oj.uz

Submission #472574

# Submission time Handle Problem Language Result Execution time Memory
472574 2021-09-13T18:18:21 Z ZaZo_ Political Development (BOI17_politicaldevelopment) C++14
16 / 100
 282 ms 400344 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[5005][5005];
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 o = p+1 ; o < edges[i].size(); o++)
        {
          int flg1=0,p3 = edges[i][o] , 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 = o+1 ; kk<edges[i].size() ; kk++)
          {
            int flg2=0,p5 = edges[i][kk] , p6 = edges[i][o];
            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 o = p+1 ; o < edges[i].size(); o++)
      |                           ~~^~~~~~~~~~~~~~~~~
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 = o+1 ; 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][o];
      |                 ^~~~

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 83 ms 197572 KB Output is correct
2 Correct 83 ms 197512 KB Output is correct
3 Correct 89 ms 197764 KB Output is correct
4 Correct 220 ms 197828 KB Output is correct
5 Correct 217 ms 197772 KB Output is correct
6 Correct 96 ms 197828 KB Output is correct
7 Correct 93 ms 197888 KB Output is correct
8 Correct 82 ms 197516 KB Output is correct
9 Correct 83 ms 197596 KB Output is correct
10 Correct 82 ms 197568 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 83 ms 197572 KB Output is correct
2 Correct 83 ms 197512 KB Output is correct
3 Correct 89 ms 197764 KB Output is correct
4 Correct 220 ms 197828 KB Output is correct
5 Correct 217 ms 197772 KB Output is correct
6 Correct 96 ms 197828 KB Output is correct
7 Correct 93 ms 197888 KB Output is correct
8 Correct 82 ms 197516 KB Output is correct
9 Correct 83 ms 197596 KB Output is correct
10 Correct 82 ms 197568 KB Output is correct
11 Correct 214 ms 197760 KB Output is correct
12 Correct 215 ms 197876 KB Output is correct
13 Correct 83 ms 197444 KB Output is correct
14 Correct 228 ms 197792 KB Output is correct
15 Correct 82 ms 197448 KB Output is correct
16 Correct 93 ms 197800 KB Output is correct
17 Correct 83 ms 197444 KB Output is correct
18 Correct 94 ms 198080 KB Output is correct
19 Correct 82 ms 197548 KB Output is correct
20 Correct 84 ms 197712 KB Output is correct
21 Correct 84 ms 197672 KB Output is correct
22 Correct 83 ms 197520 KB Output is correct
23 Correct 92 ms 197956 KB Output is correct
24 Correct 83 ms 197444 KB Output is correct
25 Correct 89 ms 197856 KB Output is correct
26 Correct 89 ms 197848 KB Output is correct
27 Correct 87 ms 197828 KB Output is correct
28 Correct 88 ms 197828 KB Output is correct
29 Correct 88 ms 197960 KB Output is correct
30 Correct 147 ms 197916 KB Output is correct
31 Correct 90 ms 197912 KB Output is correct
32 Correct 143 ms 197840 KB Output is correct
33 Correct 90 ms 197860 KB Output is correct
34 Correct 90 ms 197872 KB Output is correct
35 Correct 87 ms 197696 KB Output is correct
36 Correct 87 ms 197700 KB Output is correct
37 Correct 86 ms 197704 KB Output is correct
38 Correct 87 ms 197644 KB Output is correct
39 Correct 86 ms 197700 KB Output is correct
40 Correct 93 ms 198024 KB Output is correct
41 Correct 93 ms 197700 KB Output is correct
42 Correct 94 ms 198080 KB Output is correct
43 Correct 93 ms 198044 KB Output is correct

