oj.uz

Submission #878788

# Submission time Handle Problem Language Result Execution time Memory
878788 2023-11-25T08:32:22 Z 12345678 Construction of Highway (JOI18_construction) C++17
7 / 100
 2000 ms 600 KB 
#include <bits/stdc++.h>

using namespace std;

const int nx=1e5+5;
int n, c[nx], p[nx], u, v;

int main()
{
    cin.tie(NULL)->sync_with_stdio(false);
    p[1]=1;
    cin>>n;
    for (int i=1; i<=n; i++) cin>>c[i];
    for (int i=1; i<n; i++)
    {
        cin>>u>>v;
        p[v]=u;
        vector<int> tmp;
        while (p[u]!=u) tmp.push_back(c[u]), c[u]=c[v], u=p[u];
        tmp.push_back(c[1]);
        c[1]=c[v];
        int cnt=0;
        for (int j=0; j<tmp.size(); j++) for (int k=j+1; k<tmp.size(); k++) if (tmp[k]>tmp[j]) cnt++;
        cout<<cnt<<'\n';
    }
}

Compilation message

construction.cpp: In function 'int main()':
construction.cpp:23:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   23 |         for (int j=0; j<tmp.size(); j++) for (int k=j+1; k<tmp.size(); k++) if (tmp[k]>tmp[j]) cnt++;
      |                       ~^~~~~~~~~~~
construction.cpp:23:59: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   23 |         for (int j=0; j<tmp.size(); j++) for (int k=j+1; k<tmp.size(); k++) if (tmp[k]>tmp[j]) cnt++;
      |                                                          ~^~~~~~~~~~~

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 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 1 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 14 ms 348 KB Output is correct
9 Correct 14 ms 600 KB Output is correct
10 Correct 14 ms 348 KB Output is correct
11 Correct 4 ms 348 KB Output is correct
12 Correct 4 ms 348 KB Output is correct
13 Correct 4 ms 348 KB Output is correct
14 Correct 4 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 4 ms 492 KB Output is correct
20 Correct 4 ms 348 KB Output is correct
21 Correct 4 ms 348 KB Output is correct
22 Correct 0 ms 468 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 0 ms 472 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 14 ms 484 KB Output is correct
27 Correct 4 ms 348 KB Output is correct
28 Correct 4 ms 348 KB Output is correct
29 Correct 4 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 4 ms 488 KB Output is correct
33 Correct 2 ms 348 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 1 ms 476 KB Output is correct
36 Correct 2 ms 348 KB Output is correct
37 Correct 1 ms 480 KB Output is correct
38 Correct 1 ms 348 KB Output is correct
39 Correct 1 ms 472 KB Output is correct
40 Correct 1 ms 348 KB Output is correct
41 Correct 1 ms 348 KB Output is correct
42 Correct 1 ms 348 KB Output is correct
43 Correct 1 ms 348 KB Output is correct
44 Correct 1 ms 348 KB Output is correct

Subtask #2
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 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 1 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 14 ms 348 KB Output is correct
9 Correct 14 ms 600 KB Output is correct
10 Correct 14 ms 348 KB Output is correct
11 Correct 4 ms 348 KB Output is correct
12 Correct 4 ms 348 KB Output is correct
13 Correct 4 ms 348 KB Output is correct
14 Correct 4 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 4 ms 492 KB Output is correct
20 Correct 4 ms 348 KB Output is correct
21 Correct 4 ms 348 KB Output is correct
22 Correct 0 ms 468 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 0 ms 472 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 14 ms 484 KB Output is correct
27 Correct 4 ms 348 KB Output is correct
28 Correct 4 ms 348 KB Output is correct
29 Correct 4 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 4 ms 488 KB Output is correct
33 Correct 2 ms 348 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 1 ms 476 KB Output is correct
36 Correct 2 ms 348 KB Output is correct
37 Correct 1 ms 480 KB Output is correct
38 Correct 1 ms 348 KB Output is correct
39 Correct 1 ms 472 KB Output is correct
40 Correct 1 ms 348 KB Output is correct
41 Correct 1 ms 348 KB Output is correct
42 Correct 1 ms 348 KB Output is correct
43 Correct 1 ms 348 KB Output is correct
44 Correct 1 ms 348 KB Output is correct
45 Correct 1 ms 348 KB Output is correct
46 Correct 2 ms 476 KB Output is correct
47 Correct 2 ms 348 KB Output is correct
48 Correct 2 ms 348 KB Output is correct
49 Execution timed out 2091 ms 584 KB Time limit exceeded
50 Halted 0 ms 0 KB -

Subtask #3
0 / 84.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 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 1 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 14 ms 348 KB Output is correct
9 Correct 14 ms 600 KB Output is correct
10 Correct 14 ms 348 KB Output is correct
11 Correct 4 ms 348 KB Output is correct
12 Correct 4 ms 348 KB Output is correct
13 Correct 4 ms 348 KB Output is correct
14 Correct 4 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 4 ms 492 KB Output is correct
20 Correct 4 ms 348 KB Output is correct
21 Correct 4 ms 348 KB Output is correct
22 Correct 0 ms 468 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 0 ms 472 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 14 ms 484 KB Output is correct
27 Correct 4 ms 348 KB Output is correct
28 Correct 4 ms 348 KB Output is correct
29 Correct 4 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 4 ms 488 KB Output is correct
33 Correct 2 ms 348 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 1 ms 476 KB Output is correct
36 Correct 2 ms 348 KB Output is correct
37 Correct 1 ms 480 KB Output is correct
38 Correct 1 ms 348 KB Output is correct
39 Correct 1 ms 472 KB Output is correct
40 Correct 1 ms 348 KB Output is correct
41 Correct 1 ms 348 KB Output is correct
42 Correct 1 ms 348 KB Output is correct
43 Correct 1 ms 348 KB Output is correct
44 Correct 1 ms 348 KB Output is correct
45 Correct 1 ms 348 KB Output is correct
46 Correct 2 ms 476 KB Output is correct
47 Correct 2 ms 348 KB Output is correct
48 Correct 2 ms 348 KB Output is correct
49 Execution timed out 2091 ms 584 KB Time limit exceeded
50 Halted 0 ms 0 KB -