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Submission #994474

# Submission time Handle Problem Language Result Execution time Memory
994474 2024-06-07T17:01:09 Z amine_aroua Political Development (BOI17_politicaldevelopment) C++17
39 / 100
 326 ms 309536 KB 
#include <bits/stdc++.h>
//#pragma GCC optimize("O3")
//#pragma GCC optimize("unroll-loops")
using namespace std;
#define int long long
#define pb push_back
#define nl '\n'
#define fore(i, y) for(int i = 0; i < y; i++)
#define forr(i, x, y) for(int i = x;i<=y;i++)
#define forn(i, y, x) for(int i = y; i >= x; i--)
const int N = 50000;
vector<bitset<N>> adj(N , 0);
int n , k;
bitset<N> cur = 0;
//bool done[N];
int maxClique(int i)
{
    cur = adj[i];
    int last = i;
    int cnt = 0;
    while(true)
    {
        cnt++;
        cur&=adj[last];
        int before = last;
        for(int j = cur._Find_first() ; j < N ; j = cur._Find_next(j))
        {
//            if(done[j])
//                continue;
            last = j;
            break;
        }
        if(before == last)
            break;
    }
    return cnt;
}
signed main() {
//    ios::sync_with_stdio(0);
//    cin.tie(0);
//    cout.tie(0);
    mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
    cin>>n>>k;

    fore(i , n)
    {
        int d;
        cin>>d;
        fore(j , d)
        {
            int x;
            cin>>x;
            if(x != i)
                adj[i][x] = 1;
        }
    }
    int best = 0;
    vector<int> p(n);
    fore(i , n)
        p[i] = i;
    shuffle(p.begin() , p.end() , rng);
    fore(i , n)
    {
        best = max(best , maxClique(p[i]));
//        done[p[i]] = 1;
    }
    cout<<best<<nl;
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 87 ms 306260 KB Output is correct
2 Correct 84 ms 306260 KB Output is correct
3 Correct 100 ms 306516 KB Output is correct
4 Correct 96 ms 306516 KB Output is correct
5 Correct 92 ms 306328 KB Output is correct
6 Correct 100 ms 306520 KB Output is correct
7 Correct 96 ms 306516 KB Output is correct
8 Correct 87 ms 306340 KB Output is correct
9 Correct 88 ms 306428 KB Output is correct
10 Correct 95 ms 306516 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 87 ms 306260 KB Output is correct
2 Correct 84 ms 306260 KB Output is correct
3 Correct 100 ms 306516 KB Output is correct
4 Correct 96 ms 306516 KB Output is correct
5 Correct 92 ms 306328 KB Output is correct
6 Correct 100 ms 306520 KB Output is correct
7 Correct 96 ms 306516 KB Output is correct
8 Correct 87 ms 306340 KB Output is correct
9 Correct 88 ms 306428 KB Output is correct
10 Correct 95 ms 306516 KB Output is correct
11 Correct 97 ms 306488 KB Output is correct
12 Correct 96 ms 306444 KB Output is correct
13 Correct 84 ms 306448 KB Output is correct
14 Correct 102 ms 306316 KB Output is correct
15 Correct 85 ms 306256 KB Output is correct
16 Correct 100 ms 306344 KB Output is correct
17 Correct 87 ms 306260 KB Output is correct
18 Correct 96 ms 306448 KB Output is correct
19 Correct 92 ms 306512 KB Output is correct
20 Correct 95 ms 306376 KB Output is correct
21 Correct 97 ms 306516 KB Output is correct
22 Correct 98 ms 306516 KB Output is correct
23 Correct 98 ms 306512 KB Output is correct
24 Correct 90 ms 306516 KB Output is correct
25 Correct 101 ms 306512 KB Output is correct
26 Correct 93 ms 306516 KB Output is correct
27 Correct 97 ms 306512 KB Output is correct
28 Correct 101 ms 306528 KB Output is correct
29 Correct 97 ms 306512 KB Output is correct
30 Correct 97 ms 306452 KB Output is correct
31 Correct 97 ms 306512 KB Output is correct
32 Correct 95 ms 306516 KB Output is correct
33 Correct 100 ms 306508 KB Output is correct
34 Correct 98 ms 306516 KB Output is correct
35 Correct 96 ms 306512 KB Output is correct
36 Correct 96 ms 306428 KB Output is correct
37 Correct 89 ms 306424 KB Output is correct
38 Correct 92 ms 306512 KB Output is correct
39 Correct 92 ms 306320 KB Output is correct
40 Correct 92 ms 306512 KB Output is correct
41 Correct 91 ms 306360 KB Output is correct
42 Correct 100 ms 306392 KB Output is correct
43 Correct 97 ms 306312 KB Output is correct

Subtask #3
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 99 ms 306512 KB Output is correct
2 Correct 86 ms 306260 KB Output is correct
3 Correct 91 ms 306284 KB Output is correct
4 Correct 89 ms 306452 KB Output is correct
5 Correct 89 ms 306376 KB Output is correct
6 Correct 84 ms 306256 KB Output is correct
7 Correct 87 ms 306260 KB Output is correct
8 Correct 83 ms 306404 KB Output is correct
9 Correct 89 ms 306256 KB Output is correct
10 Correct 93 ms 306480 KB Output is correct
11 Correct 309 ms 309536 KB Output is correct
12 Correct 89 ms 306260 KB Output is correct
13 Correct 308 ms 309400 KB Output is correct
14 Correct 92 ms 306356 KB Output is correct
15 Correct 307 ms 309328 KB Output is correct
16 Correct 304 ms 309328 KB Output is correct
17 Correct 323 ms 309440 KB Output is correct
18 Correct 326 ms 309328 KB Output is correct

