oj.uz

Submission #472572

# Submission time Handle Problem Language Result Execution time Memory
472572 2021-09-13T18:15:26 Z ZaZo_ Political Development (BOI17_politicaldevelopment) C++14
16 / 100
 275 ms 399732 KB 
#include <bits/stdc++.h>
#define ZAZO ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define int long long
using namespace std;
vector<int>edges[50001];
int vis[50001]={0};
int ed[5001][5001];
int mx=1,n,k;
int32_t main() {
  ZAZO
  cin >> n >> k ;
  memset(ed,0,sizeof ed);
  for(int i = 0 ; i < n ; i ++)
  {
    int d;
    cin>>d;
    for(int j = 0 ; j < d ; j ++)
    {
      mx=2;
      int x; cin>>x;
      edges[i].push_back(x);
      edges[x].push_back(i);
      ed[i][x]=1;
      ed[x][i]=1;
    }
  }
  for(int i = 0 ; i < n ; i ++)
  {
    for(int j = 0 ; j < edges[i].size() ; j ++)
    {
      for(int p = j+1 ; p < edges[i].size(); p++)
      {
        int flg=0;
        int p1 = edges[i][j] , p2 = edges[i][p];
        if(ed[p1][p2])
        {
          mx=max(mx,3ll);
          flg=1;
        }
        if(!flg||mx>=k) continue;
        for(int k = j+2 ; k < edges[i].size(); k++)
        {
          int flg1=0,p3 = edges[i][k] , p4 = edges[i][p];
          if(ed[p3][p4]&&ed[p3][p1])
          {
            mx=max(mx,4ll);
            flg1=1;
          }
          if(!flg1||mx>=k) continue;
          for(int kk = j+3 ; kk<edges[i].size() ; kk++)
          {
            int flg2=0,p5 = edges[i][kk] , p6 = edges[i][k];
            if(ed[p5][p6]&&ed[p5][p4]&&ed[p5][p1])
            {
              mx=max(mx,5ll);
              cout<<"5"<<endl;
              return 0;
            }
          }
        }
      }
    }
  }
  cout<<mx<<endl;
}

Compilation message

politicaldevelopment.cpp: In function 'int32_t main()':
politicaldevelopment.cpp:29:23: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   29 |     for(int j = 0 ; j < edges[i].size() ; j ++)
      |                     ~~^~~~~~~~~~~~~~~~~
politicaldevelopment.cpp:31:27: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   31 |       for(int p = j+1 ; p < edges[i].size(); p++)
      |                         ~~^~~~~~~~~~~~~~~~~
politicaldevelopment.cpp:41:29: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   41 |         for(int k = j+2 ; k < edges[i].size(); k++)
      |                           ~~^~~~~~~~~~~~~~~~~
politicaldevelopment.cpp:50:32: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   50 |           for(int kk = j+3 ; kk<edges[i].size() ; kk++)
      |                              ~~^~~~~~~~~~~~~~~~
politicaldevelopment.cpp:52:17: warning: unused variable 'flg2' [-Wunused-variable]
   52 |             int flg2=0,p5 = edges[i][kk] , p6 = edges[i][k];
      |                 ^~~~

