#include "insects.h"
#include <bits/stdc++.h>
using namespace std;
#define rall(s) s.rbegin(), s.rend()
#define all(s) s.begin(), s.end()
#define sz(s) (int) s.size()
#define s second
#define f first
using ll = long long;
using pii = pair<int, int>;
using pll = pair<ll, ll>;
mt19937_64 rng(131415889);
int min_cardinality(int n) {
vector<int> p(n), pos;
for (int i = 0; i < n; i++) p[i] = i;
shuffle(all(p), rng);
int k = 0;
for (int i = 0; i < sz(p); i++) {
move_inside(p[i]);
if (press_button() == 1) {
k++;
pos.push_back(p[i]);
}else move_outside(p[i]);
}
for (int x: pos) move_outside(x);
int l = 1, r = n, ans = 0;
while (l <= r) {
int m = (l + r) / 2;
vector<int> s0, s1;
for (int i = 0; i < sz(p); i++) {
move_inside(p[i]);
if (press_button() > m) {
move_outside(p[i]);
s1.push_back(p[i]);
}else s0.push_back(p[i]);
if (sz(s0) == m * k) break;
}
for (int x: s0) move_outside(x);
if (sz(s0) == m * k) {
p = s1;
l = 1;
r -= m;
ans += m;
}else p = s0, r = m - 1;
}
return ans;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
0 ms |
344 KB |
Wrong answer. |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
0 ms |
344 KB |
Wrong answer. |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Incorrect |
0 ms |
344 KB |
Wrong answer. |
3 |
Halted |
0 ms |
0 KB |
- |