Subtask #4
0 / 38.0

# Verdict Execution time Memory Grader output
1 Correct 87 ms 306260 KB Output is correct
2 Correct 84 ms 306260 KB Output is correct
3 Correct 100 ms 306516 KB Output is correct
4 Correct 96 ms 306516 KB Output is correct
5 Correct 92 ms 306328 KB Output is correct
6 Correct 100 ms 306520 KB Output is correct
7 Correct 96 ms 306516 KB Output is correct
8 Correct 87 ms 306340 KB Output is correct
9 Correct 88 ms 306428 KB Output is correct
10 Correct 95 ms 306516 KB Output is correct
11 Correct 97 ms 306488 KB Output is correct
12 Correct 96 ms 306444 KB Output is correct
13 Correct 84 ms 306448 KB Output is correct
14 Correct 102 ms 306316 KB Output is correct
15 Correct 85 ms 306256 KB Output is correct
16 Correct 100 ms 306344 KB Output is correct
17 Correct 87 ms 306260 KB Output is correct
18 Correct 96 ms 306448 KB Output is correct
19 Correct 92 ms 306512 KB Output is correct
20 Correct 95 ms 306376 KB Output is correct
21 Correct 97 ms 306516 KB Output is correct
22 Correct 98 ms 306516 KB Output is correct
23 Correct 98 ms 306512 KB Output is correct
24 Correct 90 ms 306516 KB Output is correct
25 Correct 101 ms 306512 KB Output is correct
26 Correct 93 ms 306516 KB Output is correct
27 Correct 97 ms 306512 KB Output is correct
28 Correct 101 ms 306528 KB Output is correct
29 Correct 97 ms 306512 KB Output is correct
30 Correct 97 ms 306452 KB Output is correct
31 Correct 97 ms 306512 KB Output is correct
32 Correct 95 ms 306516 KB Output is correct
33 Correct 100 ms 306508 KB Output is correct
34 Correct 98 ms 306516 KB Output is correct
35 Correct 96 ms 306512 KB Output is correct
36 Correct 96 ms 306428 KB Output is correct
37 Correct 89 ms 306424 KB Output is correct
38 Correct 92 ms 306512 KB Output is correct
39 Correct 92 ms 306320 KB Output is correct
40 Correct 92 ms 306512 KB Output is correct
41 Correct 91 ms 306360 KB Output is correct
42 Correct 100 ms 306392 KB Output is correct
43 Correct 97 ms 306312 KB Output is correct
44 Correct 124 ms 306316 KB Output is correct
45 Correct 88 ms 306256 KB Output is correct
46 Correct 102 ms 306492 KB Output is correct
47 Incorrect 106 ms 306512 KB Output isn't correct
48 Halted 0 ms 0 KB -

Subtask #5
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 87 ms 306260 KB Output is correct
2 Correct 84 ms 306260 KB Output is correct
3 Correct 100 ms 306516 KB Output is correct
4 Correct 96 ms 306516 KB Output is correct
5 Correct 92 ms 306328 KB Output is correct
6 Correct 100 ms 306520 KB Output is correct
7 Correct 96 ms 306516 KB Output is correct
8 Correct 87 ms 306340 KB Output is correct
9 Correct 88 ms 306428 KB Output is correct
10 Correct 95 ms 306516 KB Output is correct
11 Correct 97 ms 306488 KB Output is correct
12 Correct 96 ms 306444 KB Output is correct
13 Correct 84 ms 306448 KB Output is correct
14 Correct 102 ms 306316 KB Output is correct
15 Correct 85 ms 306256 KB Output is correct
16 Correct 100 ms 306344 KB Output is correct
17 Correct 87 ms 306260 KB Output is correct
18 Correct 96 ms 306448 KB Output is correct
19 Correct 92 ms 306512 KB Output is correct
20 Correct 95 ms 306376 KB Output is correct
21 Correct 97 ms 306516 KB Output is correct
22 Correct 98 ms 306516 KB Output is correct
23 Correct 98 ms 306512 KB Output is correct
24 Correct 90 ms 306516 KB Output is correct
25 Correct 101 ms 306512 KB Output is correct
26 Correct 93 ms 306516 KB Output is correct
27 Correct 97 ms 306512 KB Output is correct
28 Correct 101 ms 306528 KB Output is correct
29 Correct 97 ms 306512 KB Output is correct
30 Correct 97 ms 306452 KB Output is correct
31 Correct 97 ms 306512 KB Output is correct
32 Correct 95 ms 306516 KB Output is correct
33 Correct 100 ms 306508 KB Output is correct
34 Correct 98 ms 306516 KB Output is correct
35 Correct 96 ms 306512 KB Output is correct
36 Correct 96 ms 306428 KB Output is correct
37 Correct 89 ms 306424 KB Output is correct
38 Correct 92 ms 306512 KB Output is correct
39 Correct 92 ms 306320 KB Output is correct
40 Correct 92 ms 306512 KB Output is correct
41 Correct 91 ms 306360 KB Output is correct
42 Correct 100 ms 306392 KB Output is correct
43 Correct 97 ms 306312 KB Output is correct
44 Correct 88 ms 306440 KB Output is correct
45 Incorrect 292 ms 306772 KB Output isn't correct
46 Halted 0 ms 0 KB -