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답안 #994484

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
994484 2024-06-07T17:25:22 Z amine_aroua Political Development (BOI17_politicaldevelopment) C++17
100 / 100
 2020 ms 307872 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() ;  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 , 10 * n)
    {
        if(i % n == 0)
        {
            shuffle(p.begin() , p.end() , rng);
        }
        best = max(best , maxClique(p[i%n]));
    }
    cout<<best<<nl;
}

Subtask #1
4.0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 136 ms 306408 KB Output is correct
2 Correct 121 ms 306516 KB Output is correct
3 Correct 176 ms 306440 KB Output is correct
4 Correct 158 ms 306512 KB Output is correct
5 Correct 182 ms 306516 KB Output is correct
6 Correct 193 ms 306372 KB Output is correct
7 Correct 164 ms 306512 KB Output is correct
8 Correct 129 ms 306508 KB Output is correct
9 Correct 111 ms 306340 KB Output is correct
10 Correct 150 ms 306544 KB Output is correct

Subtask #2
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 136 ms 306408 KB Output is correct
2 Correct 121 ms 306516 KB Output is correct
3 Correct 176 ms 306440 KB Output is correct
4 Correct 158 ms 306512 KB Output is correct
5 Correct 182 ms 306516 KB Output is correct
6 Correct 193 ms 306372 KB Output is correct
7 Correct 164 ms 306512 KB Output is correct
8 Correct 129 ms 306508 KB Output is correct
9 Correct 111 ms 306340 KB Output is correct
10 Correct 150 ms 306544 KB Output is correct
11 Correct 165 ms 306548 KB Output is correct
12 Correct 160 ms 306600 KB Output is correct
13 Correct 110 ms 306516 KB Output is correct
14 Correct 170 ms 306508 KB Output is correct
15 Correct 101 ms 306516 KB Output is correct
16 Correct 184 ms 306448 KB Output is correct
17 Correct 117 ms 306428 KB Output is correct
18 Correct 172 ms 306516 KB Output is correct
19 Correct 126 ms 306512 KB Output is correct
20 Correct 201 ms 306532 KB Output is correct
21 Correct 166 ms 306452 KB Output is correct
22 Correct 120 ms 306400 KB Output is correct
23 Correct 203 ms 306516 KB Output is correct
24 Correct 135 ms 306512 KB Output is correct
25 Correct 164 ms 306512 KB Output is correct
26 Correct 167 ms 306520 KB Output is correct
27 Correct 204 ms 306512 KB Output is correct
28 Correct 157 ms 306512 KB Output is correct
29 Correct 194 ms 306512 KB Output is correct
30 Correct 187 ms 306516 KB Output is correct
31 Correct 206 ms 306380 KB Output is correct
32 Correct 176 ms 306360 KB Output is correct
33 Correct 191 ms 306424 KB Output is correct
34 Correct 181 ms 306432 KB Output is correct
35 Correct 141 ms 306516 KB Output is correct
36 Correct 138 ms 306512 KB Output is correct
37 Correct 136 ms 306516 KB Output is correct
38 Correct 122 ms 306516 KB Output is correct
39 Correct 134 ms 306516 KB Output is correct
40 Correct 188 ms 306368 KB Output is correct
41 Correct 112 ms 306512 KB Output is correct
42 Correct 202 ms 306512 KB Output is correct
43 Correct 215 ms 306352 KB Output is correct

Subtask #3
23.0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 152 ms 306516 KB Output is correct
2 Correct 112 ms 306516 KB Output is correct
3 Correct 101 ms 306512 KB Output is correct
4 Correct 108 ms 306516 KB Output is correct
5 Correct 114 ms 306512 KB Output is correct
6 Correct 114 ms 306512 KB Output is correct
7 Correct 108 ms 306404 KB Output is correct
8 Correct 110 ms 306516 KB Output is correct
9 Correct 93 ms 306516 KB Output is correct
10 Correct 113 ms 306520 KB Output is correct
11 Correct 1291 ms 306860 KB Output is correct
12 Correct 109 ms 306516 KB Output is correct
13 Correct 1240 ms 306808 KB Output is correct
14 Correct 118 ms 306512 KB Output is correct
15 Correct 1145 ms 306928 KB Output is correct
16 Correct 1200 ms 306768 KB Output is correct
17 Correct 1236 ms 306772 KB Output is correct
18 Correct 1220 ms 306772 KB Output is correct

