Submission #391315

# Submission time Handle Problem Language Result Execution time Memory
391315 2021-04-18T14:27:42 Z Hegdahl Political Development (BOI17_politicaldevelopment) C++17
100 / 100
925 ms 309108 KB
#pragma GCC optimize("Ofast")
#pragma GCC target("avx,avx2,sse,sse2")
#include <bits/stdc++.h>
 
using namespace std;
 
const int mxN = 50000;
using S = bitset<mxN>;
 
S g[mxN];
 
int ans = 0;

void find_max(S can, int has) {
  ans = max(has, ans);

  while (can.any()) {
    int cur = (int)can._Find_first();
    can.reset(cur);

    S nxt_s = can & g[cur];
    if ((int)nxt_s.count()+has+1 > ans) {
      find_max(nxt_s, has+1);
    }
  }
}
 
int main() {
  ios::sync_with_stdio(0);cin.tie(0);
 
  int n, k; cin >> n >> k;
 
  for (int i = 0; i < n; ++i) {
    int s; cin >> s;
    g[i].set(i);
    for (int ss = 0; ss < s; ++ss) {
      int j; cin >> j;
      g[i].set(j);
    }
  }
 
  /*
  for (int i = 0; i < n; ++i)
    cerr << g[i] << '\n'; // */
 
  S init;
  for (int i = 0; i < n; ++i) init.set(i);
  find_max(init, 0);
 
