#include "insects.h"
#include <bits/stdc++.h>
using namespace std;
int in[2009];
int min_cardinality(int N) {
int c = 0, g = 0;
for(int i=0; i<N; i++) {
move_inside(i);
int x = press_button();
if(x == 2) move_outside(i);
else ++g, in[i] = 1;
}
c = g;
int l = 2, r = N/g, p = 1;
while(l <= r) {
int m = l+r >> 1;
if(r-l > 5) ++m;
if(m < p) for(int j=0; j<N; j++) if(in[j] > m) {
move_outside(j);
in[j] = 0;
--c;
}
for(int j=0; j<N; j++) if(!in[j]) {
move_inside(j);
int x = press_button();
if(x == m+1) move_outside(j);
else ++c, in[j] = m;
}
if(g*m != c) {
r = m-1;
for(int j=0; j<N; j++) if(!in[j]) in[j] = -1;
}
else l = m+1;
p = m;
}
return r;
}
Compilation message
insects.cpp: In function 'int min_cardinality(int)':
insects.cpp:18:12: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
18 | int m = l+r >> 1;
| ~^~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
208 KB |
Output is correct |
| 2 |
Correct |
1 ms |
208 KB |
Output is correct |
| 3 |
Correct |
1 ms |
208 KB |
Output is correct |
| 4 |
Correct |
2 ms |
208 KB |
Output is correct |
| 5 |
Correct |
1 ms |
220 KB |
Output is correct |
| 6 |
Correct |
3 ms |
208 KB |
Output is correct |
| 7 |
Correct |
4 ms |
208 KB |
Output is correct |
| 8 |
Correct |
9 ms |
208 KB |
Output is correct |
| 9 |
Correct |
6 ms |
208 KB |
Output is correct |
| 10 |
Correct |
3 ms |
208 KB |
Output is correct |
| 11 |
Correct |
2 ms |
208 KB |
Output is correct |
| 12 |
Correct |
7 ms |
208 KB |
Output is correct |
| 13 |
Correct |
7 ms |
208 KB |
Output is correct |
| 14 |
Correct |
7 ms |
208 KB |
Output is correct |
| 15 |
Correct |
5 ms |
208 KB |
Output is correct |
| 16 |
Correct |
6 ms |
208 KB |
Output is correct |
| 17 |
Correct |
6 ms |
208 KB |
Output is correct |
| 18 |
Correct |
6 ms |
208 KB |
Output is correct |
| 19 |
Correct |
6 ms |
208 KB |
Output is correct |
| 20 |
Correct |
4 ms |
208 KB |
Output is correct |
| 21 |
Correct |
4 ms |
208 KB |
Output is correct |
| 22 |
Correct |
2 ms |
208 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
208 KB |
Output is correct |
| 2 |
Correct |
1 ms |
208 KB |
Output is correct |
| 3 |
Correct |
1 ms |
208 KB |
Output is correct |
| 4 |
Correct |
2 ms |
208 KB |
Output is correct |
| 5 |
Correct |
1 ms |
220 KB |
Output is correct |
| 6 |
Correct |
3 ms |
208 KB |
Output is correct |
| 7 |
Correct |
4 ms |
208 KB |
Output is correct |
| 8 |
Correct |
9 ms |
208 KB |
Output is correct |
| 9 |
Correct |
6 ms |
208 KB |
Output is correct |
| 10 |
Correct |
3 ms |
208 KB |
Output is correct |
| 11 |
Correct |
2 ms |
208 KB |
Output is correct |
| 12 |
Correct |
7 ms |
208 KB |
Output is correct |
| 13 |
Correct |
7 ms |
208 KB |
Output is correct |
| 14 |
Correct |
7 ms |
208 KB |
Output is correct |
| 15 |
Correct |
5 ms |
208 KB |
Output is correct |
| 16 |
Correct |
6 ms |
208 KB |
Output is correct |
| 17 |
Correct |
6 ms |
208 KB |
Output is correct |
| 18 |
Correct |
6 ms |
208 KB |
Output is correct |
| 19 |
Correct |
6 ms |
208 KB |
Output is correct |
| 20 |
Correct |
4 ms |
208 KB |
Output is correct |
| 21 |
Correct |
4 ms |
208 KB |
Output is correct |
| 22 |
Correct |
2 ms |
208 KB |
Output is correct |
| 23 |
Correct |
31 ms |
284 KB |
Output is correct |
| 24 |
Correct |
10 ms |
208 KB |
Output is correct |
| 25 |
Correct |
19 ms |
208 KB |
Output is correct |
| 26 |
