#include "bits/stdc++.h"
using namespace std;
#include "insects.h"
#ifdef N_N_C
#include "debug.h"
#else
#define cebug(...) "Arya"
#endif
#define ll long long
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
int rand(int l, int r){
assert(l<=r);
return uniform_int_distribution<int> (l,r)(rng);
}
const int N=1e5+5;
const int mod=1e9+7;
int min_cardinality(int n){
set <int> s;
vector <int> nw;
// vector <int> p(n);
// iota(p.begin(),p.end(),0);
// shuffle(p.begin(),p.end(),rng);
map <int,set<int>> mp;
int cad;
auto add = [&](int i) -> void{
s.insert(i);
move_inside(i);
};
auto del = [&](int i) -> void{
s.erase(i);
move_outside(i);
};
auto clear = [&]() -> void{
auto _s=s;
for(auto i:_s) del(i);
};
auto check = [&](int k) -> bool{
nw.clear();
auto op=mp.lower_bound(k);
for(int i=0; i<n; i++){
if(s.find(i)!=s.end()) continue;
add(i);
if(press_button()>k) del(i);
else nw.push_back(i);
}
return (int)s.size()>=cad*k;
};
for(int i=0; i<n; i++){
add(i);
if(press_button()>1) del(i);
}
cad=(int)s.size();
if(cad<=9){
vector <int> vis(n,0);
int type=0;
for(int i=0; i<n; i++){
if(!vis[i]){
vis[i]=++type;
move_inside(i);
for(int j=i+1; j<n; j++){
move_inside(j);
int val=press_button();
if(val==2) vis[j]=type;
move_outside(j);
}
move_outside(i);
}
}
map <int,int> brute;
for(int i=0; i<n; i++) brute[vis[i]]++;
int ans=INT_MAX;
for(auto [x,y]:brute) ans=min(ans,y);
return ans;
}
mp[1]=s;
for(int i=0; i<n; i++) mp[n].insert(i);
int l=2,r=n/cad,ans=1;
while(l<=r){
int mid=(l+r)/2;
if(check(mid)){
ans=mid;
l=mid+1;
}else{
r=mid-1;
for(auto i:nw) del(i);
}
}
return ans;
}
/** /\_/\
* (= ._.)
* / >💖 \>💕
**/
Compilation message
insects.cpp:96:9: warning: "/*" within comment [-Wcomment]
96 | /** /\_/\
|
insects.cpp: In lambda function:
insects.cpp:45:8: warning: variable 'op' set but not used [-Wunused-but-set-variable]
45 | auto op=mp.lower_bound(k);
| ^~
insects.cpp: In function 'int min_cardinality(int)':
insects.cpp:39:7: warning: variable 'clear' set but not used [-Wunused-but-set-variable]
39 | auto clear = [&]() -> void{
| ^~~~~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
1 ms |
344 KB |
Output is correct |
3 |
Correct |
1 ms |
344 KB |
Output is correct |
4 |
Correct |
1 ms |
344 KB |
Output is correct |
5 |
Correct |
1 ms |
344 KB |
Output is correct |
6 |
Correct |
3 ms |
344 KB |
Output is correct |
7 |
Correct |
2 ms |
600 KB |
Output is correct |
8 |
Correct |
3 ms |
600 KB |
Output is correct |
9 |
Correct |
4 ms |
600 KB |
Output is correct |
10 |
Correct |
3 ms |
344 KB |
Output is correct |
11 |
Correct |
2 ms |
344 KB |
Output is correct |
12 |
Correct |
5 ms |
344 KB |
Output is correct |
13 |
Correct |
4 ms |
600 KB |
Output is correct |
14 |
Correct |
7 ms |
344 KB |
Output is correct |
15 |
Correct |
8 ms |
344 KB |
Output is correct |
16 |
Correct |
3 ms |
600 KB |
Output is correct |
17 |
Correct |
4 ms |
896 KB |
Output is correct |
18 |
Correct |
4 ms |
600 KB |
Output is correct |
19 |
Correct |
3 ms |
600 KB |
Output is correct |
20 |
Correct |
3 ms |
600 KB |
Output is correct |
21 |
Correct |
2 ms |
600 KB |
Output is correct |
22 |
Correct |
2 ms |
344 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
1 ms |
344 KB |
Output is correct |
3 |
Correct |
1 ms |
344 KB |
Output is correct |
4 |
Correct |
1 ms |
344 KB |
Output is correct |
5 |
Correct |
1 ms |
344 KB |
Output is correct |
6 |
Correct |
3 ms |
344 KB |
Output is correct |
7 |
Correct |
2 ms |
600 KB |
Output is correct |
8 |
Correct |
3 ms |
600 KB |
Output is correct |
9 |
Correct |
4 ms |
600 KB |
Output is correct |
10 |
Correct |
3 ms |
344 KB |
Output is correct |
11 |
Correct |
2 ms |
344 KB |
Output is correct |
12 |
Correct |
5 ms |
344 KB |
Output is correct |
13 |
Correct |
4 ms |
600 KB |
Output is correct |
14 |
Correct |
7 ms |
344 KB |
Output is correct |
15 |
Correct |
8 ms |
344 KB |
Output is correct |
16 |
Correct |
3 ms |
600 KB |
Output is correct |
17 |
Correct |
4 ms |
896 KB |
Output is correct |
18 |
Correct |
4 ms |
600 KB |
Output is correct |
19 |
Correct |
3 ms |
600 KB |
Output is correct |
20 |
Correct |
3 ms |
