Submission #52618

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
52618	2018-06-26T09:36:29 Z	snat123	Art Exhibition (JOI18_art)	C++14	100 / 100	328 ms	17192 KB

#include<bits/stdc++.h>
 
using namespace std;
 
int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    int n;
    cin >> n;
    vector<pair<long long, long long> > v;
    long long a, b, p[n], tmp[n], curr=0, ans=0;
    for(int i=0; i<n; i++){
    	cin >> a >> b;
    	v.push_back({a, b});
    }
    sort(v.begin(), v.end());
    tmp[0]=p[0]=v[1].first-v[0].first-v[0].second;
    for(int i=1; i<n-1; i++){
    	p[i]=p[i-1]+v[i+1].first-v[i].first-v[i].second;
    	tmp[i]=max(tmp[i-1], p[i]);
    }
    curr=v[0].second;
    //cout << curr << endl;
    for(int i=0; i<n; i++){
    	if(i>0) curr+=(v[i].second-v[i].first+v[i-1].first);
    	//cout << i << " " << curr << endl;
    	ans=max(ans, curr);
    	if(i>0) ans=max(ans, curr+tmp[i-1]);
    }
    cout << ans;
    return 0;
}

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	248 KB	Output is correct
2	Correct	3 ms	488 KB	Output is correct
3	Correct	3 ms	488 KB	Output is correct
4	Correct	3 ms	656 KB	Output is correct
5	Correct	2 ms	656 KB	Output is correct
6	Correct	2 ms	656 KB	Output is correct
7	Correct	2 ms	656 KB	Output is correct
8	Correct	3 ms	768 KB	Output is correct
9	Correct	2 ms	768 KB	Output is correct
10	Correct	2 ms	768 KB	Output is correct
11	Correct	2 ms	768 KB	Output is correct

Subtask #2
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	248 KB	Output is correct
2	Correct	3 ms	488 KB	Output is correct
3	Correct	3 ms	488 KB	Output is correct
4	Correct	3 ms	656 KB	Output is correct
5	Correct	2 ms	656 KB	Output is correct
6	Correct	2 ms	656 KB	Output is correct
7	Correct	2 ms	656 KB	Output is correct
8	Correct	3 ms	768 KB	Output is correct
9	Correct	2 ms	768 KB	Output is correct
10	Correct	2 ms	768 KB	Output is correct
11	Correct	2 ms	768 KB	Output is correct
12	Correct	3 ms	768 KB	Output is correct
13	Correct	3 ms	768 KB	Output is correct
14	Correct	2 ms	860 KB	Output is correct
15	Correct	2 ms	860 KB	Output is correct
16	Correct	2 ms	860 KB	Output is correct
17	Correct	3 ms	860 KB	Output is correct
18	Correct	2 ms	868 KB	Output is correct
19	Correct	2 ms	892 KB	Output is correct
20	Correct	3 ms	900 KB	Output is correct
21	Correct	2 ms	908 KB	Output is correct
22	Correct	2 ms	908 KB	Output is correct
23	Correct	3 ms	924 KB	Output is correct
24	Correct	3 ms	1060 KB	Output is correct
25	Correct	3 ms	1060 KB	Output is correct
26	Correct	3 ms	1060 KB	Output is correct

Subtask #3
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	248 KB	Output is correct
2	Correct	3 ms	488 KB	Output is correct
3	Correct	3 ms	488 KB	Output is correct
4	Correct	3 ms	656 KB	Output is correct
5	Correct	2 ms	656 KB	Output is correct
6	Correct	2 ms	656 KB	Output is correct
7	Correct	2 ms	656 KB	Output is correct
8	Correct	3 ms	768 KB	Output is correct
9	Correct	2 ms	768 KB	Output is correct
10	Correct	2 ms	768 KB	Output is correct
11	Correct	2 ms	768 KB	Output is correct
12	Correct	3 ms	768 KB	Output is correct
13	Correct	3 ms	768 KB	Output is correct
14	Correct	2 ms	860 KB	Output is correct
15	Correct	2 ms	860 KB	Output is correct
16	Correct	2 ms	860 KB	Output is correct
17	Correct	3 ms	860 KB	Output is correct
18	Correct	2 ms	868 KB	Output is correct
19	Correct	2 ms	892 KB	Output is correct
20	Correct	3 ms	900 KB	Output is correct
21	Correct	2 ms	908 KB	Output is correct
22	Correct	2 ms	908 KB	Output is correct
23	Correct	3 ms	924 KB	Output is correct
24	Correct	3 ms	1060 KB	Output is correct
25	Correct	3 ms	1060 KB	Output is correct
26	Correct	3 ms	1060 KB	Output is correct
27	Correct	4 ms	1312 KB	Output is correct
28	Correct	4 ms	1344 KB	Output is correct
29	Correct	4 ms	1344 KB	Output is correct
30	Correct	4 ms	1344 KB	Output is correct
31	Correct	5 ms	1344 KB	Output is correct
32	Correct	5 ms	1344 KB	Output is correct
33	Correct	7 ms	1344 KB	Output is correct
34	Correct	5 ms	1344 KB	Output is correct
35	Correct	5 ms	1344 KB	Output is correct
36	Correct	4 ms	1344 KB	Output is correct
37	Correct	5 ms	1344 KB	Output is correct
38	Correct	4 ms	1344 KB	Output is correct
39	Correct	5 ms	1344 KB	Output is correct
40	Correct	5 ms	1344 KB	Output is correct
41	Correct	5 ms	1344 KB	Output is correct
42	Correct	4 ms	1344 KB	Output is correct
43	Correct	5 ms	1344 KB	Output is correct
44	Correct	5 ms	1344 KB	Output is correct
45	Correct	5 ms	1344 KB	Output is correct
46	Correct	5 ms	1344 KB	Output is correct
47	Correct	6 ms	1344 KB	Output is correct
48	Correct	4 ms	1348 KB	Output is correct
49	Correct	4 ms	1352 KB	Output is correct
50	Correct	4 ms	1352 KB	Output is correct
51	Correct	5 ms	1352 KB	Output is correct

