Submission #924821

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
924821	2024-02-09T19:41:33 Z	SalihSahin	Art Exhibition (JOI18_art)	C++17	100 / 100	173 ms	36748 KB

#include<bits/stdc++.h>
#define pb push_back
#define int long long
#define mp make_pair
using namespace std;
 
const int mod = 998244353;
const int inf = 1e16;
const int N = 55;

int32_t main(){
    cin.tie(0); cout.tie(0);
    ios_base::sync_with_stdio(false);
    int n;
    cin>>n;
    vector<pair<int, int> > a(n);
    vector<int> vp(n+1);
    for(int i = 0; i < n; i++){
        cin>>a[i].first>>a[i].second;
    }
    sort(a.begin(), a.end());
    for(int i = 0; i < n; i++){
        vp[i+1] = vp[i] + a[i].second;
    }
    vector<pair<int, int> > pre(n);
    vector<int> v(n);
    v[0] = a[0].second;
    for(int i = 1; i < n; i++){
        v[i] = a[i].second - (a[i].first - a[i-1].first);
    }
    pre[0].first = v[0];
    pre[0].second = 0;
    for(int i = 1; i < n; i++){
        pre[i].first = pre[i-1].first + v[i];
        pre[i].second = i;
    }

    sort(pre.rbegin(), pre.rend());
    int pind = 0;
    int ans = 0;

    for(int i = 0; i < n; i++){
        while(pind < pre.size()-1 && pre[pind].second < i){
            pind++;
        }

        int x = pre[pind].second;
        int c = (vp[x+1] - vp[i]) - (a[x].first - a[i].first);
        ans = max(ans, c);
    }

    cout<<ans<<endl;
    return 0;
}

Compilation message

art.cpp: In function 'int32_t main()':
art.cpp:43:20: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   43 |         while(pind < pre.size()-1 && pre[pind].second < i){
      |               ~~~~~^~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	1 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct

Subtask #2
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	1 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	1 ms	344 KB	Output is correct
18	Correct	0 ms	344 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	1 ms	348 KB	Output is correct
23	Correct	1 ms	600 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	1 ms	464 KB	Output is correct

Subtask #3
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	1 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	1 ms	344 KB	Output is correct
18	Correct	0 ms	344 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	1 ms	348 KB	Output is correct
23	Correct	1 ms	600 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	1 ms	464 KB	Output is correct
27	Correct	2 ms	604 KB	Output is correct
28	Correct	2 ms	604 KB	Output is correct
29	Correct	2 ms	816 KB	Output is correct
30	Correct	2 ms	600 KB	Output is correct
31	Correct	2 ms	660 KB	Output is correct
32	Correct	2 ms	604 KB	Output is correct
33	Correct	2 ms	604 KB	Output is correct
34	Correct	2 ms	724 KB	Output is correct
35	Correct	2 ms	696 KB	Output is correct
36	Correct	2 ms	604 KB	Output is correct
37	Correct	2 ms	604 KB	Output is correct
38	Correct	2 ms	604 KB	Output is correct
39	Correct	2 ms	604 KB	Output is correct
40	Correct	2 ms	604 KB	Output is correct
41	Correct	2 ms	600 KB	Output is correct
42	Correct	2 ms	604 KB	Output is correct
43	Correct	2 ms	700 KB	Output is correct
44	Correct	2 ms	604 KB	Output is correct
45	Correct	2 ms	604 KB	Output is correct
46	Correct	2 ms	600 KB	Output is correct
47	Correct	2 ms	704 KB	Output is correct
48	Correct	2 ms	600 KB	Output is correct
49	Correct	2 ms	856 KB	Output is correct
50	Correct	2 ms	680 KB	Output is correct
51	Correct	2 ms	612 KB	Output is correct

Subtask #4
50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	1 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	1 ms	344 KB	Output is correct
18	Correct	0 ms	344 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	1 ms	348 KB	Output is correct
23	Correct	1 ms	600 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	1 ms	464 KB	Output is correct
27	Correct	2 ms	604 KB	Output is correct
28	Correct	2 ms	604 KB	Output is correct
29	Correct	2 ms	816 KB	Output is correct
30	Correct	2 ms	600 KB	Output is correct
31	Correct	2 ms	660 KB	Output is correct
32	Correct	2 ms	604 KB	Output is correct
33	Correct	2 ms	604 KB	Output is correct
34	Correct	2 ms	724 KB	Output is correct
35	Correct	2 ms	696 KB	Output is correct
36	Correct	2 ms	604 KB	Output is correct
37	Correct	2 ms	604 KB	Output is correct
38	Correct	2 ms	604 KB	Output is correct
39	Correct	2 ms	604 KB	Output is correct
40	Correct	2 ms	604 KB	Output is correct
41	Correct	2 ms	600 KB	Output is correct
42	Correct	2 ms	604 KB	Output is correct
43	Correct	2 ms	700 KB	Output is correct
44	Correct	2 ms	604 KB	Output is correct
45	Correct	2 ms	604 KB	Output is correct
46	Correct	2 ms	600 KB	Output is correct
47	Correct	2 ms	704 KB	Output is correct
48	Correct	2 ms	600 KB	Output is correct
49	Correct	2 ms	856 KB	Output is correct
50	Correct	2 ms	680 KB	Output is correct
51	Correct	2 ms	612 KB	Output is correct
52	Correct	149 ms	36384 KB	Output is correct
53	Correct	155 ms	36576 KB	Output is correct
54	Correct	154 ms	36388 KB	Output is correct
55	Correct	158 ms	36432 KB	Output is correct
56	Correct	161 ms	36492 KB	Output is correct
57	Correct	165 ms	36436 KB	Output is correct
58	Correct	160 ms	36360 KB	Output is correct
59	Correct	161 ms	36356 KB	Output is correct
60	Correct	157 ms	36456 KB	Output is correct
61	Correct	159 ms	36256 KB	Output is correct
62	Correct	161 ms	36624 KB	Output is correct
63	Correct	163 ms	36384 KB	Output is correct
64	Correct	152 ms	36492 KB	Output is correct
65	Correct	147 ms	36384 KB	Output is correct
66	Correct	154 ms	36748 KB	Output is correct
67	Correct	173 ms	36360 KB	Output is correct
68	Correct	143 ms	36488 KB	Output is correct

Submission #924821

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