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Submission #997652

# Submission time Handle Problem Language Result Execution time Memory
997652 2024-06-12T16:15:38 Z amine_aroua Political Development (BOI17_politicaldevelopment) C++17
62 / 100
 931 ms 309200 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--)
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
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];
        vector<int> candidates;
        for(int j = cur._Find_first() ; (int)candidates.size() < 10 && j < N ; j = cur._Find_next(j))
        {
            candidates.pb(j);
        }
        if(candidates.empty())
            break;
        last = candidates[uniform_int_distribution<int>(0 , (int)candidates.size() - 1)(rng)];
    }
    return cnt;
}
signed main() {
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
 
    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;
    fore(i , 5 * n)
    {
        best = max(best , maxClique(i%n));
    }
    cout<<best<<nl;
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 74 ms 306512 KB Output is correct
2 Correct 72 ms 306448 KB Output is correct
3 Correct 101 ms 306516 KB Output is correct
4 Correct 102 ms 306520 KB Output is correct
5 Correct 94 ms 306400 KB Output is correct
6 Correct 99 ms 306596 KB Output is correct
7 Correct 97 ms 306520 KB Output is correct
8 Correct 83 ms 306384 KB Output is correct
9 Correct 71 ms 306296 KB Output is correct
10 Correct 94 ms 306484 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 74 ms 306512 KB Output is correct
2 Correct 72 ms 306448 KB Output is correct
3 Correct 101 ms 306516 KB Output is correct
4 Correct 102 ms 306520 KB Output is correct
5 Correct 94 ms 306400 KB Output is correct
6 Correct 99 ms 306596 KB Output is correct
7 Correct 97 ms 306520 KB Output is correct
8 Correct 83 ms 306384 KB Output is correct
9 Correct 71 ms 306296 KB Output is correct
10 Correct 94 ms 306484 KB Output is correct
11 Correct 129 ms 306516 KB Output is correct
12 Correct 96 ms 306512 KB Output is correct
13 Correct 87 ms 306396 KB Output is correct
14 Correct 93 ms 306604 KB Output is correct
15 Correct 81 ms 306512 KB Output is correct
16 Correct 96 ms 306516 KB Output is correct
17 Correct 92 ms 306512 KB Output is correct
18 Correct 95 ms 306580 KB Output is correct
19 Correct 89 ms 306516 KB Output is correct
20 Correct 94 ms 306512 KB Output is correct
21 Correct 97 ms 306528 KB Output is correct
22 Correct 84 ms 306512 KB Output is correct
23 Correct 101 ms 306508 KB Output is correct
24 Correct 91 ms 306516 KB Output is correct
25 Correct 98 ms 306516 KB Output is correct
26 Correct 104 ms 306588 KB Output is correct
27 Correct 100 ms 306512 KB Output is correct
28 Correct 101 ms 306484 KB Output is correct
29 Correct 100 ms 306516 KB Output is correct
30 Correct 96 ms 306496 KB Output is correct
31 Correct 109 ms 306516 KB Output is correct
32 Correct 105 ms 306516 KB Output is correct
33 Correct 104 ms 306576 KB Output is correct
34 Correct 102 ms 306468 KB Output is correct
35 Correct 85 ms 306512 KB Output is correct
36 Correct 93 ms 306616 KB Output is correct
37 Correct 84 ms 306520 KB Output is correct
38 Correct 98 ms 306516 KB Output is correct
39 Correct 77 ms 306516 KB Output is correct
40 Correct 102 ms 306524 KB Output is correct
41 Correct 77 ms 306460 KB Output is correct
42 Correct 100 ms 306512 KB Output is correct
43 Correct 100 ms 306516 KB Output is correct

