Submission #966872

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
966872	2024-04-20T14:03:09 Z	vjudge1	Art Exhibition (JOI18_art)	C++11	100 / 100	541 ms	25100 KB

art

#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pll pair<ll,ll>
#define fi first
#define se second

ll N;
pll arr[500100];
ll psum[500100];
ll ans=-1e18, maks=-1e18;


int main() 
{
    cin >> N;
    for(int i=1; i<=N; i++) {
        cin >> arr[i].fi >> arr[i].se;
    }
    sort(arr+1, arr+N+1);
    for(int i=1; i<=N; i++) {
        psum[i] = psum[i-1] + arr[i].se;
    }
    for(int i=N; i>=1; i--) {
        maks = max(maks, psum[i]-arr[i].fi);
        ans = max(ans, maks + arr[i].fi-psum[i-1]);
    }
    cout << ans << endl;
}

Subtask #1

10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	1 ms	2396 KB	Output is correct
3	Correct	1 ms	2396 KB	Output is correct
4	Correct	1 ms	2396 KB	Output is correct
5	Correct	1 ms	2396 KB	Output is correct
6	Correct	1 ms	2396 KB	Output is correct
7	Correct	1 ms	2396 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	1 ms	2396 KB	Output is correct
10	Correct	1 ms	2396 KB	Output is correct
11	Correct	1 ms	2396 KB	Output is correct

Subtask #2

20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	1 ms	2396 KB	Output is correct
3	Correct	1 ms	2396 KB	Output is correct
4	Correct	1 ms	2396 KB	Output is correct
5	Correct	1 ms	2396 KB	Output is correct
6	Correct	1 ms	2396 KB	Output is correct
7	Correct	1 ms	2396 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	1 ms	2396 KB	Output is correct
10	Correct	1 ms	2396 KB	Output is correct
11	Correct	1 ms	2396 KB	Output is correct
12	Correct	1 ms	2396 KB	Output is correct
13	Correct	1 ms	2504 KB	Output is correct
14	Correct	1 ms	2396 KB	Output is correct
15	Correct	1 ms	2396 KB	Output is correct
16	Correct	1 ms	2396 KB	Output is correct
17	Correct	1 ms	2492 KB	Output is correct
18	Correct	1 ms	2396 KB	Output is correct
19	Correct	1 ms	2396 KB	Output is correct
20	Correct	1 ms	2396 KB	Output is correct
21	Correct	1 ms	2396 KB	Output is correct
22	Correct	1 ms	2396 KB	Output is correct
23	Correct	1 ms	2396 KB	Output is correct
24	Correct	1 ms	2396 KB	Output is correct
25	Correct	1 ms	2396 KB	Output is correct
26	Correct	1 ms	2396 KB	Output is correct

Subtask #3

20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	1 ms	2396 KB	Output is correct
3	Correct	1 ms	2396 KB	Output is correct
4	Correct	1 ms	2396 KB	Output is correct
5	Correct	1 ms	2396 KB	Output is correct
6	Correct	1 ms	2396 KB	Output is correct
7	Correct	1 ms	2396 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	1 ms	2396 KB	Output is correct
10	Correct	1 ms	2396 KB	Output is correct
11	Correct	1 ms	2396 KB	Output is correct
12	Correct	1 ms	2396 KB	Output is correct
13	Correct	1 ms	2504 KB	Output is correct
14	Correct	1 ms	2396 KB	Output is correct
15	Correct	1 ms	2396 KB	Output is correct
16	Correct	1 ms	2396 KB	Output is correct
17	Correct	1 ms	2492 KB	Output is correct
18	Correct	1 ms	2396 KB	Output is correct
19	Correct	1 ms	2396 KB	Output is correct
20	Correct	1 ms	2396 KB	Output is correct
21	Correct	1 ms	2396 KB	Output is correct
22	Correct	1 ms	2396 KB	Output is correct
23	Correct	1 ms	2396 KB	Output is correct
24	Correct	1 ms	2396 KB	Output is correct
25	Correct	1 ms	2396 KB	Output is correct
26	Correct	1 ms	2396 KB	Output is correct
27	Correct	4 ms	2648 KB	Output is correct
28	Correct	4 ms	2652 KB	Output is correct
29	Correct	4 ms	2652 KB	Output is correct
30	Correct	4 ms	2652 KB	Output is correct
31	Correct	5 ms	2652 KB	Output is correct
32	Correct	4 ms	2652 KB	Output is correct
33	Correct	4 ms	2652 KB	Output is correct
34	Correct	4 ms	2652 KB	Output is correct
35	Correct	4 ms	2652 KB	Output is correct
36	Correct	4 ms	2652 KB	Output is correct
37	Correct	4 ms	2652 KB	Output is correct
38	Correct	4 ms	2652 KB	Output is correct
39	Correct	4 ms	2652 KB	Output is correct
40	Correct	4 ms	2504 KB	Output is correct
41	Correct	4 ms	2652 KB	Output is correct
42	Correct	4 ms	2608 KB	Output is correct
43	Correct	5 ms	2652 KB	Output is correct
44	Correct	4 ms	2616 KB	Output is correct
45	Correct	4 ms	2652 KB	Output is correct
46	Correct	4 ms	2504 KB	Output is correct
47	Correct	5 ms	2648 KB	Output is correct
48	Correct	4 ms	2652 KB	Output is correct
49	Correct	4 ms	2600 KB	Output is correct
50	Correct	4 ms	2652 KB	Output is correct
51	Correct	4 ms	2500 KB	Output is correct