Subtask #4
50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	248 KB	Output is correct
2	Correct	3 ms	488 KB	Output is correct
3	Correct	3 ms	488 KB	Output is correct
4	Correct	3 ms	656 KB	Output is correct
5	Correct	2 ms	656 KB	Output is correct
6	Correct	2 ms	656 KB	Output is correct
7	Correct	2 ms	656 KB	Output is correct
8	Correct	3 ms	768 KB	Output is correct
9	Correct	2 ms	768 KB	Output is correct
10	Correct	2 ms	768 KB	Output is correct
11	Correct	2 ms	768 KB	Output is correct
12	Correct	3 ms	768 KB	Output is correct
13	Correct	3 ms	768 KB	Output is correct
14	Correct	2 ms	860 KB	Output is correct
15	Correct	2 ms	860 KB	Output is correct
16	Correct	2 ms	860 KB	Output is correct
17	Correct	3 ms	860 KB	Output is correct
18	Correct	2 ms	868 KB	Output is correct
19	Correct	2 ms	892 KB	Output is correct
20	Correct	3 ms	900 KB	Output is correct
21	Correct	2 ms	908 KB	Output is correct
22	Correct	2 ms	908 KB	Output is correct
23	Correct	3 ms	924 KB	Output is correct
24	Correct	3 ms	1060 KB	Output is correct
25	Correct	3 ms	1060 KB	Output is correct
26	Correct	3 ms	1060 KB	Output is correct
27	Correct	4 ms	1312 KB	Output is correct
28	Correct	4 ms	1344 KB	Output is correct
29	Correct	4 ms	1344 KB	Output is correct
30	Correct	4 ms	1344 KB	Output is correct
31	Correct	5 ms	1344 KB	Output is correct
32	Correct	5 ms	1344 KB	Output is correct
33	Correct	7 ms	1344 KB	Output is correct
34	Correct	5 ms	1344 KB	Output is correct
35	Correct	5 ms	1344 KB	Output is correct
36	Correct	4 ms	1344 KB	Output is correct
37	Correct	5 ms	1344 KB	Output is correct
38	Correct	4 ms	1344 KB	Output is correct
39	Correct	5 ms	1344 KB	Output is correct
40	Correct	5 ms	1344 KB	Output is correct
41	Correct	5 ms	1344 KB	Output is correct
42	Correct	4 ms	1344 KB	Output is correct
43	Correct	5 ms	1344 KB	Output is correct
44	Correct	5 ms	1344 KB	Output is correct
45	Correct	5 ms	1344 KB	Output is correct
46	Correct	5 ms	1344 KB	Output is correct
47	Correct	6 ms	1344 KB	Output is correct
48	Correct	4 ms	1348 KB	Output is correct
49	Correct	4 ms	1352 KB	Output is correct
50	Correct	4 ms	1352 KB	Output is correct
51	Correct	5 ms	1352 KB	Output is correct
52	Correct	243 ms	16872 KB	Output is correct
53	Correct	259 ms	16896 KB	Output is correct
54	Correct	274 ms	16928 KB	Output is correct
55	Correct	319 ms	16928 KB	Output is correct
56	Correct	272 ms	16960 KB	Output is correct
57	Correct	271 ms	16960 KB	Output is correct
58	Correct	244 ms	16960 KB	Output is correct
59	Correct	242 ms	16960 KB	Output is correct
60	Correct	243 ms	16960 KB	Output is correct
61	Correct	307 ms	17016 KB	Output is correct
62	Correct	244 ms	17016 KB	Output is correct
63	Correct	250 ms	17016 KB	Output is correct
64	Correct	328 ms	17016 KB	Output is correct
65	Correct	267 ms	17192 KB	Output is correct
66	Correct	280 ms	17192 KB	Output is correct
67	Correct	296 ms	17192 KB	Output is correct
68	Correct	250 ms	17192 KB	Output is correct

Submission #52618

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