#include <bits/stdc++.h>
#include "insects.h"
using namespace std;
const int maxn = 2010;
bool in[maxn];
pair<bool, int> p(int x, int N) {
for (int i = 0; i < N; ++i) {
move_inside(i);
in[i] = 1;
if (press_button() > x) {
move_outside(i);
in[i] = 0;
}
}
for (int i = 0; i < N; ++i) {
if (in[i]) {
move_outside(i);
}
}
int cnt = 0, bad = 0;
for (int i = 0; i < N; ++i) {
if (in[i]) {
move_inside(i);
in[i] = 0;
if (press_button() >= x) {
move_outside(i);
in[i] = 1;
bad += 1;
}
cnt += 1;
}
}
return {cnt == bad * x, bad};
}
int min_cardinality(int N) {
pair<bool, int> temp;
int lo = 1, hi = min(N, 1000);
while (lo < hi) {
int mid = (lo + hi + 1) / 2;
if ((temp = p(mid, N)).first) lo = mid;
else hi = mid-1;
}
return lo;
}
# |
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 |
23 ms |
208 KB |
Output is correct |
7 |
Correct |
21 ms |
208 KB |
Output is correct |
8 |
Incorrect |
21 ms |
208 KB |
Wrong answer. |
9 |
Halted |
0 ms |
0 KB |
- |
# |
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 |
23 ms |
208 KB |
Output is correct |
7 |
Correct |
21 ms |
208 KB |
Output is correct |
8 |
Incorrect |
21 ms |
208 KB |
Wrong answer. |
9 |
Halted |
0 ms |
0 KB |
- |
# |
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 |
0 ms |
208 KB |
Output is correct |
5 |
Partially correct |
1 ms |
208 KB |
Output is partially correct |
6 |
Incorrect |
1 ms |
208 KB |
Wrong answer. |
7 |
Halted |
0 ms |
0 KB |
- |