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 85 ms 197188 KB Output is correct
2 Correct 82 ms 197148 KB Output is correct
3 Correct 87 ms 197452 KB Output is correct
4 Correct 178 ms 197476 KB Output is correct
5 Correct 177 ms 197492 KB Output is correct
6 Correct 90 ms 197576 KB Output is correct
7 Correct 91 ms 197608 KB Output is correct
8 Correct 82 ms 197224 KB Output is correct
9 Correct 87 ms 197180 KB Output is correct
10 Correct 83 ms 197248 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 85 ms 197188 KB Output is correct
2 Correct 82 ms 197148 KB Output is correct
3 Correct 87 ms 197452 KB Output is correct
4 Correct 178 ms 197476 KB Output is correct
5 Correct 177 ms 197492 KB Output is correct
6 Correct 90 ms 197576 KB Output is correct
7 Correct 91 ms 197608 KB Output is correct
8 Correct 82 ms 197224 KB Output is correct
9 Correct 87 ms 197180 KB Output is correct
10 Correct 83 ms 197248 KB Output is correct
11 Correct 169 ms 197476 KB Output is correct
12 Correct 172 ms 197572 KB Output is correct
13 Correct 84 ms 197148 KB Output is correct
14 Correct 184 ms 197456 KB Output is correct
15 Correct 85 ms 197188 KB Output is correct
16 Correct 91 ms 197572 KB Output is correct
17 Correct 85 ms 197144 KB Output is correct
18 Correct 96 ms 197700 KB Output is correct
19 Correct 86 ms 197304 KB Output is correct
20 Correct 88 ms 197340 KB Output is correct
21 Correct 84 ms 197316 KB Output is correct
22 Correct 83 ms 197212 KB Output is correct
23 Correct 89 ms 197544 KB Output is correct
24 Correct 85 ms 197232 KB Output is correct
25 Correct 95 ms 197560 KB Output is correct
26 Correct 91 ms 197488 KB Output is correct
27 Correct 97 ms 197444 KB Output is correct
28 Correct 87 ms 197552 KB Output is correct
29 Correct 87 ms 197500 KB Output is correct
30 Correct 128 ms 197488 KB Output is correct
31 Correct 89 ms 197532 KB Output is correct
32 Correct 142 ms 197588 KB Output is correct
33 Correct 91 ms 197616 KB Output is correct
34 Correct 88 ms 197640 KB Output is correct
35 Correct 89 ms 197428 KB Output is correct
36 Correct 89 ms 197380 KB Output is correct
37 Correct 87 ms 197444 KB Output is correct
38 Correct 85 ms 197284 KB Output is correct
39 Correct 88 ms 197312 KB Output is correct
40 Correct 91 ms 197708 KB Output is correct
41 Correct 86 ms 197264 KB Output is correct
42 Correct 92 ms 197692 KB Output is correct
43 Correct 91 ms 197680 KB Output is correct

Subtask #3
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 84 ms 197204 KB Output is correct
2 Correct 87 ms 197188 KB Output is correct
3 Correct 88 ms 197208 KB Output is correct
4 Correct 86 ms 197144 KB Output is correct
5 Correct 84 ms 197152 KB Output is correct
6 Correct 83 ms 197236 KB Output is correct
7 Correct 85 ms 197376 KB Output is correct
8 Correct 84 ms 197240 KB Output is correct
9 Correct 83 ms 197144 KB Output is correct
10 Correct 84 ms 197248 KB Output is correct
11 Runtime error 273 ms 399732 KB Execution killed with signal 11
12 Halted 0 ms 0 KB -