  cout << ans << '\n';
}
# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 27 ms 21836 KB Output is correct
4 Correct 27 ms 21312 KB Output is correct
5 Correct 26 ms 21232 KB Output is correct
6 Correct 27 ms 21604 KB Output is correct
7 Correct 26 ms 21604 KB Output is correct
8 Correct 20 ms 20412 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 20 ms 20428 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 27 ms 21836 KB Output is correct
4 Correct 27 ms 21312 KB Output is correct
5 Correct 26 ms 21232 KB Output is correct
6 Correct 27 ms 21604 KB Output is correct
7 Correct 26 ms 21604 KB Output is correct
8 Correct 20 ms 20412 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 20 ms 20428 KB Output is correct
11 Correct 27 ms 21320 KB Output is correct
12 Correct 27 ms 21324 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 25 ms 21256 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 26 ms 21456 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 25 ms 21648 KB Output is correct
19 Correct 20 ms 20300 KB Output is correct
20 Correct 21 ms 21432 KB Output is correct
21 Correct 21 ms 21452 KB Output is correct
22 Correct 21 ms 20308 KB Output is correct
23 Correct 27 ms 22024 KB Output is correct
24 Correct 20 ms 20428 KB Output is correct
25 Correct 29 ms 22096 KB Output is correct
26 Correct 30 ms 21968 KB Output is correct
27 Correct 29 ms 22000 KB Output is correct
28 Correct 30 ms 22028 KB Output is correct
29 Correct 28 ms 22048 KB Output is correct
30 Correct 31 ms 21912 KB Output is correct
31 Correct 32 ms 22248 KB Output is correct
32 Correct 31 ms 21892 KB Output is correct
33 Correct 39 ms 22096 KB Output is correct
34 Correct 33 ms 22172 KB Output is correct
35 Correct 16 ms 10828 KB Output is correct
36 Correct 16 ms 10736 KB Output is correct
37 Correct 16 ms 10828 KB Output is correct
38 Correct 9 ms 5464 KB Output is correct
39 Correct 9 ms 5324 KB Output is correct
40 Correct 35 ms 22296 KB Output is correct
41 Correct 9 ms 5324 KB Output is correct
42 Correct 37 ms 22348 KB Output is correct
43 Correct 35 ms 22396 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 20 ms 20300 KB Output is correct
2 Correct 1 ms 328 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 460 KB Output is correct
6 Correct 1 ms 460 KB Output is correct
7 Correct 1 ms 460 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 460 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 920 ms 309016 KB Output is correct
12 Correct 1 ms 460 KB Output is correct
13 Correct 421 ms 309108 KB Output is correct
14 Correct 1 ms 460 KB Output is correct
15 Correct 925 ms 309036 KB Output is correct
16 Correct 575 ms 309100 KB Output is correct
17 Correct 457 ms 309044 KB Output is correct
18 Correct 552 ms 309092 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 27 ms 21836 KB Output is correct
4 Correct 27 ms 21312 KB Output is correct
5 Correct 26 ms 21232 KB Output is correct
6 Correct 27 ms 21604 KB Output is correct
7 Correct 26 ms 21604 KB Output is correct
8 Correct 20 ms 20412 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 20 ms 20428 KB Output is correct
11 Correct 27 ms 21320 KB Output is correct
12 Correct 27 ms 21324 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 25 ms 21256 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 26 ms 21456 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 25 ms 21648 KB Output is correct
19 Correct 20 ms 20300 KB Output is correct
20 Correct 21 ms 21432 KB Output is correct
21 Correct 21 ms 21452 KB Output is correct
22 Correct 21 ms 20308 KB Output is correct
23 Correct 27 ms 22024 KB Output is correct
24 Correct 20 ms 20428 KB Output is correct
25 Correct 29 ms 22096 KB Output is correct
26 Correct 30 ms 21968 KB Output is correct
27 Correct 29 ms 22000 KB Output is correct
28 Correct 30 ms 22028 KB Output is correct
29 Correct 28 ms 22048 KB Output is correct
30 Correct 31 ms 21912 KB Output is correct
31 Correct 32 ms 22248 KB Output is correct
32 Correct 31 ms 21892 KB Output is correct
33 Correct 39 ms 22096 KB Output is correct
34 Correct 33 ms 22172 KB Output is correct
35 Correct 16 ms 10828 KB Output is correct
36 Correct 16 ms 10736 KB Output is correct
37 Correct 16 ms 10828 KB Output is correct
38 Correct 9 ms 5464 KB Output is correct
39 Correct 9 ms 5324 KB Output is correct
40 Correct 35 ms 22296 KB Output is correct
41 Correct 9 ms 5324 KB Output is correct
42 Correct 37 ms 22348 KB Output is correct
43 Correct 35 ms 22396 KB Output is correct
44 Correct 25 ms 23084 KB Output is correct
45 Correct 1 ms 332 KB Output is correct
46 Correct 40 ms 22284 KB Output is correct
47 Correct 50 ms 22812 KB Output is correct
48 Correct 35 ms 22320 KB Output is correct
49 Correct 49 ms 22956 KB Output is correct
50 Correct 52 ms 22888 KB Output is correct
51 Correct 78 ms 23456 KB Output is correct
52 Correct 29 ms 21712 KB Output is correct
53 Correct 100 ms 23488 KB Output is correct
54 Correct 89 ms 23500 KB Output is correct