Subtask #4
38.0 / 38.0

# 결과 실행 시간 메모리 Grader output
1 Correct 136 ms 306408 KB Output is correct
2 Correct 121 ms 306516 KB Output is correct
3 Correct 176 ms 306440 KB Output is correct
4 Correct 158 ms 306512 KB Output is correct
5 Correct 182 ms 306516 KB Output is correct
6 Correct 193 ms 306372 KB Output is correct
7 Correct 164 ms 306512 KB Output is correct
8 Correct 129 ms 306508 KB Output is correct
9 Correct 111 ms 306340 KB Output is correct
10 Correct 150 ms 306544 KB Output is correct
11 Correct 165 ms 306548 KB Output is correct
12 Correct 160 ms 306600 KB Output is correct
13 Correct 110 ms 306516 KB Output is correct
14 Correct 170 ms 306508 KB Output is correct
15 Correct 101 ms 306516 KB Output is correct
16 Correct 184 ms 306448 KB Output is correct
17 Correct 117 ms 306428 KB Output is correct
18 Correct 172 ms 306516 KB Output is correct
19 Correct 126 ms 306512 KB Output is correct
20 Correct 201 ms 306532 KB Output is correct
21 Correct 166 ms 306452 KB Output is correct
22 Correct 120 ms 306400 KB Output is correct
23 Correct 203 ms 306516 KB Output is correct
24 Correct 135 ms 306512 KB Output is correct
25 Correct 164 ms 306512 KB Output is correct
26 Correct 167 ms 306520 KB Output is correct
27 Correct 204 ms 306512 KB Output is correct
28 Correct 157 ms 306512 KB Output is correct
29 Correct 194 ms 306512 KB Output is correct
30 Correct 187 ms 306516 KB Output is correct
31 Correct 206 ms 306380 KB Output is correct
32 Correct 176 ms 306360 KB Output is correct
33 Correct 191 ms 306424 KB Output is correct
34 Correct 181 ms 306432 KB Output is correct
35 Correct 141 ms 306516 KB Output is correct
36 Correct 138 ms 306512 KB Output is correct
37 Correct 136 ms 306516 KB Output is correct
38 Correct 122 ms 306516 KB Output is correct
39 Correct 134 ms 306516 KB Output is correct
40 Correct 188 ms 306368 KB Output is correct
41 Correct 112 ms 306512 KB Output is correct
42 Correct 202 ms 306512 KB Output is correct
43 Correct 215 ms 306352 KB Output is correct
44 Correct 431 ms 306516 KB Output is correct
45 Correct 112 ms 306516 KB Output is correct
46 Correct 183 ms 306516 KB Output is correct
47 Correct 195 ms 306516 KB Output is correct
48 Correct 177 ms 306512 KB Output is correct
49 Correct 226 ms 306512 KB Output is correct
50 Correct 241 ms 306536 KB Output is correct
51 Correct 227 ms 306516 KB Output is correct
52 Correct 192 ms 306452 KB Output is correct
53 Correct 218 ms 306432 KB Output is correct
54 Correct 233 ms 306772 KB Output is correct
55 Correct 166 ms 306516 KB Output is correct
56 Correct 158 ms 306516 KB Output is correct
57 Correct 146 ms 306356 KB Output is correct
58 Correct 179 ms 306620 KB Output is correct
59 Correct 288 ms 306516 KB Output is correct
60 Correct 148 ms 306480 KB Output is correct
61 Correct 310 ms 306464 KB Output is correct
62 Correct 312 ms 306516 KB Output is correct
63 Correct 460 ms 306508 KB Output is correct
64 Correct 441 ms 306384 KB Output is correct
65 Correct 200 ms 306516 KB Output is correct
66 Correct 308 ms 306428 KB Output is correct
67 Correct 251 ms 306344 KB Output is correct
68 Correct 474 ms 306516 KB Output is correct
69 Correct 222 ms 306500 KB Output is correct
70 Correct 188 ms 306512 KB Output is correct
71 Correct 224 ms 306492 KB Output is correct
72 Correct 210 ms 306516 KB Output is correct
73 Correct 187 ms 306516 KB Output is correct
74 Correct 174 ms 306512 KB Output is correct
75 Correct 227 ms 306512 KB Output is correct
76 Correct 216 ms 306416 KB Output is correct
77 Correct 222 ms 306516 KB Output is correct
78 Correct 197 ms 306516 KB Output is correct
79 Correct 148 ms 306424 KB Output is correct
80 Correct 174 ms 306512 KB Output is correct
81 Correct 197 ms 306512 KB Output is correct
82 Correct 135 ms 306416 KB Output is correct
83 Correct 151 ms 306516 KB Output is correct
84 Correct 216 ms 306512 KB Output is correct
85 Correct 108 ms 306288 KB Output is correct
86 Correct 242 ms 306516 KB Output is correct

