Submission #806966

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
806966	2023-08-04T11:39:34 Z	AlphaMale06	Art Exhibition (JOI18_art)	C++14	100 / 100	551 ms	32556 KB

#include <bits/stdc++.h>
#define int long long
#define F first
#define S second
#define mp make_pair
using namespace std;

signed main(){
    int n;
    cin >> n;
    pair<int, int> a[n];
    for(int i=0; i< n; i++){
        int x, y;
        cin >> x >> y;
        a[i]=mp(x, y);
    }
    sort(a, a+n);
    int prefsum[n+1];
    prefsum[0]=0;
    for(int i=1; i<=n; i++){
        prefsum[i]=prefsum[i-1]+a[i-1].S;
    }
    int pref[n];
    for(int i=0; i<n; i++){
        pref[i]=prefsum[i+1]-a[i].F;
    }
    int suf[n];
    suf[n-1]=pref[n-1];
    for(int i=n-2; i>=0; i--){
        suf[i]=max(suf[i+1], pref[i]);
    }
    int ans=-1e18;
    for(int i=0; i< n; i++){
        ans=max(ans, a[i].F+suf[i]-prefsum[i]);
    }
    cout << ans << '\n';
}

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	300 KB	Output is correct
2	Correct	1 ms	304 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	300 KB	Output is correct
5	Correct	1 ms	292 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct

Subtask #2
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	300 KB	Output is correct
2	Correct	1 ms	304 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	300 KB	Output is correct
5	Correct	1 ms	292 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	1 ms	212 KB	Output is correct
13	Correct	1 ms	260 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	1 ms	300 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	1 ms	212 KB	Output is correct
22	Correct	1 ms	212 KB	Output is correct
23	Correct	1 ms	212 KB	Output is correct
24	Correct	1 ms	212 KB	Output is correct
25	Correct	1 ms	212 KB	Output is correct
26	Correct	1 ms	212 KB	Output is correct

Subtask #3
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	300 KB	Output is correct
2	Correct	1 ms	304 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	300 KB	Output is correct
5	Correct	1 ms	292 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	1 ms	212 KB	Output is correct
13	Correct	1 ms	260 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	1 ms	300 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	1 ms	212 KB	Output is correct
22	Correct	1 ms	212 KB	Output is correct
23	Correct	1 ms	212 KB	Output is correct
24	Correct	1 ms	212 KB	Output is correct
25	Correct	1 ms	212 KB	Output is correct
26	Correct	1 ms	212 KB	Output is correct
27	Correct	4 ms	596 KB	Output is correct
28	Correct	4 ms	596 KB	Output is correct
29	Correct	4 ms	596 KB	Output is correct
30	Correct	4 ms	572 KB	Output is correct
31	Correct	4 ms	564 KB	Output is correct
32	Correct	4 ms	596 KB	Output is correct
33	Correct	5 ms	496 KB	Output is correct
34	Correct	4 ms	596 KB	Output is correct
35	Correct	4 ms	596 KB	Output is correct
36	Correct	4 ms	596 KB	Output is correct
37	Correct	4 ms	564 KB	Output is correct
38	Correct	4 ms	568 KB	Output is correct
39	Correct	4 ms	596 KB	Output is correct
40	Correct	4 ms	596 KB	Output is correct
41	Correct	4 ms	596 KB	Output is correct
42	Correct	4 ms	596 KB	Output is correct
43	Correct	4 ms	568 KB	Output is correct
44	Correct	5 ms	596 KB	Output is correct
45	Correct	4 ms	572 KB	Output is correct
46	Correct	5 ms	572 KB	Output is correct
47	Correct	5 ms	596 KB	Output is correct
48	Correct	4 ms	568 KB	Output is correct
49	Correct	5 ms	596 KB	Output is correct
50	Correct	4 ms	596 KB	Output is correct
51	Correct	4 ms	612 KB	Output is correct

Subtask #4
50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	300 KB	Output is correct
2	Correct	1 ms	304 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	300 KB	Output is correct
5	Correct	1 ms	292 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	1 ms	212 KB	Output is correct
13	Correct	1 ms	260 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	1 ms	300 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	1 ms	212 KB	Output is correct
22	Correct	1 ms	212 KB	Output is correct
23	Correct	1 ms	212 KB	Output is correct
24	Correct	1 ms	212 KB	Output is correct
25	Correct	1 ms	212 KB	Output is correct
26	Correct	1 ms	212 KB	Output is correct
27	Correct	4 ms	596 KB	Output is correct
28	Correct	4 ms	596 KB	Output is correct
29	Correct	4 ms	596 KB	Output is correct
30	Correct	4 ms	572 KB	Output is correct
31	Correct	4 ms	564 KB	Output is correct
32	Correct	4 ms	596 KB	Output is correct
33	Correct	5 ms	496 KB	Output is correct
34	Correct	4 ms	596 KB	Output is correct
35	Correct	4 ms	596 KB	Output is correct
36	Correct	4 ms	596 KB	Output is correct
37	Correct	4 ms	564 KB	Output is correct
38	Correct	4 ms	568 KB	Output is correct
39	Correct	4 ms	596 KB	Output is correct
40	Correct	4 ms	596 KB	Output is correct
41	Correct	4 ms	596 KB	Output is correct
42	Correct	4 ms	596 KB	Output is correct
43	Correct	4 ms	568 KB	Output is correct
44	Correct	5 ms	596 KB	Output is correct
45	Correct	4 ms	572 KB	Output is correct
46	Correct	5 ms	572 KB	Output is correct
47	Correct	5 ms	596 KB	Output is correct
48	Correct	4 ms	568 KB	Output is correct
49	Correct	5 ms	596 KB	Output is correct
50	Correct	4 ms	596 KB	Output is correct
51	Correct	4 ms	612 KB	Output is correct
52	Correct	405 ms	32444 KB	Output is correct
53	Correct	384 ms	32420 KB	Output is correct
54	Correct	382 ms	32424 KB	Output is correct
55	Correct	402 ms	32460 KB	Output is correct
56	Correct	406 ms	32420 KB	Output is correct
57	Correct	551 ms	32432 KB	Output is correct
58	Correct	384 ms	32428 KB	Output is correct
59	Correct	389 ms	32416 KB	Output is correct
60	Correct	390 ms	32408 KB	Output is correct
61	Correct	384 ms	32284 KB	Output is correct
62	Correct	382 ms	32428 KB	Output is correct
63	Correct	383 ms	32428 KB	Output is correct
64	Correct	384 ms	32508 KB	Output is correct
65	Correct	390 ms	32556 KB	Output is correct
66	Correct	385 ms	32508 KB	Output is correct
67	Correct	399 ms	32424 KB	Output is correct
68	Correct	389 ms	32424 KB	Output is correct

Submission #806966

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