55 Correct 28 ms 21464 KB Output is correct
56 Correct 30 ms 21836 KB Output is correct
57 Correct 24 ms 20412 KB Output is correct
58 Correct 101 ms 23372 KB Output is correct
59 Correct 23 ms 22476 KB Output is correct
60 Correct 26 ms 21584 KB Output is correct
61 Correct 22 ms 22604 KB Output is correct
62 Correct 23 ms 22732 KB Output is correct
63 Correct 25 ms 23184 KB Output is correct
64 Correct 24 ms 23068 KB Output is correct
65 Correct 30 ms 22348 KB Output is correct
66 Correct 26 ms 22564 KB Output is correct
67 Correct 43 ms 23120 KB Output is correct
68 Correct 24 ms 22972 KB Output is correct
69 Correct 31 ms 22312 KB Output is correct
70 Correct 39 ms 22920 KB Output is correct
71 Correct 41 ms 23092 KB Output is correct
72 Correct 43 ms 23092 KB Output is correct
73 Correct 29 ms 21836 KB Output is correct
74 Correct 43 ms 22996 KB Output is correct
75 Correct 44 ms 23248 KB Output is correct
76 Correct 43 ms 22692 KB Output is correct
77 Correct 76 ms 23288 KB Output is correct
78 Correct 29 ms 21948 KB Output is correct
79 Correct 37 ms 11140 KB Output is correct
80 Correct 43 ms 22604 KB Output is correct
81 Correct 78 ms 23244 KB Output is correct
82 Correct 11 ms 5460 KB Output is correct
83 Correct 39 ms 11084 KB Output is correct
84 Correct 47 ms 23216 KB Output is correct
85 Correct 9 ms 5452 KB Output is correct
86 Correct 40 ms 23116 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 27 ms 21836 KB Output is correct
4 Correct 27 ms 21312 KB Output is correct
5 Correct 26 ms 21232 KB Output is correct
6 Correct 27 ms 21604 KB Output is correct
7 Correct 26 ms 21604 KB Output is correct
8 Correct 20 ms 20412 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 20 ms 20428 KB Output is correct
11 Correct 27 ms 21320 KB Output is correct
12 Correct 27 ms 21324 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 25 ms 21256 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 26 ms 21456 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 25 ms 21648 KB Output is correct
19 Correct 20 ms 20300 KB Output is correct
20 Correct 21 ms 21432 KB Output is correct
21 Correct 21 ms 21452 KB Output is correct
22 Correct 21 ms 20308 KB Output is correct
23 Correct 27 ms 22024 KB Output is correct
24 Correct 20 ms 20428 KB Output is correct
25 Correct 29 ms 22096 KB Output is correct
26 Correct 30 ms 21968 KB Output is correct
27 Correct 29 ms 22000 KB Output is correct
28 Correct 30 ms 22028 KB Output is correct
29 Correct 28 ms 22048 KB Output is correct
30 Correct 31 ms 21912 KB Output is correct
31 Correct 32 ms 22248 KB Output is correct
32 Correct 31 ms 21892 KB Output is correct
33 Correct 39 ms 22096 KB Output is correct
34 Correct 33 ms 22172 KB Output is correct
35 Correct 16 ms 10828 KB Output is correct
36 Correct 16 ms 10736 KB Output is correct
37 Correct 16 ms 10828 KB Output is correct
38 Correct 9 ms 5464 KB Output is correct
39 Correct 9 ms 5324 KB Output is correct
40 Correct 35 ms 22296 KB Output is correct
41 Correct 9 ms 5324 KB Output is correct
42 Correct 37 ms 22348 KB Output is correct
43 Correct 35 ms 22396 KB Output is correct
44 Correct 1 ms 332 KB Output is correct
45 Correct 573 ms 306336 KB Output is correct
46 Correct 356 ms 296668 KB Output is correct
47 Correct 523 ms 305788 KB Output is correct
48 Correct 550 ms 306368 KB Output is correct
49 Correct 283 ms 270644 KB Output is correct
50 Correct 668 ms 308728 KB Output is correct
51 Correct 569 ms 305836 KB Output is correct
52 Correct 300 ms 265672 KB Output is correct
53 Correct 287 ms 270644 KB Output is correct
54 Correct 217 ms 201028 KB Output is correct
55 Correct 727 ms 308872 KB Output is correct
56 Correct 242 ms 265540 KB Output is correct
57 Correct 305 ms 266936 KB Output is correct
58 Correct 250 ms 301124 KB Output is correct
59 Correct 227 ms 265540 KB Output is correct
60 Correct 228 ms 265492 KB Output is correct
61 Correct 252 ms 300868 KB Output is correct
62 Correct 240 ms 290884 KB Output is correct
63 Correct 354 ms 298632 KB Output is correct
64 Correct 229 ms 265080 KB Output is correct
65 Correct 377 ms 302628 KB Output is correct
66 Correct 243 ms 291288 KB Output is correct
67 Correct 388 ms 298284 KB Output is correct
68 Correct 475 ms 301804 KB Output is correct
69 Correct 380 ms 302108 KB Output is correct
70 Correct 344 ms 290884 KB Output is correct
71 Correct 411 ms 302064 KB Output is correct
72 Correct 389 ms 295364 KB Output is correct
73 Correct 619 ms 306564 KB Output is correct
74 Correct 340 ms 291012 KB Output is correct
75 Correct 229 ms 146164 KB Output is correct
76 Correct 430 ms 292548 KB Output is correct
77 Correct 620 ms 306596 KB Output is correct
78 Correct 270 ms 149188 KB Output is correct
79 Correct 229 ms 146160 KB Output is correct
80 Correct 98 ms 60100 KB Output is correct
81 Correct 275 ms 149276 KB Output is correct
82 Correct 457 ms 305148 KB Output is correct
83 Correct 99 ms 60276 KB Output is correct
84 Correct 459 ms 304860 KB Output is correct