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Submission #627236

# Submission time Handle Problem Language Result Execution time Memory
627236 2022-08-12T11:37:20 Z model_code Rarest Insects (IOI22_insects) C++17
99.89 / 100
 106 ms 384 KB 
// correct/solution-near-perfect-dnc.cpp
#include "insects.h"
#include <bits/stdc++.h>
using namespace std;

int min_cardinality(int N) {
  int colors = 0;
  vector <int> insects;
  for (int i = 0; i < N; i++) {
    move_inside(i);
    if (press_button() == 1) {
      colors++;
    }
    else {
      move_outside(i);
      insects.push_back(i);
    }
  }
  
  int ans = 1;
  while ((int)insects.size() >= colors) {
    int mid = ans + (insects.size() + colors) / (2 * colors);
    vector <int> in, out;
    
    for (int x : insects) {
      move_inside(x);
      if (press_button() > mid) {
        move_outside(x);
        out.push_back(x);
      }
      else {
        in.push_back(x);
      }
    }
    
    if ((int)in.size() == colors * (mid - ans)) {
      ans = mid;
      insects = out;
    }
    else {
      insects = in;
      for (int x : insects) {
        move_outside(x);
      }
    }
  }
  
  return ans;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 1 ms 208 KB Output is correct
4 Correct 1 ms 256 KB Output is correct
5 Correct 1 ms 208 KB Output is correct
6 Correct 7 ms 256 KB Output is correct
7 Correct 2 ms 208 KB Output is correct
8 Correct 7 ms 208 KB Output is correct
9 Correct 4 ms 296 KB Output is correct
10 Correct 7 ms 208 KB Output is correct
11 Correct 3 ms 220 KB Output is correct
12 Correct 8 ms 300 KB Output is correct
13 Correct 7 ms 256 KB Output is correct
14 Correct 8 ms 208 KB Output is correct
15 Correct 9 ms 300 KB Output is correct
16 Correct 7 ms 304 KB Output is correct
17 Correct 6 ms 384 KB Output is correct
18 Correct 3 ms 256 KB Output is correct
19 Correct 6 ms 208 KB Output is correct
20 Correct 6 ms 296 KB Output is correct
21 Correct 4 ms 208 KB Output is correct
22 Correct 3 ms 208 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 1 ms 208 KB Output is correct
4 Correct 1 ms 256 KB Output is correct
5 Correct 1 ms 208 KB Output is correct
6 Correct 7 ms 256 KB Output is correct
7 Correct 2 ms 208 KB Output is correct
8 Correct 7 ms 208 KB Output is correct
9 Correct 4 ms 296 KB Output is correct
10 Correct 7 ms 208 KB Output is correct
11 Correct 3 ms 220 KB Output is correct
12 Correct 8 ms 300 KB Output is correct
13 Correct 7 ms 256 KB Output is correct
14 Correct 8 ms 208 KB Output is correct
15 Correct 9 ms 300 KB Output is correct
16 Correct 7 ms 304 KB Output is correct
17 Correct 6 ms 384 KB Output is correct
18 Correct 3 ms 256 KB Output is correct
19 Correct 6 ms 208 KB Output is correct
20 Correct 6 ms 296 KB Output is correct
21 Correct 4 ms 208 KB Output is correct
22 Correct 3 ms 208 KB Output is correct
23 Correct 32 ms 300 KB Output is correct
24 Correct 13 ms 256 KB Output is correct
25 Correct 31 ms 284 KB Output is correct
26 Correct 13 ms 208 KB Output is correct
27 Correct 26 ms 304 KB Output is correct
28 Correct 11 ms 300 KB Output is correct
29 Correct 35 ms 292 KB Output is correct
30 Correct 24 ms 300 KB Output is correct
31 Correct 26 ms 292 KB Output is correct
32 Correct 38 ms 288 KB Output is correct
33 Correct 16 ms 208 KB Output is correct
34 Correct 30 ms 300 KB Output is correct
35 Correct 43 ms 288 KB Output is correct
36 Correct 33 ms 296 KB Output is correct
37 Correct 32 ms 300 KB Output is correct
38 Correct 24 ms 292 KB Output is correct
39 Correct 33 ms 284 KB Output is correct
40 Correct 17 ms 352 KB Output is correct
41 Correct 8 ms 296 KB Output is correct

Subtask #3
74.89 / 75.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 208 KB Output is correct
2 Correct 1 ms 248 KB Output is correct
3 Correct 1 ms 208 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 1 ms 208 KB Output is correct
6 Correct 1 ms 208 KB Output is correct
7 Correct 106 ms 304 KB Output is correct
8 Correct 20 ms 208 KB Output is correct
9 Correct 53 ms 304 KB Output is correct
10 Correct 64 ms 296 KB Output is correct
11 Correct 47 ms 300 KB Output is correct
12 Correct 27 ms 292 KB Output is correct
13 Correct 65 ms 300 KB Output is correct
14 Correct 28 ms 304 KB Output is correct
15 Correct 61 ms 308 KB Output is correct
16 Correct 68 ms 312 KB Output is correct
17 Correct 66 ms 304 KB Output is correct
18 Correct 52 ms 300 KB Output is correct
19 Partially correct 27 ms 304 KB Output is partially correct
20 Correct 69 ms 296 KB Output is correct
21 Correct 40 ms 296 KB Output is correct
22 Correct 47 ms 296 KB Output is correct
23 Correct 44 ms 296 KB Output is correct
24 Correct 38 ms 300 KB Output is correct
25 Correct 33 ms 288 KB Output is correct
26 Correct 22 ms 284 KB Output is correct
27 Correct 31 ms 312 KB Output is correct
28 Correct 66 ms 304 KB Output is correct
29 Partially correct 69 ms 296 KB Output is partially correct
30 Partially correct 45 ms 304 KB Output is partially correct
31 Correct 67 ms 300 KB Output is correct
32 Correct 58 ms 308 KB Output is correct
33 Correct 78 ms 304 KB Output is correct
34 Correct 47 ms 304 KB Output is correct
35 Partially correct 55 ms 296 KB Output is partially correct
36 Partially correct 44 ms 300 KB Output is partially correct
37 Correct 58 ms 304 KB Output is correct
38 Correct 53 ms 324 KB Output is correct
39 Correct 29 ms 312 KB Output is correct
40 Correct 34 ms 296 KB Output is correct
41 Partially correct 35 ms 296 KB Output is partially correct
42 Partially correct 65 ms 308 KB Output is partially correct
43 Correct 6 ms 208 KB Output is correct
44 Correct 51 ms 304 KB Output is correct
45 Correct 45 ms 300 KB Output is correct
46 Correct 35 ms 288 KB Output is correct
47 Correct 23 ms 280 KB Output is correct
48 Correct 40 ms 296 KB Output is correct