#include "insects.h"
#include <bits/stdc++.h>
using namespace std;
int n,d;
vector<int> in(2005,0);
vector<int> uniq;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
int min_cardinality(int N) {
n=N;
d=0;
vector<int> use;
for (int i=0; i<n; ++i) {
use.push_back(i);
}
shuffle(use.begin(), use.end(),rng);
for(int i=0; i<n; ++i) {
move_inside(use[i]);
int x=press_button();
if (x>1) move_outside(use[i]);
else { in[use[i]]=1; ++d; }
}
for (int i=0; i<n; ++i) if (in[i]) uniq.push_back(i);
if (d==1) return n;
if (d>n/2) return 1;
if (d==2) {
for (auto x:uniq) move_outside(x);
int cnt=0;
for (auto x:use) {
move_inside(x);
int X=press_button();
if (X==cnt+1) ++cnt;
else move_outside(x);
}
return min(cnt,n-cnt);
}
int l=1, r=n/d;
int now=d;
while (l<r) {
vector<int> add;
int mid=(l+r+1)>>1;
int extra=0;
int cnt=now;
//shuffle(use.begin(), use.end(),rng);
for (auto x:use) {
if (in[x]) continue;
in[x]=1;
move_inside(x);
int X=press_button();
if (X>mid) {
extra=1;
move_outside(x);
in[x]=0;
} else {
++cnt;
add.push_back(x);
}
if (cnt==mid*d) break;
}
if (cnt==mid*d) {
if (extra==0) {
return mid;
} else {
l=mid;
now=cnt;
}
} else {
now=cnt;
r=mid-1;
use=add;
for (auto x:add) {
--now;
in[x]=0;
move_outside(x);
}
}
}
return r;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
0 ms |
208 KB |
Output is correct |
| 2 |
Correct |
0 ms |
208 KB |
Output is correct |
| 3 |
Correct |
1 ms |
208 KB |
Output is correct |
| 4 |
Correct |
1 ms |
208 KB |
Output is correct |
| 5 |
Correct |
1 ms |
208 KB |
Output is correct |
| 6 |
Correct |
3 ms |
208 KB |
Output is correct |
| 7 |
Correct |
1 ms |
208 KB |
Output is correct |
| 8 |
Correct |
5 ms |
308 KB |
Output is correct |
| 9 |
Correct |
7 ms |
208 KB |
Output is correct |
| 10 |
Correct |
4 ms |
208 KB |
Output is correct |
| 11 |
Correct |
2 ms |
208 KB |
Output is correct |
| 12 |
Correct |
5 ms |
208 KB |
Output is correct |
| 13 |
Correct |
3 ms |
208 KB |
Output is correct |
| 14 |
Correct |
3 ms |
208 KB |
Output is correct |
| 15 |
Correct |
5 ms |
208 KB |
Output is correct |
| 16 |
Correct |
4 ms |
208 KB |
Output is correct |
| 17 |
Correct |
5 ms |
312 KB |
Output is correct |
| 18 |
Correct |
8 ms |
208 KB |
Output is correct |
| 19 |
Correct |
5 ms |
208 KB |
Output is correct |
| 20 |
Correct |
5 ms |
316 KB |
Output is correct |
| 21 |
Correct |
3 ms |
208 KB |
Output is correct |
| 22 |
Correct |
1 ms |
304 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
0 ms |
208 KB |
Output is correct |
| 2 |
Correct |
0 ms |
208 KB |
Output is correct |
| 3 |
Correct |
1 ms |
208 KB |
Output is correct |
| 4 |
Correct |
1 ms |
208 KB |
Output is correct |
| 5 |
Correct |
1 ms |
208 KB |
Output is correct |
| 6 |
Correct |
3 ms |
208 KB |
Output is correct |
| 7 |
Correct |
1 ms |
208 KB |
Output is correct |
| 8 |
Correct |
5 ms |
308 KB |
Output is correct |
| 9 |
Correct |
7 ms |
208 KB |
Output is correct |
| 10 |
Correct |
4 ms |
208 KB |
Output is correct |
| 11 |
Correct |
2 ms |
208 KB |
Output is correct |
| 12 |
Correct |
5 ms |
208 KB |
Output is correct |
| 13 |
Correct |
3 ms |
208 KB |
Output is correct |
| 14 |
Correct |
3 ms |
208 KB |
Output is correct |
| 15 |
Correct |
5 ms |
208 KB |
Output is correct |
| 16 |
Correct |
4 ms |
208 KB |
Output is correct |
| 17 |
Correct |
5 ms |
312 KB |
Output is correct |
| 18 |
Correct |
8 ms |
208 KB |
Output is correct |
| 19 |
Correct |
5 ms |
208 KB |
Output is correct |
| 20 |
Correct |
5 ms |
316 KB |
Output is correct |
| 21 |
Correct |
3 ms |
208 KB |
Output is correct |
| 22 |
Correct |
1 ms |
304 KB |
Output is correct |
| 23 |