Subtask #4
0 / 38.0

# Verdict Execution time Memory Grader output
1 Correct 85 ms 197188 KB Output is correct
2 Correct 82 ms 197148 KB Output is correct
3 Correct 87 ms 197452 KB Output is correct
4 Correct 178 ms 197476 KB Output is correct
5 Correct 177 ms 197492 KB Output is correct
6 Correct 90 ms 197576 KB Output is correct
7 Correct 91 ms 197608 KB Output is correct
8 Correct 82 ms 197224 KB Output is correct
9 Correct 87 ms 197180 KB Output is correct
10 Correct 83 ms 197248 KB Output is correct
11 Correct 169 ms 197476 KB Output is correct
12 Correct 172 ms 197572 KB Output is correct
13 Correct 84 ms 197148 KB Output is correct
14 Correct 184 ms 197456 KB Output is correct
15 Correct 85 ms 197188 KB Output is correct
16 Correct 91 ms 197572 KB Output is correct
17 Correct 85 ms 197144 KB Output is correct
18 Correct 96 ms 197700 KB Output is correct
19 Correct 86 ms 197304 KB Output is correct
20 Correct 88 ms 197340 KB Output is correct
21 Correct 84 ms 197316 KB Output is correct
22 Correct 83 ms 197212 KB Output is correct
23 Correct 89 ms 197544 KB Output is correct
24 Correct 85 ms 197232 KB Output is correct
25 Correct 95 ms 197560 KB Output is correct
26 Correct 91 ms 197488 KB Output is correct
27 Correct 97 ms 197444 KB Output is correct
28 Correct 87 ms 197552 KB Output is correct
29 Correct 87 ms 197500 KB Output is correct
30 Correct 128 ms 197488 KB Output is correct
31 Correct 89 ms 197532 KB Output is correct
32 Correct 142 ms 197588 KB Output is correct
33 Correct 91 ms 197616 KB Output is correct
34 Correct 88 ms 197640 KB Output is correct
35 Correct 89 ms 197428 KB Output is correct
36 Correct 89 ms 197380 KB Output is correct
37 Correct 87 ms 197444 KB Output is correct
38 Correct 85 ms 197284 KB Output is correct
39 Correct 88 ms 197312 KB Output is correct
40 Correct 91 ms 197708 KB Output is correct
41 Correct 86 ms 197264 KB Output is correct
42 Correct 92 ms 197692 KB Output is correct
43 Correct 91 ms 197680 KB Output is correct
44 Incorrect 95 ms 197996 KB Output isn't correct
45 Halted 0 ms 0 KB -

Subtask #5
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 85 ms 197188 KB Output is correct
2 Correct 82 ms 197148 KB Output is correct
3 Correct 87 ms 197452 KB Output is correct
4 Correct 178 ms 197476 KB Output is correct
5 Correct 177 ms 197492 KB Output is correct
6 Correct 90 ms 197576 KB Output is correct
7 Correct 91 ms 197608 KB Output is correct
8 Correct 82 ms 197224 KB Output is correct
9 Correct 87 ms 197180 KB Output is correct
10 Correct 83 ms 197248 KB Output is correct
11 Correct 169 ms 197476 KB Output is correct
12 Correct 172 ms 197572 KB Output is correct
13 Correct 84 ms 197148 KB Output is correct
14 Correct 184 ms 197456 KB Output is correct
15 Correct 85 ms 197188 KB Output is correct
16 Correct 91 ms 197572 KB Output is correct
17 Correct 85 ms 197144 KB Output is correct
18 Correct 96 ms 197700 KB Output is correct
19 Correct 86 ms 197304 KB Output is correct
20 Correct 88 ms 197340 KB Output is correct
21 Correct 84 ms 197316 KB Output is correct
22 Correct 83 ms 197212 KB Output is correct
23 Correct 89 ms 197544 KB Output is correct
24 Correct 85 ms 197232 KB Output is correct
25 Correct 95 ms 197560 KB Output is correct
26 Correct 91 ms 197488 KB Output is correct
27 Correct 97 ms 197444 KB Output is correct
28 Correct 87 ms 197552 KB Output is correct
29 Correct 87 ms 197500 KB Output is correct
30 Correct 128 ms 197488 KB Output is correct
31 Correct 89 ms 197532 KB Output is correct
32 Correct 142 ms 197588 KB Output is correct
33 Correct 91 ms 197616 KB Output is correct
34 Correct 88 ms 197640 KB Output is correct
35 Correct 89 ms 197428 KB Output is correct
36 Correct 89 ms 197380 KB Output is correct
37 Correct 87 ms 197444 KB Output is correct
38 Correct 85 ms 197284 KB Output is correct
39 Correct 88 ms 197312 KB Output is correct
40 Correct 91 ms 197708 KB Output is correct
41 Correct 86 ms 197264 KB Output is correct
42 Correct 92 ms 197692 KB Output is correct
43 Correct 91 ms 197680 KB Output is correct
44 Correct 83 ms 197152 KB Output is correct
45 Runtime error 275 ms 399684 KB Execution killed with signal 11
46 Halted 0 ms 0 KB -