600 KB |
Output is correct |
21 |
Correct |
2 ms |
600 KB |
Output is correct |
22 |
Correct |
2 ms |
344 KB |
Output is correct |
23 |
Correct |
11 ms |
600 KB |
Output is correct |
24 |
Correct |
5 ms |
1112 KB |
Output is correct |
25 |
Correct |
15 ms |
1204 KB |
Output is correct |
26 |
Correct |
16 ms |
440 KB |
Output is correct |
27 |
Correct |
11 ms |
596 KB |
Output is correct |
28 |
Correct |
6 ms |
1116 KB |
Output is correct |
29 |
Correct |
34 ms |
600 KB |
Output is correct |
30 |
Correct |
30 ms |
1104 KB |
Output is correct |
31 |
Correct |
28 ms |
440 KB |
Output is correct |
32 |
Correct |
44 ms |
600 KB |
Output is correct |
33 |
Correct |
18 ms |
952 KB |
Output is correct |
34 |
Correct |
16 ms |
1112 KB |
Output is correct |
35 |
Correct |
19 ms |
1368 KB |
Output is correct |
36 |
Correct |
18 ms |
1228 KB |
Output is correct |
37 |
Correct |
19 ms |
752 KB |
Output is correct |
38 |
Correct |
16 ms |
672 KB |
Output is correct |
39 |
Correct |
16 ms |
1112 KB |
Output is correct |
40 |
Correct |
9 ms |
876 KB |
Output is correct |
41 |
Correct |
5 ms |
1120 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
344 KB |
Output is correct |
3 |
Correct |
1 ms |
344 KB |
Output is correct |
4 |
Correct |
1 ms |
344 KB |
Output is correct |
5 |
Correct |
1 ms |
344 KB |
Output is correct |
6 |
Correct |
1 ms |
344 KB |
Output is correct |
7 |
Correct |
18 ms |
600 KB |
Output is correct |
8 |
Correct |
8 ms |
1128 KB |
Output is correct |
9 |
Correct |
36 ms |
1248 KB |
Output is correct |
10 |
Partially correct |
34 ms |
1136 KB |
Output is partially correct |
11 |
Correct |
29 ms |
592 KB |
Output is correct |
12 |
Correct |
16 ms |
1216 KB |
Output is correct |
13 |
Partially correct |
50 ms |
436 KB |
Output is partially correct |
14 |
Partially correct |
57 ms |
1376 KB |
Output is partially correct |
15 |
Partially correct |
70 ms |
444 KB |
Output is partially correct |
16 |
Partially correct |
93 ms |
420 KB |
Output is partially correct |
17 |
Partially correct |
33 ms |
1224 KB |
Output is partially correct |
18 |
Partially correct |
37 ms |
1488 KB |
Output is partially correct |
19 |
Partially correct |
33 ms |
1056 KB |
Output is partially correct |
20 |
Partially correct |
42 ms |
1460 KB |
Output is partially correct |
21 |
Partially correct |
36 ms |
1368 KB |
Output is partially correct |
22 |
Partially correct |
45 ms |
1292 KB |
Output is partially correct |
23 |
Partially correct |
45 ms |
1300 KB |
Output is partially correct |
24 |
Correct |
26 ms |
1208 KB |
Output is correct |
25 |
Correct |
14 ms |
1536 KB |
Output is correct |
26 |
Correct |
10 ms |
960 KB |
Output is correct |
27 |
Correct |
26 ms |
1248 KB |
Output is correct |
28 |
Correct |
25 ms |
1444 KB |
Output is correct |
29 |
Partially correct |
28 ms |
1184 KB |
Output is partially correct |
30 |
Partially correct |
40 ms |
1112 KB |
Output is partially correct |
31 |
Partially correct |
41 ms |
1284 KB |
Output is partially correct |
32 |
Partially correct |
39 ms |
1112 KB |
Output is partially correct |
33 |
Partially correct |
52 ms |
944 KB |
Output is partially correct |
34 |
Partially correct |
44 ms |
848 KB |
Output is partially correct |
35 |
Partially correct |
29 ms |
956 KB |
Output is partially correct |
36 |
Partially correct |
28 ms |
1376 KB |
Output is partially correct |
37 |
Partially correct |
47 ms |
856 KB |
Output is partially correct |
38 |
Partially correct |
42 ms |
1032 KB |
Output is partially correct |
39 |
Correct |
23 ms |
1208 KB |
Output is correct |
40 |
Correct |
24 ms |
976 KB |
Output is correct |
41 |
Partially correct |
30 ms |
1088 KB |
Output is partially correct |
42 |
Partially correct |
32 ms |
860 KB |
Output is partially correct |
43 |
Partially correct |
15 ms |
600 KB |
Output is partially correct |
44 |
Partially correct |
44 ms |
600 KB |
Output is partially correct |
45 |
Correct |
31 ms |
592 KB |
Output is correct |
46 |
Correct |
13 ms |
600 KB |
Output is correct |
47 |
Correct |
15 ms |
1368 KB |
Output is correct |
48 |
Correct |
15 ms |
600 KB |
Output is correct |