oj.uz

Submission #830571

# Submission time Handle Problem Language Result Execution time Memory
830571 2023-08-19T08:07:34 Z erray Rarest Insects (IOI22_insects) C++17
83.56 / 100
 91 ms 284 KB 
#include "insects.h"
#include <bits/stdc++.h>

using namespace std;

#ifdef DEBUG 
  #include "/home/eagle/ioi22/d2/debug.h"
#else 
  #define debug(...) void(37)
#endif

int min_cardinality(int N) {
  vector<bool> in_set(N);
  vector<bool> deact(N);
  int cur = 0;
  auto Move = [&](int x) {
    if (x < cur) {
      for (int i = 0; i < N; ++i) {
        if (in_set[i]) {
          in_set[i] = false;
          move_outside(i);
        }
      }
    } 
    for (int i = 0; i < N; ++i) {
      if (!in_set[i] && !deact[i]) {
        move_inside(i);
        in_set[i] = true;
        if (press_button() > x) {
          move_outside(i);
          in_set[i] = false;
        }
      }
    }
    cur = x;
    return accumulate(in_set.begin(), in_set.end(), 0);
  };
  int K = Move(1);
  debug(K);
  int low = 1, high = (N / K) + 1;
  while (low < high) {
    int mid = (low + high) >> 1; //optimize splitting point if it doesn't get 100
    int card = Move(mid);
    debug(mid, card);
    if (card == K * mid) {
      low = mid + 1;
    } else {
      for (int i = 0; i < N; ++i) {
        if (!in_set[i]) {
          deact[i] = true;
        }
      }
      high = mid;
    }
  }
  return low - 1;
}

Subtask #1
10.0 / 10.0

# 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 7 ms 208 KB Output is correct
7 Correct 2 ms 208 KB Output is correct
8 Correct 4 ms 208 KB Output is correct
9 Correct 4 ms 208 KB Output is correct
10 Correct 4 ms 208 KB Output is correct
11 Correct 3 ms 208 KB Output is correct
12 Correct 5 ms 208 KB Output is correct
13 Correct 5 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 8 ms 208 KB Output is correct
17 Correct 5 ms 208 KB Output is correct
18 Correct 3 ms 208 KB Output is correct
19 Correct 5 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

Subtask #2
15.0 / 15.0

# 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 7 ms 208 KB Output is correct
7 Correct 2 ms 208 KB Output is correct
8 Correct 4 ms 208 KB Output is correct
9 Correct 4 ms 208 KB Output is correct
10 Correct 4 ms 208 KB Output is correct
11 Correct 3 ms 208 KB Output is correct
12 Correct 5 ms 208 KB Output is correct
13 Correct 5 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 8 ms 208 KB Output is correct
17 Correct 5 ms 208 KB Output is correct
18 Correct 3 ms 208 KB Output is correct
19 Correct 5 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 25 ms 208 KB Output is correct
24 Correct 9 ms 208 KB Output is correct
25 Correct 19 ms 208 KB Output is correct
26 Correct 34 ms 208 KB Output is correct
27 Correct 22 ms 208 KB Output is correct
28 Correct 14 ms 208 KB Output is correct
29 Correct 11 ms 284 KB Output is correct
30 Correct 25 ms 208 KB Output is correct
31 Correct 35 ms 208 KB Output is correct
32 Correct 47 ms 208 KB Output is correct
33 Correct 46 ms 208 KB Output is correct
34 Correct 30 ms 208 KB Output is correct
35 Correct 20 ms 208 KB Output is correct
36 Correct 37 ms 208 KB Output is correct
37 Correct 24 ms 256 KB Output is correct
38 Correct 15 ms 208 KB Output is correct
39 Correct 22 ms 208 KB Output is correct
40 Correct 13 ms 208 KB Output is correct
41 Correct 18 ms 208 KB Output is correct

Subtask #3
58.56 / 75.0

# 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 Partially correct 1 ms 208 KB Output is partially correct
7 Correct 50 ms 208 KB Output is correct
8 Correct 13 ms 208 KB Output is correct
9 Correct 45 ms 208 KB Output is correct
10 Partially correct 81 ms 280 KB Output is partially correct
11 Correct 22 ms 208 KB Output is correct
12 Correct 26 ms 284 KB Output is correct
13 Correct 49 ms 208 KB Output is correct
14 Correct 51 ms 208 KB Output is correct
15 Partially correct 87 ms 276 KB Output is partially correct
16 Partially correct 55 ms 280 KB Output is partially correct
17 Partially correct 47 ms 276 KB Output is partially correct
18 Partially correct 64 ms 276 KB Output is partially correct
19 Partially correct 49 ms 276 KB Output is partially correct
20 Partially correct 91 ms 276 KB Output is partially correct
21 Partially correct 42 ms 276 KB Output is partially correct
22 Correct 47 ms 280 KB Output is correct
23 Correct 52 ms 208 KB Output is correct
24 Correct 39 ms 280 KB Output is correct
25 Correct 34 ms 208 KB Output is correct
26 Correct 28 ms 208 KB Output is correct
27 Correct 36 ms 208 KB Output is correct
28 Correct 44 ms 208 KB Output is correct
29 Correct 44 ms 208 KB Output is correct
30 Correct 49 ms 208 KB Output is correct
31 Partially correct 84 ms 280 KB Output is partially correct
32 Partially correct 69 ms 280 KB Output is partially correct
33 Correct 29 ms 280 KB Output is correct
34 Correct 48 ms 276 KB Output is correct
35 Correct 38 ms 208 KB Output is correct
36 Correct 49 ms 208 KB Output is correct
37 Partially correct 66 ms 284 KB Output is partially correct
38 Partially correct 81 ms 276 KB Output is partially correct
39 Correct 42 ms 256 KB Output is correct
40 Correct 36 ms 256 KB Output is correct
41 Correct 36 ms 208 KB Output is correct
42 Correct 31 ms 208 KB Output is correct
43 Correct 6 ms 208 KB Output is correct
44 Correct 39 ms 208 KB Output is correct
45 Correct 31 ms 208 KB Output is correct
46 Correct 24 ms 208 KB Output is correct
47 Correct 40 ms 208 KB Output is correct
48 Correct 35 ms 208 KB Output is correct