Submission #669848

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
669848	2022-12-07T13:34:08 Z	raysh07	Art Exhibition (JOI18_art)	C++17	100 / 100	215 ms	24972 KB

#include <bits/stdc++.h>
using namespace std;
#define int long long

mt19937_64 RNG(chrono::steady_clock::now().time_since_epoch().count());

void Solve() 
{
    int n;
    cin>>n;
    
    vector <pair<int, int>> v;
    int ma = 0;
    for (int i=0; i<n; i++)
    {
        int m, t;
        cin>>m>>t;
        v.push_back({m, t});
        ma = max(ma, t);
    }
    sort(v.begin(), v.end());
    int psum[n+1];
    psum[0] = 0;
    for (int i=1; i<=n; i++)
    {
        psum[i] = psum[i-1] + v[i-1].second;
    }
    
    //int ma = -1e9;
    int mi = 1e18;
    int pos = 0;
    for (int i=0; i<n; i++)
    {
        int v2 = psum[i]-v[i].first;
        int v1 = psum[i+1] - v[i].first;
        ma = max(ma, v1-mi);
        mi = min(mi, v2);
    }
    cout<<ma<<"\n";
}

int32_t main() 
{
    auto begin = std::chrono::high_resolution_clock::now();
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int t = 1;
    //cin >> t;
    for(int i = 1; i <= t; i++) 
    {
        //cout << "Case #" << i << ": ";
        Solve();
    }
    auto end = std::chrono::high_resolution_clock::now();
    auto elapsed = std::chrono::duration_cast<std::chrono::nanoseconds>(end - begin);
    cerr << "Time measured: " << elapsed.count() * 1e-9 << " seconds.\n"; 
    return 0;
}

Compilation message

art.cpp: In function 'void Solve()':
art.cpp:31:9: warning: unused variable 'pos' [-Wunused-variable]
   31 |     int pos = 0;
      |         ^~~

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	324 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	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	324 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	340 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	324 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	328 KB	Output is correct
21	Correct	1 ms	328 KB	Output is correct
22	Correct	1 ms	340 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	1 ms	328 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	1 ms	340 KB	Output is correct

Subtask #3
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	324 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	340 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	324 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	328 KB	Output is correct
21	Correct	1 ms	328 KB	Output is correct
22	Correct	1 ms	340 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	1 ms	328 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	1 ms	340 KB	Output is correct
27	Correct	2 ms	596 KB	Output is correct
28	Correct	2 ms	596 KB	Output is correct
29	Correct	3 ms	640 KB	Output is correct
30	Correct	2 ms	648 KB	Output is correct
31	Correct	2 ms	656 KB	Output is correct
32	Correct	4 ms	580 KB	Output is correct
33	Correct	4 ms	592 KB	Output is correct
34	Correct	3 ms	596 KB	Output is correct
35	Correct	2 ms	596 KB	Output is correct
36	Correct	4 ms	596 KB	Output is correct
37	Correct	3 ms	596 KB	Output is correct
38	Correct	3 ms	724 KB	Output is correct
39	Correct	3 ms	644 KB	Output is correct
40	Correct	2 ms	576 KB	Output is correct
41	Correct	2 ms	596 KB	Output is correct
42	Correct	2 ms	648 KB	Output is correct
43	Correct	3 ms	596 KB	Output is correct
44	Correct	2 ms	596 KB	Output is correct
45	Correct	3 ms	596 KB	Output is correct
46	Correct	2 ms	596 KB	Output is correct
47	Correct	2 ms	664 KB	Output is correct
48	Correct	2 ms	592 KB	Output is correct
49	Correct	2 ms	596 KB	Output is correct
50	Correct	4 ms	596 KB	Output is correct
51	Correct	5 ms	596 KB	Output is correct

Subtask #4
50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	324 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	340 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	324 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	328 KB	Output is correct
21	Correct	1 ms	328 KB	Output is correct
22	Correct	1 ms	340 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	1 ms	328 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	1 ms	340 KB	Output is correct
27	Correct	2 ms	596 KB	Output is correct
28	Correct	2 ms	596 KB	Output is correct
29	Correct	3 ms	640 KB	Output is correct
30	Correct	2 ms	648 KB	Output is correct
31	Correct	2 ms	656 KB	Output is correct
32	Correct	4 ms	580 KB	Output is correct
33	Correct	4 ms	592 KB	Output is correct
34	Correct	3 ms	596 KB	Output is correct
35	Correct	2 ms	596 KB	Output is correct
36	Correct	4 ms	596 KB	Output is correct
37	Correct	3 ms	596 KB	Output is correct
38	Correct	3 ms	724 KB	Output is correct
39	Correct	3 ms	644 KB	Output is correct
40	Correct	2 ms	576 KB	Output is correct
41	Correct	2 ms	596 KB	Output is correct
42	Correct	2 ms	648 KB	Output is correct
43	Correct	3 ms	596 KB	Output is correct
44	Correct	2 ms	596 KB	Output is correct
45	Correct	3 ms	596 KB	Output is correct
46	Correct	2 ms	596 KB	Output is correct
47	Correct	2 ms	664 KB	Output is correct
48	Correct	2 ms	592 KB	Output is correct
49	Correct	2 ms	596 KB	Output is correct
50	Correct	4 ms	596 KB	Output is correct
51	Correct	5 ms	596 KB	Output is correct
52	Correct	213 ms	24680 KB	Output is correct
53	Correct	198 ms	24744 KB	Output is correct
54	Correct	200 ms	24784 KB	Output is correct
55	Correct	181 ms	24772 KB	Output is correct
56	Correct	215 ms	24700 KB	Output is correct
57	Correct	188 ms	24940 KB	Output is correct
58	Correct	205 ms	24768 KB	Output is correct
59	Correct	189 ms	24780 KB	Output is correct
60	Correct	202 ms	24796 KB	Output is correct
61	Correct	172 ms	24756 KB	Output is correct
62	Correct	180 ms	24792 KB	Output is correct
63	Correct	187 ms	24764 KB	Output is correct
64	Correct	178 ms	24876 KB	Output is correct
65	Correct	174 ms	24844 KB	Output is correct
66	Correct	173 ms	24760 KB	Output is correct
67	Correct	175 ms	24972 KB	Output is correct
68	Correct	168 ms	24788 KB	Output is correct

Submission #669848

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