#include "insects.h"
#include <bits/stdc++.h>
using namespace std;
int n;
bool used[2000],check[2000][2];
int mySolve[2001];
int solve(int x) {
int& ret = mySolve[x];
if (ret != -1)
return ret;
ret = 0;
for (int i = 0; i < n; i++) {
if (!check[i][0] && !check[i][1]) {
move_inside(i);
used[i] = true;
if (press_button() > x) {
used[i] = false;
move_outside(i);
}
}
if (used[i])
ret++;
}
return ret;
}
int min_cardinality(int _n) {
n = _n;
memset(mySolve, -1, sizeof(mySolve));
int cnt = solve(1);
int l = 1, r = n / cnt, ans;
while (l <= r) {
int m = (l + r) >> 1;
if (solve(m) == cnt * m) {
for (int i = 0; i < n; i++) {
if (used[i])
check[i][0] = true;
}
ans = m;
l = m + 1;
}
else {
for (int i = 0; i < n; i++) {
if (!used[i])
check[i][1] = true;
if (used[i] && !check[i][0]) {
used[i] = false;
move_outside(i);
}
}
r = m - 1;
}
}
return ans;
}
Compilation message
insects.cpp: In function 'int min_cardinality(int)':
insects.cpp:53:9: warning: 'ans' may be used uninitialized in this function [-Wmaybe-uninitialized]
53 | return ans;
| ^~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 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 |
0 ms |
208 KB |
Output is correct |
| 5 |
Correct |
0 ms |
208 KB |
Output is correct |
| 6 |
Correct |
6 ms |
208 KB |
Output is correct |
| 7 |
Correct |
2 ms |
208 KB |
Output is correct |
| 8 |
Correct |
5 ms |
208 KB |
Output is correct |
| 9 |
Correct |
7 ms |
208 KB |
Output is correct |
| 10 |
Correct |
7 ms |
208 KB |
Output is correct |
| 11 |
Correct |
2 ms |
208 KB |
Output is correct |
| 12 |
Correct |
6 ms |
208 KB |
Output is correct |
| 13 |
Correct |
4 ms |
208 KB |
Output is correct |
| 14 |
Correct |
4 ms |
208 KB |
Output is correct |
| 15 |
Correct |
7 ms |
208 KB |
Output is correct |
| 16 |
Correct |
4 ms |
208 KB |
Output is correct |
| 17 |
Correct |
5 ms |
208 KB |
Output is correct |
| 18 |
Correct |
5 ms |
208 KB |
Output is correct |
| 19 |
Correct |
4 ms |
208 KB |
Output is correct |
| 20 |
Correct |
4 ms |
208 KB |
Output is correct |
| 21 |
Correct |
2 ms |
208 KB |
Output is correct |
| 22 |
Correct |
3 ms |
208 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 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 |
0 ms |
208 KB |
Output is correct |
| 5 |
Correct |
0 ms |
208 KB |
Output is correct |
| 6 |
Correct |
6 ms |
208 KB |
Output is correct |
| 7 |
Correct |
2 ms |
208 KB |
Output is correct |
| 8 |
Correct |
5 ms |
208 KB |
Output is correct |
| 9 |
Correct |
7 ms |
208 KB |
Output is correct |
| 10 |
Correct |
7 ms |
208 KB |
Output is correct |
| 11 |
Correct |
2 ms |
208 KB |
Output is correct |
| 12 |
Correct |
6 ms |
208 KB |
Output is correct |
| 13 |
Correct |
4 ms |
208 KB |
Output is correct |
| 14 |
Correct |
4 ms |
208 KB |
Output is correct |
| 15 |
Correct |
7 ms |
208 KB |
Output is correct |
| 16 |
Correct |
4 ms |
208 KB |
Output is correct |
| 17 |
Correct |
5 ms |
208 KB |
Output is correct |
| 18 |
Correct |
5 ms |
208 KB |
Output is correct |
| 19 |
Correct |
4 ms |
208 KB |
Output is correct |
| 20 |
Correct |
4 ms |
208 KB |
Output is correct |
| 21 |
Correct |
2 ms |
208 KB |
Output is correct |
| 22 |
Correct |
3 ms |
208 KB |
Output is correct |
| 23 |
Correct |
27 ms |
208 KB |
Output is correct |
| 24 |
Correct |
9 ms |
208 KB |
Output is correct |
| 25 |
Correct |
33 ms |
208 KB |
Output is correct |
| 26 |
Correct |
20 ms |
208 KB |
Output is correct |
| 27 |
Correct |
21 ms |
208 KB |
Output is correct |
