#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;
}
# |
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 |
# |
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 |
# |
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 |
# |
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 |
# |
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 |