Correct |
7 ms |
208 KB |
Output is correct |
| 24 |
Correct |
9 ms |
208 KB |
Output is correct |
| 25 |
Correct |
17 ms |
208 KB |
Output is correct |
| 26 |
Correct |
30 ms |
304 KB |
Output is correct |
| 27 |
Correct |
8 ms |
208 KB |
Output is correct |
| 28 |
Correct |
8 ms |
208 KB |
Output is correct |
| 29 |
Correct |
26 ms |
308 KB |
Output is correct |
| 30 |
Correct |
29 ms |
208 KB |
Output is correct |
| 31 |
Correct |
19 ms |
208 KB |
Output is correct |
| 32 |
Correct |
28 ms |
208 KB |
Output is correct |
| 33 |
Correct |
20 ms |
208 KB |
Output is correct |
| 34 |
Correct |
17 ms |
208 KB |
Output is correct |
| 35 |
Correct |
17 ms |
208 KB |
Output is correct |
| 36 |
Correct |
26 ms |
208 KB |
Output is correct |
| 37 |
Correct |
23 ms |
296 KB |
Output is correct |
| 38 |
Correct |
26 ms |
208 KB |
Output is correct |
| 39 |
Correct |
22 ms |
208 KB |
Output is correct |
| 40 |
Correct |
16 ms |
208 KB |
Output is correct |
| 41 |
Correct |
8 ms |
208 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
0 ms |
208 KB |
Output is correct |
| 2 |
Correct |
0 ms |
208 KB |
Output is correct |
| 3 |
Correct |
0 ms |
208 KB |
Output is correct |
| 4 |
Correct |
1 ms |
208 KB |
Output is correct |
| 5 |
Correct |
1 ms |
208 KB |
Output is correct |
| 6 |
Correct |
1 ms |
208 KB |
Output is correct |
| 7 |
Correct |
14 ms |
208 KB |
Output is correct |
| 8 |
Correct |
17 ms |
304 KB |
Output is correct |
| 9 |
Correct |
42 ms |
208 KB |
Output is correct |
| 10 |
Correct |
51 ms |
304 KB |
Output is correct |
| 11 |
Correct |
27 ms |
208 KB |
Output is correct |
| 12 |
Correct |
28 ms |
308 KB |
Output is correct |
| 13 |
Correct |
51 ms |
208 KB |
Output is correct |
| 14 |
Correct |
45 ms |
304 KB |
Output is correct |
| 15 |
Correct |
38 ms |
304 KB |
Output is correct |
| 16 |
Correct |
23 ms |
304 KB |
Output is correct |
| 17 |
Correct |
43 ms |
208 KB |
Output is correct |
| 18 |
Correct |
34 ms |
300 KB |
Output is correct |
| 19 |
Correct |
47 ms |
208 KB |
Output is correct |
| 20 |
Correct |
48 ms |
316 KB |
Output is correct |
| 21 |
Correct |
40 ms |
304 KB |
Output is correct |
| 22 |
Correct |
52 ms |
304 KB |
Output is correct |
| 23 |
Correct |
36 ms |
208 KB |
Output is correct |
| 24 |
Correct |
38 ms |
300 KB |
Output is correct |
| 25 |
Correct |
26 ms |
308 KB |
Output is correct |
| 26 |
Correct |
20 ms |
208 KB |
Output is correct |
| 27 |
Correct |
43 ms |
300 KB |
Output is correct |
| 28 |
Correct |
50 ms |
208 KB |
Output is correct |
| 29 |
Correct |
20 ms |
208 KB |
Output is correct |
| 30 |
Correct |
39 ms |
208 KB |
Output is correct |
| 31 |
Correct |
54 ms |
300 KB |
Output is correct |
| 32 |
Correct |
38 ms |
308 KB |
Output is correct |
| 33 |
Correct |
37 ms |
308 KB |
Output is correct |
| 34 |
Correct |
43 ms |
304 KB |
Output is correct |
| 35 |
Correct |
45 ms |
208 KB |
Output is correct |
| 36 |
Correct |
28 ms |
304 KB |
Output is correct |
| 37 |
Correct |
55 ms |
300 KB |
Output is correct |
| 38 |
Correct |
51 ms |
208 KB |
Output is correct |
| 39 |
Correct |
38 ms |
308 KB |
Output is correct |
| 40 |
Correct |
51 ms |
300 KB |
Output is correct |
| 41 |
Correct |
47 ms |
304 KB |
Output is correct |
| 42 |
Correct |
42 ms |
208 KB |
Output is correct |
| 43 |
Correct |
18 ms |
208 KB |
Output is correct |
| 44 |
Correct |
50 ms |
300 KB |
Output is correct |
| 45 |
Correct |
39 ms |
208 KB |
Output is correct |
| 46 |
Correct |
25 ms |
208 KB |
Output is correct |
| 47 |
Correct |
22 ms |
300 KB |
Output is correct |
| 48 |
Correct |
27 ms |
300 KB |
Output is correct |
