답안 #1058403

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1058403 2024-08-14T09:48:55 Z aykhn 드문 곤충 (IOI22_insects) C++17
99.89 / 100
35 ms 848 KB
#include "insects.h"
#include <bits/stdc++.h>
 
using namespace std;
 
int min_cardinality(int N) 
{
  srand(time(0));
  vector<int> ord(N, 0);
  iota(ord.begin(), ord.end(), 0);
  random_shuffle(ord.begin(), ord.end());
  int uni = 0;
  vector<int> v;
  for (int &i : ord)
  {
    move_inside(i);
    if (press_button() > 1) move_outside(i);
    else uni++, v.push_back(i);
  }
  vector<int> in(N, 0);
  vector<int> alive(N, 1);
  int cur = v.size();
  for (int &i : v) alive[i] = 0;
  v.clear();
  int l = 1, r = N / uni;
  while (l < r)
  {
    int mid = (l + r + 1) >> 1;
    for (int &i : ord)
    {
      if (!alive[i]) continue;
      move_inside(i);
      v.push_back(i);
      cur++;
      in[i] = 1;
      if (press_button() > mid) 
      {
        cur--;
        in[i] = 0;
        move_outside(i);
        v.pop_back();
      }
    }
    if (cur != mid * uni)
    {
      for (int i = 0; i < N; i++)
      {
        if (!in[i]) alive[i] = 0;
      }
      for (int &i : v) 
      {
        cur--;
        move_outside(i), in[i] = 0;
      }
      v.clear();
      r = mid - 1;
    }
    else
    {
      for (int &i : v)
      {
        alive[i] = 0;
        in[i] = 0;
      }
      v.clear();
      l = mid;
    }
  }
  return l;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 3 ms 600 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 3 ms 344 KB Output is correct
9 Correct 3 ms 344 KB Output is correct
10 Correct 2 ms 344 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 2 ms 344 KB Output is correct
13 Correct 2 ms 344 KB Output is correct
14 Correct 3 ms 436 KB Output is correct
15 Correct 3 ms 344 KB Output is correct
16 Correct 2 ms 344 KB Output is correct
17 Correct 2 ms 344 KB Output is correct
18 Correct 2 ms 344 KB Output is correct
19 Correct 3 ms 408 KB Output is correct
20 Correct 3 ms 344 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 3 ms 600 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 3 ms 344 KB Output is correct
9 Correct 3 ms 344 KB Output is correct
10 Correct 2 ms 344 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 2 ms 344 KB Output is correct
13 Correct 2 ms 344 KB Output is correct
14 Correct 3 ms 436 KB Output is correct
15 Correct 3 ms 344 KB Output is correct
16 Correct 2 ms 344 KB Output is correct
17 Correct 2 ms 344 KB Output is correct
18 Correct 2 ms 344 KB Output is correct
19 Correct 3 ms 408 KB Output is correct
20 Correct 3 ms 344 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 18 ms 436 KB Output is correct
24 Correct 4 ms 344 KB Output is correct
25 Correct 10 ms 440 KB Output is correct
26 Correct 10 ms 344 KB Output is correct
27 Correct 9 ms 344 KB Output is correct
28 Correct 4 ms 344 KB Output is correct
29 Correct 12 ms 344 KB Output is correct
30 Correct 11 ms 600 KB Output is correct
31 Correct 12 ms 600 KB Output is correct
32 Correct 11 ms 440 KB Output is correct
33 Correct 14 ms 436 KB Output is correct
34 Correct 11 ms 344 KB Output is correct
35 Correct 15 ms 344 KB Output is correct
36 Correct 14 ms 600 KB Output is correct
37 Correct 12 ms 440 KB Output is correct
38 Correct 12 ms 600 KB Output is correct
39 Correct 8 ms 344 KB Output is correct
40 Correct 6 ms 600 KB Output is correct
41 Correct 4 ms 440 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 23 ms 420 KB Output is correct
8 Correct 7 ms 344 KB Output is correct
9 Correct 20 ms 600 KB Output is correct
10 Correct 22 ms 448 KB Output is correct
11 Correct 14 ms 440 KB Output is correct
12 Correct 7 ms 344 KB Output is correct
13 Correct 18 ms 600 KB Output is correct
14 Correct 33 ms 344 KB Output is correct
15 Correct 32 ms 436 KB Output is correct
16 Correct 33 ms 344 KB Output is correct
17 Correct 26 ms 444 KB Output is correct
18 Correct 31 ms 416 KB Output is correct
19 Partially correct 20 ms 600 KB Output is partially correct
20 Correct 33 ms 344 KB Output is correct
21 Correct 33 ms 344 KB Output is correct
22 Correct 31 ms 848 KB Output is correct
23 Correct 17 ms 344 KB Output is correct
24 Correct 17 ms 344 KB Output is correct
25 Correct 11 ms 600 KB Output is correct
26 Correct 7 ms 448 KB Output is correct
27 Correct 29 ms 600 KB Output is correct
28 Correct 21 ms 344 KB Output is correct
29 Partially correct 21 ms 344 KB Output is partially correct
30 Partially correct 35 ms 440 KB Output is partially correct
31 Correct 31 ms 436 KB Output is correct
32 Correct 23 ms 344 KB Output is correct
33 Correct 24 ms 344 KB Output is correct
34 Correct 23 ms 344 KB Output is correct
35 Partially correct 18 ms 344 KB Output is partially correct
36 Partially correct 25 ms 416 KB Output is partially correct
37 Correct 20 ms 344 KB Output is correct
38 Correct 27 ms 688 KB Output is correct
39 Correct 15 ms 344 KB Output is correct
40 Correct 22 ms 344 KB Output is correct
41 Partially correct 20 ms 344 KB Output is partially correct
42 Partially correct 27 ms 600 KB Output is partially correct
43 Correct 6 ms 344 KB Output is correct
44 Correct 24 ms 440 KB Output is correct
45 Correct 22 ms 344 KB Output is correct
46 Correct 10 ms 344 KB Output is correct
47 Correct 10 ms 600 KB Output is correct
48 Correct 12 ms 600 KB Output is correct