Subtask #3
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 91 ms 306392 KB Output is correct
2 Correct 77 ms 306464 KB Output is correct
3 Correct 72 ms 306388 KB Output is correct
4 Correct 74 ms 306296 KB Output is correct
5 Correct 71 ms 306312 KB Output is correct
6 Correct 77 ms 306468 KB Output is correct
7 Correct 73 ms 306512 KB Output is correct
8 Correct 72 ms 306360 KB Output is correct
9 Correct 74 ms 306516 KB Output is correct
10 Correct 71 ms 306332 KB Output is correct
11 Correct 573 ms 309072 KB Output is correct
12 Correct 77 ms 306516 KB Output is correct
13 Correct 546 ms 309200 KB Output is correct
14 Correct 71 ms 306516 KB Output is correct
15 Correct 562 ms 309072 KB Output is correct
16 Correct 559 ms 309072 KB Output is correct
17 Correct 556 ms 309016 KB Output is correct
18 Correct 591 ms 309076 KB Output is correct

Subtask #4
0 / 38.0

# Verdict Execution time Memory Grader output
1 Correct 74 ms 306512 KB Output is correct
2 Correct 72 ms 306448 KB Output is correct
3 Correct 101 ms 306516 KB Output is correct
4 Correct 102 ms 306520 KB Output is correct
5 Correct 94 ms 306400 KB Output is correct
6 Correct 99 ms 306596 KB Output is correct
7 Correct 97 ms 306520 KB Output is correct
8 Correct 83 ms 306384 KB Output is correct
9 Correct 71 ms 306296 KB Output is correct
10 Correct 94 ms 306484 KB Output is correct
11 Correct 129 ms 306516 KB Output is correct
12 Correct 96 ms 306512 KB Output is correct
13 Correct 87 ms 306396 KB Output is correct
14 Correct 93 ms 306604 KB Output is correct
15 Correct 81 ms 306512 KB Output is correct
16 Correct 96 ms 306516 KB Output is correct
17 Correct 92 ms 306512 KB Output is correct
18 Correct 95 ms 306580 KB Output is correct
19 Correct 89 ms 306516 KB Output is correct
20 Correct 94 ms 306512 KB Output is correct
21 Correct 97 ms 306528 KB Output is correct
22 Correct 84 ms 306512 KB Output is correct
23 Correct 101 ms 306508 KB Output is correct
24 Correct 91 ms 306516 KB Output is correct
25 Correct 98 ms 306516 KB Output is correct
26 Correct 104 ms 306588 KB Output is correct
27 Correct 100 ms 306512 KB Output is correct
28 Correct 101 ms 306484 KB Output is correct
29 Correct 100 ms 306516 KB Output is correct
30 Correct 96 ms 306496 KB Output is correct
31 Correct 109 ms 306516 KB Output is correct
32 Correct 105 ms 306516 KB Output is correct
33 Correct 104 ms 306576 KB Output is correct
34 Correct 102 ms 306468 KB Output is correct
35 Correct 85 ms 306512 KB Output is correct
36 Correct 93 ms 306616 KB Output is correct
37 Correct 84 ms 306520 KB Output is correct
38 Correct 98 ms 306516 KB Output is correct
39 Correct 77 ms 306516 KB Output is correct
40 Correct 102 ms 306524 KB Output is correct
41 Correct 77 ms 306460 KB Output is correct
42 Correct 100 ms 306512 KB Output is correct
43 Correct 100 ms 306516 KB Output is correct
44 Correct 194 ms 306756 KB Output is correct
45 Correct 74 ms 306392 KB Output is correct
46 Correct 116 ms 306408 KB Output is correct
47 Correct 114 ms 306516 KB Output is correct
48 Correct 117 ms 306516 KB Output is correct
49 Incorrect 114 ms 306516 KB Output isn't correct
50 Halted 0 ms 0 KB -

