#include "insects.h"
#include <bits/stdc++.h>
using namespace std;
const int nx=2e3+5;
mt19937 rng(time(0));
int p[nx], cnt, sz, in[nx], t[nx], s[nx];
vector<pair<int, int>> v;
int min_cardinality(int N) {
cin.tie(NULL)->sync_with_stdio(false);
for (int i=0; i<N; i++) v.push_back({rng(), i});
sort(v.begin(), v.end());
for (int i=0; i<N; i++) p[v[i].second]=i;
for (int i=0; i<N; i++)
{
move_inside(p[i]);
if (press_button()==1) cnt++, in[i]=1, s[i]=1;
else move_outside(p[i]);
}
if (cnt==1) return N;
if (cnt==N) return 1;
int l=1, r=N/cnt;
sz=cnt;
while (l<r)
{
int md=(l+r+1)/2;
for (int i=0; i<N; i++)
{
if (s[i]||t[i]) continue;
move_inside(p[i]);
if (press_button()>md) move_outside(p[i]);
else sz++, in[i]=1;
}
if (sz==cnt*md)
{
l=md;
for (int i=0; i<N; i++) if (in[i]) s[i]=1;
}
else
{
r=md-1;
for (int i=0; i<N; i++) if (!in[i]) t[i]=1;
for (int i=0; i<N; i++) if (in[i]&&!s[i]) in[i]=0, move_outside(p[i]), sz--;
}
}
return l;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
344 KB |
Output is correct |
| 2 |
Correct |
0 ms |
344 KB |
Output is correct |
| 3 |
Correct |
0 ms |
344 KB |
Output is correct |
| 4 |
Correct |
0 ms |
596 KB |
Output is correct |
| 5 |
Correct |
0 ms |
344 KB |
Output is correct |
| 6 |
Correct |
1 ms |
344 KB |
Output is correct |
| 7 |
Correct |
1 ms |
344 KB |
Output is correct |
| 8 |
Correct |
2 ms |
344 KB |
Output is correct |
| 9 |
Correct |
2 ms |
600 KB |
Output is correct |
| 10 |
Correct |
3 ms |
344 KB |
Output is correct |
| 11 |
Correct |
1 ms |
344 KB |
Output is correct |
| 12 |
Correct |
2 ms |
600 KB |
Output is correct |
| 13 |
Correct |
3 ms |
600 KB |
Output is correct |
| 14 |
Correct |
3 ms |
600 KB |
Output is correct |
| 15 |
Correct |
3 ms |
480 KB |
Output is correct |
| 16 |
Correct |
3 ms |
600 KB |
Output is correct |
| 17 |
Correct |
3 ms |
476 KB |
Output is correct |
| 18 |
Correct |
3 ms |
600 KB |
Output is correct |
| 19 |
Correct |
3 ms |
596 KB |
Output is correct |
| 20 |
Correct |
2 ms |
600 KB |
Output is correct |
| 21 |
Correct |
2 ms |
480 KB |
Output is correct |
| 22 |
Correct |
1 ms |
344 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
344 KB |
Output is correct |
| 2 |
Correct |
0 ms |
344 KB |
Output is correct |
| 3 |
Correct |
0 ms |
344 KB |
Output is correct |
| 4 |
Correct |
0 ms |
596 KB |
Output is correct |
| 5 |
Correct |
0 ms |
344 KB |
Output is correct |
| 6 |
Correct |
1 ms |
344 KB |
Output is correct |
| 7 |
Correct |
1 ms |
344 KB |
Output is correct |
| 8 |
Correct |
2 ms |
344 KB |
Output is correct |
| 9 |
Correct |
2 ms |
600 KB |
Output is correct |
| 10 |
Correct |
3 ms |
344 KB |
Output is correct |
| 11 |
Correct |
1 ms |
344 KB |
Output is correct |
| 12 |
Correct |
2 ms |
600 KB |
Output is correct |
| 13 |
Correct |
3 ms |
600 KB |
Output is correct |
| 14 |
Correct |
3 ms |
600 KB |
Output is correct |
| 15 |
Correct |
3 ms |
480 KB |
Output is correct |
| 16 |
Correct |
3 ms |
600 KB |
Output is correct |
| 17 |
Correct |
3 ms |
476 KB |
Output is correct |
| 18 |
Correct |
3 ms |
600 KB |
Output is correct |
| 19 |
Correct |
3 ms |
596 KB |
Output is correct |
| 20 |
Correct |
2 ms |
600 KB |
Output is correct |
| 21 |
Correct |
2 ms |
480 KB |
Output is correct |
| 22 |
Correct |
1 ms |
344 KB |
Output is correct |
| 23 |
Correct |
4 ms |
344 KB |
Output is correct |
| 24 |
Correct |
6 ms |
600 KB |
Output is correct |
| 25 |
Correct |
12 ms |
740 KB |
Output is correct |
| 26 |
Correct |
12 ms |
860 KB |
Output is correct |
| 27 |
Correct |
