#include <bits/stdc++.h>
#include "insects.h"
using namespace std;
int cnt;
bool inside[2000] = {false};
void init()
{
cnt = 0;
memset(inside, false, sizeof(inside));
}
void move_in(int i)
{
if (inside[i])
return;
cnt++;
inside[i] = true;
move_inside(i);
}
void move_out(int i)
{
if (!inside[i])
return;
cnt--;
inside[i] = false;
move_outside(i);
}
int min_cardinality(int N)
{
init();
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
for (int i = 0; i < N; i++)
{
move_in(i);
if (press_button() > 1)
move_out(i);
}
int num_types = cnt;
if (num_types == 1)
return N;
if (num_types == N)
return 1;
vector<int> p(N);
iota(p.begin(), p.end(), 0);
int lo = 1, hi = N / cnt + 1, mid;
while (lo < hi)
{
mid = lo + (hi - lo + 1) / 2;
shuffle(p.begin(), p.end(), rng);
vector<int> new_insects;
for (int idx = 0; idx < N; idx++)
{
int i = p[idx];
if (!inside[i])
{
move_in(i);
if (press_button() > mid)
move_out(i);
else
new_insects.push_back(i);
if (cnt >= mid * num_types)
break;
}
}
if (cnt == mid * num_types)
lo = mid;
else
{
for (int i : new_insects)
move_out(i);
hi = mid - 1;
}
}
return lo;
}
| # |
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 |
344 KB |
Output is correct |
| 5 |
Correct |
0 ms |
596 KB |
Output is correct |
| 6 |
Correct |
1 ms |
344 KB |
Output is correct |
| 7 |
Correct |
1 ms |
344 KB |
Output is correct |
| 8 |
Correct |
4 ms |
344 KB |
Output is correct |
| 9 |
Correct |
2 ms |
344 KB |
Output is correct |
| 10 |
Correct |
6 ms |
344 KB |
Output is correct |
| 11 |
Correct |
2 ms |
344 KB |
Output is correct |
| 12 |
Correct |
6 ms |
344 KB |
Output is correct |
| 13 |
Correct |
4 ms |
344 KB |
Output is correct |
| 14 |
Correct |
3 ms |
344 KB |
Output is correct |
| 15 |
Correct |
2 ms |
344 KB |
Output is correct |
| 16 |
Correct |
2 ms |
340 KB |
Output is correct |
| 17 |
Correct |
2 ms |
344 KB |
Output is correct |
| 18 |
Correct |
4 ms |
344 KB |
Output is correct |
| 19 |
Correct |
3 ms |
344 KB |
Output is correct |
| 20 |
Correct |
3 ms |
344 KB |
Output is correct |
| 21 |
Correct |
1 ms |
344 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 |
344 KB |
Output is correct |
| 5 |
Correct |
0 ms |
596 KB |
Output is correct |
| 6 |
Correct |
1 ms |
344 KB |
Output is correct |
| 7 |
Correct |
1 ms |
344 KB |
Output is correct |
| 8 |
Correct |
4 ms |
344 KB |
Output is correct |
| 9 |
Correct |
2 ms |
344 KB |
Output is correct |
| 10 |
Correct |
6 ms |
344 KB |
Output is correct |
| 11 |
Correct |
2 ms |
344 KB |
Output is correct |
| 12 |
Correct |
6 ms |
344 KB |
Output is correct |
| 13 |
Correct |
4 ms |
344 KB |
Output is correct |
| 14 |
Correct |
3 ms |
344 KB |
Output is correct |
| 15 |
Correct |
2 ms |
344 KB |
Output is correct |
| 16 |
Correct |
2 ms |
340 KB |
Output is correct |
| 17 |
Correct |
2 ms |
344 KB |
Output is correct |
| 18 |
Correct |
4 ms |
344 KB |
Output is correct |
| 19 |
Correct |
3 ms |
344 KB |
Output is correct |
| 20 |
Correct |
3 ms |
344 KB |
Output is correct |
| 21 |
Correct |
1 ms |
344 KB |
Output is correct |
| 22 |
Correct |
1 ms |
344 KB |
Output is correct |
| 23 |
Correct |
4 ms |
344 KB |
Output is correct |
| 24 |
Correct |
5 ms |
596 KB |
Output is correct |
| 25 |
Correct |
10 ms |
856 KB |
Output is correct |
| 26 |
Correct |
17 ms |
600 KB |
Output is correct |
| 27 |
Correct |
38 ms |
600 KB |
Output is correct |
| 28 |
Correct |
7 ms |
600 KB |
Output is correct |
| 29 |