Subtask #3
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 83 ms 197524 KB Output is correct
2 Correct 87 ms 197444 KB Output is correct
3 Correct 84 ms 197480 KB Output is correct
4 Correct 84 ms 197536 KB Output is correct
5 Correct 84 ms 197452 KB Output is correct
6 Correct 83 ms 197500 KB Output is correct
7 Correct 83 ms 197524 KB Output is correct
8 Correct 84 ms 197440 KB Output is correct
9 Correct 84 ms 197572 KB Output is correct
10 Correct 86 ms 197568 KB Output is correct
11 Runtime error 282 ms 400316 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 83 ms 197572 KB Output is correct
2 Correct 83 ms 197512 KB Output is correct
3 Correct 89 ms 197764 KB Output is correct
4 Correct 220 ms 197828 KB Output is correct
5 Correct 217 ms 197772 KB Output is correct
6 Correct 96 ms 197828 KB Output is correct
7 Correct 93 ms 197888 KB Output is correct
8 Correct 82 ms 197516 KB Output is correct
9 Correct 83 ms 197596 KB Output is correct
10 Correct 82 ms 197568 KB Output is correct
11 Correct 214 ms 197760 KB Output is correct
12 Correct 215 ms 197876 KB Output is correct
13 Correct 83 ms 197444 KB Output is correct
14 Correct 228 ms 197792 KB Output is correct
15 Correct 82 ms 197448 KB Output is correct
16 Correct 93 ms 197800 KB Output is correct
17 Correct 83 ms 197444 KB Output is correct
18 Correct 94 ms 198080 KB Output is correct
19 Correct 82 ms 197548 KB Output is correct
20 Correct 84 ms 197712 KB Output is correct
21 Correct 84 ms 197672 KB Output is correct
22 Correct 83 ms 197520 KB Output is correct
23 Correct 92 ms 197956 KB Output is correct
24 Correct 83 ms 197444 KB Output is correct
25 Correct 89 ms 197856 KB Output is correct
26 Correct 89 ms 197848 KB Output is correct
27 Correct 87 ms 197828 KB Output is correct
28 Correct 88 ms 197828 KB Output is correct
29 Correct 88 ms 197960 KB Output is correct
30 Correct 147 ms 197916 KB Output is correct
31 Correct 90 ms 197912 KB Output is correct
32 Correct 143 ms 197840 KB Output is correct
33 Correct 90 ms 197860 KB Output is correct
34 Correct 90 ms 197872 KB Output is correct
35 Correct 87 ms 197696 KB Output is correct
36 Correct 87 ms 197700 KB Output is correct
37 Correct 86 ms 197704 KB Output is correct
38 Correct 87 ms 197644 KB Output is correct
39 Correct 86 ms 197700 KB Output is correct
40 Correct 93 ms 198024 KB Output is correct
41 Correct 93 ms 197700 KB Output is correct
42 Correct 94 ms 198080 KB Output is correct
43 Correct 93 ms 198044 KB Output is correct
44 Incorrect 93 ms 198316 KB Output isn't correct
45 Halted 0 ms 0 KB -

Subtask #5
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 83 ms 197572 KB Output is correct
2 Correct 83 ms 197512 KB Output is correct
3 Correct 89 ms 197764 KB Output is correct
4 Correct 220 ms 197828 KB Output is correct
5 Correct 217 ms 197772 KB Output is correct
6 Correct 96 ms 197828 KB Output is correct
7 Correct 93 ms 197888 KB Output is correct
8 Correct 82 ms 197516 KB Output is correct
9 Correct 83 ms 197596 KB Output is correct
10 Correct 82 ms 197568 KB Output is correct
11 Correct 214 ms 197760 KB Output is correct
12 Correct 215 ms 197876 KB Output is correct
13 Correct 83 ms 197444 KB Output is correct
14 Correct 228 ms 197792 KB Output is correct
15 Correct 82 ms 197448 KB Output is correct
16 Correct 93 ms 197800 KB Output is correct
17 Correct 83 ms 197444 KB Output is correct
18 Correct 94 ms 198080 KB Output is correct
19 Correct 82 ms 197548 KB Output is correct
20 Correct 84 ms 197712 KB Output is correct
21 Correct 84 ms 197672 KB Output is correct
22 Correct 83 ms 197520 KB Output is correct
23 Correct 92 ms 197956 KB Output is correct
24 Correct 83 ms 197444 KB Output is correct
25 Correct 89 ms 197856 KB Output is correct
26 Correct 89 ms 197848 KB Output is correct
27 Correct 87 ms 197828 KB Output is correct
28 Correct 88 ms 197828 KB Output is correct
29 Correct 88 ms 197960 KB Output is correct
30 Correct 147 ms 197916 KB Output is correct
31 Correct 90 ms 197912 KB Output is correct
32 Correct 143 ms 197840 KB Output is correct
33 Correct 90 ms 197860 KB Output is correct
34 Correct 90 ms 197872 KB Output is correct
35 Correct 87 ms 197696 KB Output is correct
36 Correct 87 ms 197700 KB Output is correct
37 Correct 86 ms 197704 KB Output is correct
38 Correct 87 ms 197644 KB Output is correct
39 Correct 86 ms 197700 KB Output is correct
40 Correct 93 ms 198024 KB Output is correct
41 Correct 93 ms 197700 KB Output is correct
42 Correct 94 ms 198080 KB Output is correct
43 Correct 93 ms 198044 KB Output is correct
44 Correct 83 ms 197484 KB Output is correct
45 Runtime error 280 ms 400344 KB Execution killed with signal 11
46 Halted 0 ms 0 KB -