Subtask #4

50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	1 ms	2396 KB	Output is correct
3	Correct	1 ms	2396 KB	Output is correct
4	Correct	1 ms	2396 KB	Output is correct
5	Correct	1 ms	2396 KB	Output is correct
6	Correct	1 ms	2396 KB	Output is correct
7	Correct	1 ms	2396 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	1 ms	2396 KB	Output is correct
10	Correct	1 ms	2396 KB	Output is correct
11	Correct	1 ms	2396 KB	Output is correct
12	Correct	1 ms	2396 KB	Output is correct
13	Correct	1 ms	2504 KB	Output is correct
14	Correct	1 ms	2396 KB	Output is correct
15	Correct	1 ms	2396 KB	Output is correct
16	Correct	1 ms	2396 KB	Output is correct
17	Correct	1 ms	2492 KB	Output is correct
18	Correct	1 ms	2396 KB	Output is correct
19	Correct	1 ms	2396 KB	Output is correct
20	Correct	1 ms	2396 KB	Output is correct
21	Correct	1 ms	2396 KB	Output is correct
22	Correct	1 ms	2396 KB	Output is correct
23	Correct	1 ms	2396 KB	Output is correct
24	Correct	1 ms	2396 KB	Output is correct
25	Correct	1 ms	2396 KB	Output is correct
26	Correct	1 ms	2396 KB	Output is correct
27	Correct	4 ms	2648 KB	Output is correct
28	Correct	4 ms	2652 KB	Output is correct
29	Correct	4 ms	2652 KB	Output is correct
30	Correct	4 ms	2652 KB	Output is correct
31	Correct	5 ms	2652 KB	Output is correct
32	Correct	4 ms	2652 KB	Output is correct
33	Correct	4 ms	2652 KB	Output is correct
34	Correct	4 ms	2652 KB	Output is correct
35	Correct	4 ms	2652 KB	Output is correct
36	Correct	4 ms	2652 KB	Output is correct
37	Correct	4 ms	2652 KB	Output is correct
38	Correct	4 ms	2652 KB	Output is correct
39	Correct	4 ms	2652 KB	Output is correct
40	Correct	4 ms	2504 KB	Output is correct
41	Correct	4 ms	2652 KB	Output is correct
42	Correct	4 ms	2608 KB	Output is correct
43	Correct	5 ms	2652 KB	Output is correct
44	Correct	4 ms	2616 KB	Output is correct
45	Correct	4 ms	2652 KB	Output is correct
46	Correct	4 ms	2504 KB	Output is correct
47	Correct	5 ms	2648 KB	Output is correct
48	Correct	4 ms	2652 KB	Output is correct
49	Correct	4 ms	2600 KB	Output is correct
50	Correct	4 ms	2652 KB	Output is correct
51	Correct	4 ms	2500 KB	Output is correct
52	Correct	388 ms	24560 KB	Output is correct
53	Correct	370 ms	24660 KB	Output is correct
54	Correct	411 ms	24608 KB	Output is correct
55	Correct	407 ms	24656 KB	Output is correct
56	Correct	384 ms	24612 KB	Output is correct
57	Correct	368 ms	24616 KB	Output is correct
58	Correct	411 ms	24604 KB	Output is correct
59	Correct	397 ms	24612 KB	Output is correct
60	Correct	373 ms	25100 KB	Output is correct
61	Correct	386 ms	24608 KB	Output is correct
62	Correct	378 ms	24612 KB	Output is correct
63	Correct	405 ms	24612 KB	Output is correct
64	Correct	394 ms	24732 KB	Output is correct
65	Correct	368 ms	24736 KB	Output is correct
66	Correct	426 ms	24768 KB	Output is correct
67	Correct	541 ms	24732 KB	Output is correct
68	Correct	414 ms	24644 KB	Output is correct