| 28 |
Correct |
11 ms |
208 KB |
Output is correct |
| 29 |
Correct |
24 ms |
208 KB |
Output is correct |
| 30 |
Correct |
22 ms |
208 KB |
Output is correct |
| 31 |
Correct |
32 ms |
208 KB |
Output is correct |
| 32 |
Correct |
23 ms |
208 KB |
Output is correct |
| 33 |
Correct |
35 ms |
208 KB |
Output is correct |
| 34 |
Correct |
29 ms |
208 KB |
Output is correct |
| 35 |
Correct |
24 ms |
208 KB |
Output is correct |
| 36 |
Correct |
17 ms |
208 KB |
Output is correct |
| 37 |
Correct |
24 ms |
208 KB |
Output is correct |
| 38 |
Correct |
40 ms |
208 KB |
Output is correct |
| 39 |
Correct |
20 ms |
208 KB |
Output is correct |
| 40 |
Correct |
15 ms |
208 KB |
Output is correct |
| 41 |
Correct |
10 ms |
208 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 |
1 ms |
208 KB |
Output is correct |
| 4 |
Correct |
1 ms |
208 KB |
Output is correct |
| 5 |
Correct |
1 ms |
272 KB |
Output is correct |
| 6 |
Correct |
1 ms |
208 KB |
Output is correct |
| 7 |
Correct |
54 ms |
208 KB |
Output is correct |
| 8 |
Correct |
17 ms |
208 KB |
Output is correct |
| 9 |
Correct |
30 ms |
208 KB |
Output is correct |
| 10 |
Correct |
55 ms |
208 KB |
Output is correct |
| 11 |
Correct |
56 ms |
208 KB |
Output is correct |
| 12 |
Correct |
32 ms |
208 KB |
Output is correct |
| 13 |
Correct |
35 ms |
208 KB |
Output is correct |
| 14 |
Correct |
53 ms |
208 KB |
Output is correct |
| 15 |
Correct |
59 ms |
208 KB |
Output is correct |
| 16 |
Correct |
30 ms |
208 KB |
Output is correct |
| 17 |
Correct |
67 ms |
208 KB |
Output is correct |
| 18 |
Correct |
28 ms |
208 KB |
Output is correct |
| 19 |
Partially correct |
44 ms |
208 KB |
Output is partially correct |
| 20 |
Correct |
75 ms |
208 KB |
Output is correct |
| 21 |
Correct |
55 ms |
308 KB |
Output is correct |
| 22 |
Correct |
46 ms |
296 KB |
Output is correct |
| 23 |
Correct |
51 ms |
208 KB |
Output is correct |
| 24 |
Correct |
29 ms |
308 KB |
Output is correct |
| 25 |
Correct |
23 ms |
208 KB |
Output is correct |
| 26 |
Correct |
14 ms |
208 KB |
Output is correct |
| 27 |
Partially correct |
52 ms |
208 KB |
Output is partially correct |
| 28 |
Partially correct |
55 ms |
208 KB |
Output is partially correct |
| 29 |
Partially correct |
46 ms |
208 KB |
Output is partially correct |
| 30 |
Partially correct |
57 ms |
208 KB |
Output is partially correct |
| 31 |
Correct |
64 ms |
208 KB |
Output is correct |
| 32 |
Correct |
57 ms |
208 KB |
Output is correct |
| 33 |
Correct |
54 ms |
296 KB |
Output is correct |
| 34 |
Correct |
78 ms |
296 KB |
Output is correct |
| 35 |
Partially correct |
54 ms |
208 KB |
Output is partially correct |
| 36 |
Partially correct |
54 ms |
208 KB |
Output is partially correct |
| 37 |
Correct |
50 ms |
304 KB |
Output is correct |
| 38 |
Correct |
55 ms |
296 KB |
Output is correct |
| 39 |
Partially correct |
65 ms |
208 KB |
Output is partially correct |
| 40 |
Partially correct |
64 ms |
208 KB |
Output is partially correct |
| 41 |
Partially correct |
46 ms |
208 KB |
Output is partially correct |
| 42 |
Partially correct |
65 ms |
208 KB |
Output is partially correct |
| 43 |
Correct |
15 ms |
208 KB |
Output is correct |
| 44 |
Correct |
41 ms |
208 KB |
Output is correct |
| 45 |
Correct |
60 ms |
208 KB |
Output is correct |
| 46 |
Correct |
27 ms |
208 KB |
Output is correct |
| 47 |
Correct |
34 ms |
208 KB |
Output is correct |
| 48 |
Correct |
42 ms |
208 KB |
Output is correct |
