Submission #157840

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
157840	2019-10-13T10:44:32 Z	InfiniteJest	Art Exhibition (JOI18_art)	C++14	100 / 100	373 ms	26840 KB

#include <iostream>
#include <fstream>
#include <vector>
#include <queue>
#include <algorithm>
#include <math.h>
#define pb push_back
#define mp make_pair
#define fi first
#define se second
using namespace std;

ifstream in("input.txt");
ofstream out("output.txt");

typedef long long ll;

int n;
pair<ll,ll> v[500001];
ll pref[500001];
priority_queue<pair<ll,ll> > q;

int main(){
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  cin>>n;
  for(int i=0;i<n;i++)cin>>v[i].fi>>v[i].se;
  sort(v,v+n);
  ll sum=0;
  int ind=0;
  ll mas=-1;
  for(int i=0;i<n;i++){
    sum+=v[i].se;
    pref[i]=sum;
    ll solp=sum-(v[i].fi-v[0].fi);
    if(solp>mas){
      mas=solp;
      ind=i;
    }
    q.push(mp(solp,i));
  }
  for(int i=1;i<n;i++){
    /*if(v[i].fi<=v[i-1].fi+v[i-1].se){
      //mas=max(mas,pref[ind]-pref[i-1]-(v[ind].fi-v[i].fi));
      continue;
    }
    for(int y=ind;y<n;y++){
      if(y<i)continue;
      ll solp=pref[y]-pref[i-1]-(v[y].fi-v[i].fi);
      if(solp>mas){
        mas=solp;
        ind=y;
      }
    }*/
    if(q.empty())break;
    while(!q.empty()&&q.top().se<i)q.pop();
    mas=max(mas,q.top().fi+v[i].fi-v[0].fi-pref[i-1]);
    //if(!q.empty())q.pop();
  }
  cout<<mas;

}

Compilation message

art.cpp: In function 'int main()':
art.cpp:30:7: warning: variable 'ind' set but not used [-Wunused-but-set-variable]
   int ind=0;
       ^~~

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	380 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	2 ms	292 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	376 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	380 KB	Output is correct

Subtask #2
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	380 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	2 ms	292 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	376 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	380 KB	Output is correct
12	Correct	2 ms	376 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	2 ms	504 KB	Output is correct
15	Correct	2 ms	476 KB	Output is correct
16	Correct	2 ms	504 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	376 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	2 ms	376 KB	Output is correct
21	Correct	2 ms	504 KB	Output is correct
22	Correct	2 ms	504 KB	Output is correct
23	Correct	2 ms	504 KB	Output is correct
24	Correct	2 ms	376 KB	Output is correct
25	Correct	2 ms	376 KB	Output is correct
26	Correct	3 ms	504 KB	Output is correct

Subtask #3
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	380 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	2 ms	292 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	376 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	380 KB	Output is correct
12	Correct	2 ms	376 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	2 ms	504 KB	Output is correct
15	Correct	2 ms	476 KB	Output is correct
16	Correct	2 ms	504 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	376 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	2 ms	376 KB	Output is correct
21	Correct	2 ms	504 KB	Output is correct
22	Correct	2 ms	504 KB	Output is correct
23	Correct	2 ms	504 KB	Output is correct
24	Correct	2 ms	376 KB	Output is correct
25	Correct	2 ms	376 KB	Output is correct
26	Correct	3 ms	504 KB	Output is correct
27	Correct	5 ms	760 KB	Output is correct
28	Correct	5 ms	632 KB	Output is correct
29	Correct	5 ms	760 KB	Output is correct
30	Correct	6 ms	636 KB	Output is correct
31	Correct	5 ms	760 KB	Output is correct
32	Correct	5 ms	632 KB	Output is correct
33	Correct	5 ms	632 KB	Output is correct
34	Correct	5 ms	760 KB	Output is correct
35	Correct	5 ms	760 KB	Output is correct
36	Correct	5 ms	760 KB	Output is correct
37	Correct	6 ms	764 KB	Output is correct
38	Correct	6 ms	760 KB	Output is correct
39	Correct	5 ms	632 KB	Output is correct
40	Correct	5 ms	632 KB	Output is correct
41	Correct	5 ms	760 KB	Output is correct
42	Correct	5 ms	632 KB	Output is correct
43	Correct	5 ms	760 KB	Output is correct
44	Correct	5 ms	632 KB	Output is correct
45	Correct	5 ms	612 KB	Output is correct
46	Correct	5 ms	760 KB	Output is correct
47	Correct	5 ms	632 KB	Output is correct
48	Correct	5 ms	760 KB	Output is correct
49	Correct	5 ms	632 KB	Output is correct
50	Correct	5 ms	632 KB	Output is correct
51	Correct	5 ms	632 KB	Output is correct