Subtask #5
23.0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 136 ms 306408 KB Output is correct
2 Correct 121 ms 306516 KB Output is correct
3 Correct 176 ms 306440 KB Output is correct
4 Correct 158 ms 306512 KB Output is correct
5 Correct 182 ms 306516 KB Output is correct
6 Correct 193 ms 306372 KB Output is correct
7 Correct 164 ms 306512 KB Output is correct
8 Correct 129 ms 306508 KB Output is correct
9 Correct 111 ms 306340 KB Output is correct
10 Correct 150 ms 306544 KB Output is correct
11 Correct 165 ms 306548 KB Output is correct
12 Correct 160 ms 306600 KB Output is correct
13 Correct 110 ms 306516 KB Output is correct
14 Correct 170 ms 306508 KB Output is correct
15 Correct 101 ms 306516 KB Output is correct
16 Correct 184 ms 306448 KB Output is correct
17 Correct 117 ms 306428 KB Output is correct
18 Correct 172 ms 306516 KB Output is correct
19 Correct 126 ms 306512 KB Output is correct
20 Correct 201 ms 306532 KB Output is correct
21 Correct 166 ms 306452 KB Output is correct
22 Correct 120 ms 306400 KB Output is correct
23 Correct 203 ms 306516 KB Output is correct
24 Correct 135 ms 306512 KB Output is correct
25 Correct 164 ms 306512 KB Output is correct
26 Correct 167 ms 306520 KB Output is correct
27 Correct 204 ms 306512 KB Output is correct
28 Correct 157 ms 306512 KB Output is correct
29 Correct 194 ms 306512 KB Output is correct
30 Correct 187 ms 306516 KB Output is correct
31 Correct 206 ms 306380 KB Output is correct
32 Correct 176 ms 306360 KB Output is correct
33 Correct 191 ms 306424 KB Output is correct
34 Correct 181 ms 306432 KB Output is correct
35 Correct 141 ms 306516 KB Output is correct
36 Correct 138 ms 306512 KB Output is correct
37 Correct 136 ms 306516 KB Output is correct
38 Correct 122 ms 306516 KB Output is correct
39 Correct 134 ms 306516 KB Output is correct
40 Correct 188 ms 306368 KB Output is correct
41 Correct 112 ms 306512 KB Output is correct
42 Correct 202 ms 306512 KB Output is correct
43 Correct 215 ms 306352 KB Output is correct
44 Correct 119 ms 306516 KB Output is correct
45 Correct 1189 ms 306764 KB Output is correct
46 Correct 1167 ms 307328 KB Output is correct
47 Correct 1222 ms 306820 KB Output is correct
48 Correct 1241 ms 306772 KB Output is correct
49 Correct 778 ms 307780 KB Output is correct
50 Correct 875 ms 307816 KB Output is correct
51 Correct 1215 ms 306772 KB Output is correct
52 Correct 898 ms 306920 KB Output is correct
53 Correct 828 ms 307780 KB Output is correct
54 Correct 599 ms 306768 KB Output is correct
55 Correct 843 ms 307872 KB Output is correct
56 Correct 1047 ms 306768 KB Output is correct
57 Correct 855 ms 306772 KB Output is correct
58 Correct 2020 ms 306768 KB Output is correct
59 Correct 1062 ms 306768 KB Output is correct
60 Correct 1060 ms 306916 KB Output is correct
61 Correct 2005 ms 306924 KB Output is correct
62 Correct 1578 ms 306768 KB Output is correct
63 Correct 1209 ms 306764 KB Output is correct
64 Correct 1030 ms 306768 KB Output is correct
65 Correct 1250 ms 306920 KB Output is correct
66 Correct 1464 ms 306924 KB Output is correct
67 Correct 1139 ms 306920 KB Output is correct
68 Correct 1178 ms 306912 KB Output is correct
69 Correct 1247 ms 306768 KB Output is correct
70 Correct 1033 ms 306700 KB Output is correct
71 Correct 1162 ms 306768 KB Output is correct
72 Correct 996 ms 307284 KB Output is correct
73 Correct 1105 ms 306928 KB Output is correct
74 Correct 1067 ms 306772 KB Output is correct
75 Correct 577 ms 306512 KB Output is correct
76 Correct 979 ms 307308 KB Output is correct
77 Correct 1230 ms 306924 KB Output is correct
78 Correct 636 ms 306528 KB Output is correct
79 Correct 611 ms 306512 KB Output is correct
80 Correct 269 ms 306596 KB Output is correct
81 Correct 557 ms 306624 KB Output is correct
82 Correct 1074 ms 306820 KB Output is correct
83 Correct 251 ms 306512 KB Output is correct
84 Correct 998 ms 306920 KB Output is correct