4160 KB	Output is correct
51	Correct	7 ms	4292 KB	Output is correct
52	Correct	381 ms	34700 KB	Output is correct
53	Correct	255 ms	46356 KB	Output is correct
54	Correct	264 ms	58284 KB	Output is correct
55	Correct	273 ms	70448 KB	Output is correct
56	Correct	288 ms	83088 KB	Output is correct
57	Correct	300 ms	95716 KB	Output is correct
58	Correct	275 ms	108452 KB	Output is correct
59	Correct	248 ms	121092 KB	Output is correct
60	Correct	244 ms	133824 KB	Output is correct
61	Correct	257 ms	146296 KB	Output is correct
62	Correct	282 ms	158868 KB	Output is correct
63	Correct	271 ms	171708 KB	Output is correct
64	Correct	284 ms	184396 KB	Output is correct
65	Correct	274 ms	197100 KB	Output is correct
66	Correct	336 ms	209648 KB	Output is correct
67	Correct	307 ms	222324 KB	Output is correct
68	Correct	292 ms	235060 KB	Output is correct

Submission #72979

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