11 ms |
484 KB |
Output is correct |
| 28 |
Correct |
4 ms |
600 KB |
Output is correct |
| 29 |
Correct |
13 ms |
500 KB |
Output is correct |
| 30 |
Correct |
13 ms |
472 KB |
Output is correct |
| 31 |
Correct |
13 ms |
724 KB |
Output is correct |
| 32 |
Correct |
14 ms |
996 KB |
Output is correct |
| 33 |
Correct |
14 ms |
488 KB |
Output is correct |
| 34 |
Correct |
15 ms |
740 KB |
Output is correct |
| 35 |
Correct |
16 ms |
488 KB |
Output is correct |
| 36 |
Correct |
12 ms |
732 KB |
Output is correct |
| 37 |
Correct |
17 ms |
744 KB |
Output is correct |
| 38 |
Correct |
11 ms |
1112 KB |
Output is correct |
| 39 |
Correct |
9 ms |
592 KB |
Output is correct |
| 40 |
Correct |
7 ms |
608 KB |
Output is correct |
| 41 |
Correct |
4 ms |
600 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
600 KB |
Output is correct |
| 2 |
Correct |
0 ms |
344 KB |
Output is correct |
| 3 |
Correct |
1 ms |
344 KB |
Output is correct |
| 4 |
Correct |
0 ms |
352 KB |
Output is correct |
| 5 |
Correct |
0 ms |
344 KB |
Output is correct |
| 6 |
Correct |
1 ms |
344 KB |
Output is correct |
| 7 |
Correct |
8 ms |
344 KB |
Output is correct |
| 8 |
Correct |
7 ms |
600 KB |
Output is correct |
| 9 |
Correct |
26 ms |
752 KB |
Output is correct |
| 10 |
Correct |
27 ms |
604 KB |
Output is correct |
| 11 |
Correct |
24 ms |
488 KB |
Output is correct |
| 12 |
Correct |
14 ms |
600 KB |
Output is correct |
| 13 |
Correct |
30 ms |
492 KB |
Output is correct |
| 14 |
Correct |
29 ms |
748 KB |
Output is correct |
| 15 |
Correct |
23 ms |
500 KB |
Output is correct |
| 16 |
Correct |
32 ms |
748 KB |
Output is correct |
| 17 |
Correct |
26 ms |
744 KB |
Output is correct |
| 18 |
Correct |
25 ms |
1012 KB |
Output is correct |
| 19 |
Partially correct |
31 ms |
996 KB |
Output is partially correct |
| 20 |
Correct |
28 ms |
764 KB |
Output is correct |
| 21 |
Correct |
30 ms |
992 KB |
Output is correct |
| 22 |
Correct |
37 ms |
600 KB |
Output is correct |
| 23 |
Correct |
21 ms |
852 KB |
Output is correct |
| 24 |
Correct |
20 ms |
1020 KB |
Output is correct |
| 25 |
Correct |
16 ms |
856 KB |
Output is correct |
| 26 |
Correct |
9 ms |
508 KB |
Output is correct |
| 27 |
Correct |
25 ms |
760 KB |
Output is correct |
| 28 |
Correct |
22 ms |
592 KB |
Output is correct |
| 29 |
Partially correct |
30 ms |
848 KB |
Output is partially correct |
| 30 |
Partially correct |
23 ms |
756 KB |
Output is partially correct |
| 31 |
Correct |
29 ms |
600 KB |
Output is correct |
| 32 |
Correct |
27 ms |
512 KB |
Output is correct |
| 33 |
Correct |
26 ms |
744 KB |
Output is correct |
| 34 |
Correct |
29 ms |
740 KB |
Output is correct |
| 35 |
Partially correct |
32 ms |
496 KB |
Output is partially correct |
| 36 |
Partially correct |
32 ms |
492 KB |
Output is partially correct |
| 37 |
Correct |
29 ms |
1104 KB |
Output is correct |
| 38 |
Correct |
28 ms |
600 KB |
Output is correct |
| 39 |
Correct |
28 ms |
748 KB |
Output is correct |
| 40 |
Correct |
28 ms |
744 KB |
Output is correct |
| 41 |
Partially correct |
29 ms |
748 KB |
Output is partially correct |
| 42 |
Partially correct |
30 ms |
600 KB |
Output is partially correct |
| 43 |
Correct |
7 ms |
488 KB |
Output is correct |
| 44 |
Correct |
17 ms |
844 KB |
Output is correct |
| 45 |
Correct |
30 ms |
492 KB |
Output is correct |
| 46 |
Correct |
12 ms |
600 KB |
Output is correct |
| 47 |
Correct |
16 ms |
864 KB |
Output is correct |
| 48 |
Correct |
12 ms |
856 KB |
Output is correct |
