Submission #129154

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
129154	2019-07-11T18:18:05 Z	miguel	Art Exhibition (JOI18_art)	C++14	100 / 100	274 ms	28792 KB

#include<bits/stdc++.h>
using namespace std;
#define rc(x) return cout<<x<<endl,0
#define pb push_back
#define dbg(x) cout << #x << '=' << x << '\n';
#define ll long long
#define int ll
#define sz size()
#define x first
#define y second
#define pi pair <int, int>
#define pii pair <int, pi>
#define vi vector <int>
const ll mod = 1e9 + 7;
int n, net[500004];
vector <pi> art;
int mn[500004];

int32_t main(){
    ios_base :: sync_with_stdio(0); cin.tie(); cout.tie();
    cin>>n;
    art.resize(n+1);
    for(int i=1; i<=n; i++) cin>>art[i].x>>art[i].y;
    art[0]={0, 0};
    sort(art.begin(), art.end());
    //for(int i=1; i<=n; i++) art[i].x-=art[1].x;
    //net[1]=art[1].y;

    ///cout<<endl;for(int i=1; i<=n; i++) cout<<art[i].x<<" "<<art[i].y<<endl; cout<<endl;

    for(int i=1; i<=n; i++) net[i]=art[i].y-(art[i].x-art[i-1].x);

    ///for(int i=1; i<=n; i++) cout<<net[i]<<" "; cout<<endl;
    for(int i=1; i<=n; i++) net[i]+=net[i-1];
    ///for(int i=1; i<=n; i++) cout<<net[i]<<" "; cout<<endl;
    mn[n]=net[n];
    for(int i=n-1; i>=1; i--) mn[i]=max(mn[i+1], net[i]);
    int ans=0;
    for(int i=1; i<=n; i++){
        /*if(i==6){
            dbg(mn[i]);
            dbg(net[i-1]);
            dbg(art[i].x);
        }*/
        ans=max(ans, mn[i]-net[i-1]+art[i].x-art[i-1].x);
        ///cout<<ans<<" ";
    }
    cout<<ans;
}

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 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	376 KB	Output is correct
7	Correct	2 ms	380 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	376 KB	Output is correct

Subtask #2
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 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	376 KB	Output is correct
7	Correct	2 ms	380 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	376 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	352 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	3 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	3 ms	376 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	2 ms	372 KB	Output is correct
24	Correct	2 ms	376 KB	Output is correct
25	Correct	2 ms	376 KB	Output is correct
26	Correct	2 ms	376 KB	Output is correct

Subtask #3
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 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	376 KB	Output is correct
7	Correct	2 ms	380 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	376 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	352 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	3 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	3 ms	376 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	2 ms	372 KB	Output is correct
24	Correct	2 ms	376 KB	Output is correct
25	Correct	2 ms	376 KB	Output is correct
26	Correct	2 ms	376 KB	Output is correct
27	Correct	4 ms	632 KB	Output is correct
28	Correct	5 ms	632 KB	Output is correct
29	Correct	5 ms	632 KB	Output is correct
30	Correct	4 ms	632 KB	Output is correct
31	Correct	5 ms	632 KB	Output is correct
32	Correct	4 ms	632 KB	Output is correct
33	Correct	5 ms	632 KB	Output is correct
34	Correct	5 ms	632 KB	Output is correct
35	Correct	5 ms	632 KB	Output is correct
36	Correct	4 ms	584 KB	Output is correct
37	Correct	5 ms	608 KB	Output is correct
38	Correct	4 ms	632 KB	Output is correct
39	Correct	4 ms	632 KB	Output is correct
40	Correct	4 ms	632 KB	Output is correct
41	Correct	4 ms	632 KB	Output is correct
42	Correct	5 ms	632 KB	Output is correct
43	Correct	5 ms	632 KB	Output is correct
44	Correct	4 ms	632 KB	Output is correct
45	Correct	5 ms	632 KB	Output is correct
46	Correct	5 ms	632 KB	Output is correct
47	Correct	5 ms	632 KB	Output is correct
48	Correct	4 ms	632 KB	Output is correct
49	Correct	5 ms	760 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	376 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	376 KB	Output is correct
7	Correct	2 ms	380 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	376 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	352 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	3 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	3 ms	376 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	2 ms	372 KB	Output is correct
24	Correct	2 ms	376 KB	Output is correct
25	Correct	2 ms	376 KB	Output is correct
26	Correct	2 ms	376 KB	Output is correct
27	Correct	4 ms	632 KB	Output is correct
28	Correct	5 ms	632 KB	Output is correct
29	Correct	5 ms	632 KB	Output is correct
30	Correct	4 ms	632 KB	Output is correct
31	Correct	5 ms	632 KB	Output is correct
32	Correct	4 ms	632 KB	Output is correct
33	Correct	5 ms	632 KB	Output is correct
34	Correct	5 ms	632 KB	Output is correct
35	Correct	5 ms	632 KB	Output is correct
36	Correct	4 ms	584 KB	Output is correct
37	Correct	5 ms	608 KB	Output is correct
38	Correct	4 ms	632 KB	Output is correct
39	Correct	4 ms	632 KB	Output is correct
40	Correct	4 ms	632 KB	Output is correct
41	Correct	4 ms	632 KB	Output is correct
42	Correct	5 ms	632 KB	Output is correct
43	Correct	5 ms	632 KB	Output is correct
44	Correct	4 ms	632 KB	Output is correct
45	Correct	5 ms	632 KB	Output is correct
46	Correct	5 ms	632 KB	Output is correct
47	Correct	5 ms	632 KB	Output is correct
48	Correct	4 ms	632 KB	Output is correct
49	Correct	5 ms	760 KB	Output is correct
50	Correct	5 ms	632 KB	Output is correct
51	Correct	5 ms	632 KB	Output is correct
52	Correct	267 ms	28584 KB	Output is correct
53	Correct	268 ms	28664 KB	Output is correct
54	Correct	268 ms	28664 KB	Output is correct
55	Correct	267 ms	28664 KB	Output is correct
56	Correct	267 ms	28652 KB	Output is correct
57	Correct	271 ms	28668 KB	Output is correct
58	Correct	268 ms	28752 KB	Output is correct
59	Correct	266 ms	28664 KB	Output is correct
60	Correct	266 ms	28664 KB	Output is correct
61	Correct	267 ms	28536 KB	Output is correct
62	Correct	267 ms	28664 KB	Output is correct
63	Correct	267 ms	28652 KB	Output is correct
64	Correct	272 ms	28664 KB	Output is correct
65	Correct	266 ms	28664 KB	Output is correct
66	Correct	271 ms	28792 KB	Output is correct
67	Correct	274 ms	28664 KB	Output is correct
68	Correct	270 ms	28664 KB	Output is correct

Submission #129154

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