Correct |
20 ms |
208 KB |
Output is correct |
| 27 |
Correct |
25 ms |
208 KB |
Output is correct |
| 28 |
Correct |
10 ms |
308 KB |
Output is correct |
| 29 |
Correct |
28 ms |
300 KB |
Output is correct |
| 30 |
Correct |
22 ms |
208 KB |
Output is correct |
| 31 |
Correct |
26 ms |
208 KB |
Output is correct |
| 32 |
Correct |
22 ms |
208 KB |
Output is correct |
| 33 |
Correct |
14 ms |
208 KB |
Output is correct |
| 34 |
Correct |
25 ms |
284 KB |
Output is correct |
| 35 |
Correct |
23 ms |
208 KB |
Output is correct |
| 36 |
Correct |
23 ms |
284 KB |
Output is correct |
| 37 |
Correct |
20 ms |
208 KB |
Output is correct |
| 38 |
Correct |
37 ms |
208 KB |
Output is correct |
| 39 |
Correct |
20 ms |
220 KB |
Output is correct |
| 40 |
Correct |
14 ms |
308 KB |
Output is correct |
| 41 |
Correct |
5 ms |
308 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
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 |
0 ms |
208 KB |
Output is correct |
| 5 |
Correct |
0 ms |
208 KB |
Output is correct |
| 6 |
Correct |
1 ms |
208 KB |
Output is correct |
| 7 |
Correct |
81 ms |
296 KB |
Output is correct |
| 8 |
Correct |
21 ms |
300 KB |
Output is correct |
| 9 |
Correct |
45 ms |
208 KB |
Output is correct |
| 10 |
Correct |
55 ms |
288 KB |
Output is correct |
| 11 |
Correct |
43 ms |
284 KB |
Output is correct |
| 12 |
Correct |
12 ms |
300 KB |
Output is correct |
| 13 |
Correct |
38 ms |
208 KB |
Output is correct |
| 14 |
Correct |
58 ms |
208 KB |
Output is correct |
| 15 |
Correct |
42 ms |
280 KB |
Output is correct |
| 16 |
Correct |
40 ms |
208 KB |
Output is correct |
| 17 |
Correct |
25 ms |
208 KB |
Output is correct |
| 18 |
Correct |
39 ms |
280 KB |
Output is correct |
| 19 |
Correct |
42 ms |
284 KB |
Output is correct |
| 20 |
Correct |
38 ms |
208 KB |
Output is correct |
| 21 |
Correct |
48 ms |
292 KB |
Output is correct |
| 22 |
Correct |
54 ms |
296 KB |
Output is correct |
| 23 |
Correct |
50 ms |
208 KB |
Output is correct |
| 24 |
Correct |
42 ms |
304 KB |
Output is correct |
| 25 |
Correct |
23 ms |
304 KB |
Output is correct |
| 26 |
Correct |
13 ms |
300 KB |
Output is correct |
| 27 |
Correct |
37 ms |
208 KB |
Output is correct |
| 28 |
Correct |
57 ms |
280 KB |
Output is correct |
| 29 |
Correct |
47 ms |
208 KB |
Output is correct |
| 30 |
Correct |
54 ms |
208 KB |
Output is correct |
| 31 |
Correct |
47 ms |
208 KB |
Output is correct |
| 32 |
Correct |
41 ms |
292 KB |
Output is correct |
| 33 |
Correct |
23 ms |
284 KB |
Output is correct |
| 34 |
Correct |
69 ms |
288 KB |
Output is correct |
| 35 |
Correct |
56 ms |
284 KB |
Output is correct |
| 36 |
Correct |
23 ms |
284 KB |
Output is correct |
| 37 |
Correct |
42 ms |
280 KB |
Output is correct |
| 38 |
Correct |
59 ms |
208 KB |
Output is correct |
| 39 |
Correct |
26 ms |
288 KB |
Output is correct |
| 40 |
Correct |
43 ms |
280 KB |
Output is correct |
| 41 |
Correct |
45 ms |
288 KB |
Output is correct |
| 42 |
Correct |
54 ms |
212 KB |
Output is correct |
| 43 |
Correct |
12 ms |
208 KB |
Output is correct |
| 44 |
Correct |
35 ms |
304 KB |
Output is correct |
| 45 |
Correct |
55 ms |
280 KB |
Output is correct |
| 46 |
Correct |
33 ms |
208 KB |
Output is correct |
| 47 |
Correct |
24 ms |
208 KB |
Output is correct |
| 48 |
Correct |
31 ms |
300 KB |
Output is correct |