Correct |
41 ms |
444 KB |
Output is correct |
| 30 |
Correct |
25 ms |
344 KB |
Output is correct |
| 31 |
Correct |
10 ms |
600 KB |
Output is correct |
| 32 |
Correct |
12 ms |
440 KB |
Output is correct |
| 33 |
Correct |
13 ms |
696 KB |
Output is correct |
| 34 |
Correct |
12 ms |
600 KB |
Output is correct |
| 35 |
Correct |
12 ms |
688 KB |
Output is correct |
| 36 |
Correct |
19 ms |
440 KB |
Output is correct |
| 37 |
Correct |
15 ms |
444 KB |
Output is correct |
| 38 |
Correct |
13 ms |
600 KB |
Output is correct |
| 39 |
Correct |
11 ms |
600 KB |
Output is correct |
| 40 |
Correct |
7 ms |
704 KB |
Output is correct |
| 41 |
Correct |
7 ms |
444 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 |
344 KB |
Output is correct |
| 5 |
Correct |
0 ms |
344 KB |
Output is correct |
| 6 |
Correct |
0 ms |
344 KB |
Output is correct |
| 7 |
Correct |
9 ms |
344 KB |
Output is correct |
| 8 |
Correct |
8 ms |
344 KB |
Output is correct |
| 9 |
Correct |
22 ms |
428 KB |
Output is correct |
| 10 |
Partially correct |
44 ms |
932 KB |
Output is partially correct |
| 11 |
Partially correct |
88 ms |
600 KB |
Output is partially correct |
| 12 |
Correct |
14 ms |
600 KB |
Output is correct |
| 13 |
Partially correct |
93 ms |
456 KB |
Output is partially correct |
| 14 |
Partially correct |
68 ms |
848 KB |
Output is partially correct |
| 15 |
Correct |
19 ms |
696 KB |
Output is correct |
| 16 |
Correct |
21 ms |
856 KB |
Output is correct |
| 17 |
Correct |
26 ms |
688 KB |
Output is correct |
| 18 |
Correct |
25 ms |
848 KB |
Output is correct |
| 19 |
Correct |
38 ms |
932 KB |
Output is correct |
| 20 |
Correct |
24 ms |
600 KB |
Output is correct |
| 21 |
Partially correct |
34 ms |
848 KB |
Output is partially correct |
| 22 |
Partially correct |
38 ms |
696 KB |
Output is partially correct |
| 23 |
Partially correct |
39 ms |
688 KB |
Output is partially correct |
| 24 |
Correct |
23 ms |
460 KB |
Output is correct |
| 25 |
Correct |
13 ms |
684 KB |
Output is correct |
| 26 |
Correct |
16 ms |
672 KB |
Output is correct |
| 27 |
Correct |
26 ms |
612 KB |
Output is correct |
| 28 |
Correct |
23 ms |
700 KB |
Output is correct |
| 29 |
Correct |
22 ms |
452 KB |
Output is correct |
| 30 |
Correct |
23 ms |
704 KB |
Output is correct |
| 31 |
Partially correct |
36 ms |
684 KB |
Output is partially correct |
| 32 |
Partially correct |
42 ms |
608 KB |
Output is partially correct |
| 33 |
Partially correct |
58 ms |
1104 KB |
Output is partially correct |
| 34 |
Partially correct |
43 ms |
688 KB |
Output is partially correct |
| 35 |
Correct |
21 ms |
672 KB |
Output is correct |
| 36 |
Correct |
30 ms |
672 KB |
Output is correct |
| 37 |
Partially correct |
40 ms |
436 KB |
Output is partially correct |
| 38 |
Partially correct |
36 ms |
444 KB |
Output is partially correct |
| 39 |
Correct |
24 ms |
848 KB |
Output is correct |
| 40 |
Correct |
21 ms |
344 KB |
Output is correct |
| 41 |
Correct |
25 ms |
848 KB |
Output is correct |
| 42 |
Correct |
23 ms |
700 KB |
Output is correct |
| 43 |
Partially correct |
16 ms |
600 KB |
Output is partially correct |
| 44 |
Partially correct |
77 ms |
592 KB |
Output is partially correct |
| 45 |
Correct |
19 ms |
696 KB |
Output is correct |
| 46 |
Correct |
16 ms |
444 KB |
Output is correct |
| 47 |
Correct |
12 ms |
436 KB |
Output is correct |
| 48 |
Correct |
13 ms |
600 KB |
Output is correct |