Subtask #4
50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	380 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	2 ms	292 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	376 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	380 KB	Output is correct
12	Correct	2 ms	376 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	2 ms	504 KB	Output is correct
15	Correct	2 ms	476 KB	Output is correct
16	Correct	2 ms	504 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	376 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	2 ms	376 KB	Output is correct
21	Correct	2 ms	504 KB	Output is correct
22	Correct	2 ms	504 KB	Output is correct
23	Correct	2 ms	504 KB	Output is correct
24	Correct	2 ms	376 KB	Output is correct
25	Correct	2 ms	376 KB	Output is correct
26	Correct	3 ms	504 KB	Output is correct
27	Correct	5 ms	760 KB	Output is correct
28	Correct	5 ms	632 KB	Output is correct
29	Correct	5 ms	760 KB	Output is correct
30	Correct	6 ms	636 KB	Output is correct
31	Correct	5 ms	760 KB	Output is correct
32	Correct	5 ms	632 KB	Output is correct
33	Correct	5 ms	632 KB	Output is correct
34	Correct	5 ms	760 KB	Output is correct
35	Correct	5 ms	760 KB	Output is correct
36	Correct	5 ms	760 KB	Output is correct
37	Correct	6 ms	764 KB	Output is correct
38	Correct	6 ms	760 KB	Output is correct
39	Correct	5 ms	632 KB	Output is correct
40	Correct	5 ms	632 KB	Output is correct
41	Correct	5 ms	760 KB	Output is correct
42	Correct	5 ms	632 KB	Output is correct
43	Correct	5 ms	760 KB	Output is correct
44	Correct	5 ms	632 KB	Output is correct
45	Correct	5 ms	612 KB	Output is correct
46	Correct	5 ms	760 KB	Output is correct
47	Correct	5 ms	632 KB	Output is correct
48	Correct	5 ms	760 KB	Output is correct
49	Correct	5 ms	632 KB	Output is correct
50	Correct	5 ms	632 KB	Output is correct
51	Correct	5 ms	632 KB	Output is correct
52	Correct	325 ms	19988 KB	Output is correct
53	Correct	333 ms	26816 KB	Output is correct
54	Correct	332 ms	26748 KB	Output is correct
55	Correct	342 ms	26724 KB	Output is correct
56	Correct	373 ms	26700 KB	Output is correct
57	Correct	349 ms	26580 KB	Output is correct
58	Correct	314 ms	26588 KB	Output is correct
59	Correct	282 ms	26704 KB	Output is correct
60	Correct	320 ms	26736 KB	Output is correct
61	Correct	278 ms	26840 KB	Output is correct
62	Correct	276 ms	26580 KB	Output is correct
63	Correct	281 ms	26708 KB	Output is correct
64	Correct	287 ms	26716 KB	Output is correct
65	Correct	289 ms	26628 KB	Output is correct
66	Correct	287 ms	26564 KB	Output is correct
67	Correct	287 ms	26560 KB	Output is correct
68	Correct	286 ms	20948 KB	Output is correct

Submission #157840

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