Subtask #5
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 74 ms 306512 KB Output is correct
2 Correct 72 ms 306448 KB Output is correct
3 Correct 101 ms 306516 KB Output is correct
4 Correct 102 ms 306520 KB Output is correct
5 Correct 94 ms 306400 KB Output is correct
6 Correct 99 ms 306596 KB Output is correct
7 Correct 97 ms 306520 KB Output is correct
8 Correct 83 ms 306384 KB Output is correct
9 Correct 71 ms 306296 KB Output is correct
10 Correct 94 ms 306484 KB Output is correct
11 Correct 129 ms 306516 KB Output is correct
12 Correct 96 ms 306512 KB Output is correct
13 Correct 87 ms 306396 KB Output is correct
14 Correct 93 ms 306604 KB Output is correct
15 Correct 81 ms 306512 KB Output is correct
16 Correct 96 ms 306516 KB Output is correct
17 Correct 92 ms 306512 KB Output is correct
18 Correct 95 ms 306580 KB Output is correct
19 Correct 89 ms 306516 KB Output is correct
20 Correct 94 ms 306512 KB Output is correct
21 Correct 97 ms 306528 KB Output is correct
22 Correct 84 ms 306512 KB Output is correct
23 Correct 101 ms 306508 KB Output is correct
24 Correct 91 ms 306516 KB Output is correct
25 Correct 98 ms 306516 KB Output is correct
26 Correct 104 ms 306588 KB Output is correct
27 Correct 100 ms 306512 KB Output is correct
28 Correct 101 ms 306484 KB Output is correct
29 Correct 100 ms 306516 KB Output is correct
30 Correct 96 ms 306496 KB Output is correct
31 Correct 109 ms 306516 KB Output is correct
32 Correct 105 ms 306516 KB Output is correct
33 Correct 104 ms 306576 KB Output is correct
34 Correct 102 ms 306468 KB Output is correct
35 Correct 85 ms 306512 KB Output is correct
36 Correct 93 ms 306616 KB Output is correct
37 Correct 84 ms 306520 KB Output is correct
38 Correct 98 ms 306516 KB Output is correct
39 Correct 77 ms 306516 KB Output is correct
40 Correct 102 ms 306524 KB Output is correct
41 Correct 77 ms 306460 KB Output is correct
42 Correct 100 ms 306512 KB Output is correct
43 Correct 100 ms 306516 KB Output is correct
44 Correct 94 ms 306512 KB Output is correct
45 Correct 531 ms 308564 KB Output is correct
46 Correct 528 ms 307788 KB Output is correct
47 Correct 577 ms 308636 KB Output is correct
48 Correct 545 ms 308560 KB Output is correct
49 Correct 364 ms 307516 KB Output is correct
50 Correct 391 ms 309200 KB Output is correct
51 Correct 538 ms 308560 KB Output is correct
52 Correct 419 ms 307540 KB Output is correct
53 Correct 342 ms 307460 KB Output is correct
54 Correct 262 ms 306804 KB Output is correct
55 Correct 381 ms 309072 KB Output is correct
56 Correct 455 ms 307244 KB Output is correct
57 Correct 372 ms 307536 KB Output is correct
58 Correct 931 ms 307796 KB Output is correct
59 Correct 458 ms 307384 KB Output is correct
60 Correct 464 ms 307280 KB Output is correct
61 Correct 885 ms 307796 KB Output is correct
62 Correct 671 ms 307544 KB Output is correct
63 Correct 529 ms 307792 KB Output is correct
64 Correct 458 ms 307304 KB Output is correct
65 Correct 555 ms 308052 KB Output is correct
66 Correct 708 ms 307832 KB Output is correct
67 Correct 527 ms 307796 KB Output is correct
68 Correct 517 ms 308052 KB Output is correct
69 Correct 576 ms 308076 KB Output is correct
70 Correct 516 ms 307588 KB Output is correct
71 Correct 562 ms 308052 KB Output is correct
72 Correct 465 ms 307720 KB Output is correct
73 Correct 529 ms 308308 KB Output is correct
74 Correct 470 ms 307536 KB Output is correct
75 Correct 285 ms 307304 KB Output is correct
76 Correct 435 ms 307720 KB Output is correct
77 Correct 525 ms 308304 KB Output is correct
78 Correct 283 ms 307284 KB Output is correct
79 Correct 284 ms 307300 KB Output is correct
80 Correct 159 ms 306776 KB Output is correct
81 Correct 280 ms 307284 KB Output is correct
82 Correct 516 ms 308048 KB Output is correct
83 Correct 155 ms 306792 KB Output is correct
84 Correct 502 ms 308144 KB Output is correct