oj.uz

Submission #627630

# Submission time Handle Problem Language Result Execution time Memory
627630 2022-08-12T17:46:57 Z I_love_Hoang_Yen Rarest Insects (IOI22_insects) C++17
82 / 100
 95 ms 524 KB 
// solution-invfact-opt.cpp
#include "insects.h"
#include <bits/stdc++.h>
using namespace std;

int min_cardinality(int N) {
  int colors = 0;
  vector <bool> mark(N);
  for (int i = N - 1; i >= 0; i--) {
    move_inside(i);
    if (press_button() == 1) {
      colors++;
      mark[i] = true;
    }
    else {
      move_outside(i);
    }
  }
  
  for (int i = 0; i < N; i++) {
    if (mark[i]) {
      move_outside(i);
    }
  }
  
  int ans = N / colors - 1;
  while (true) {
    vector <int> in;
    int B = 0;
    for (int i = 0; i < N; i++) {
      move_inside(i);
      if (press_button() > ans) {
        move_outside(i);
        if (mark[i]) {
          B++;
        }
      }
      else {
        in.push_back(i);
      }
    }
    
    if (B == colors) {
      return ans + 1;
    }
    
    int C = colors - B;
    int M = (int)in.size() - B * ans;
    
    if (C == 1) {
      return M;
    }
    if (M == C * ans) {
      return ans;
    }
    
    for (int x : in) {
      move_outside(x);
    }
    ans = M / C - 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 1 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 3 ms 208 KB Output is correct
7 Correct 3 ms 208 KB Output is correct
8 Correct 5 ms 300 KB Output is correct
9 Correct 8 ms 208 KB Output is correct
10 Correct 4 ms 208 KB Output is correct
11 Correct 6 ms 208 KB Output is correct
12 Correct 3 ms 208 KB Output is correct
13 Correct 2 ms 208 KB Output is correct
14 Correct 4 ms 208 KB Output is correct
15 Correct 6 ms 208 KB Output is correct
16 Correct 5 ms 208 KB Output is correct
17 Correct 5 ms 324 KB Output is correct
18 Correct 6 ms 208 KB Output is correct
19 Correct 4 ms 208 KB Output is correct
20 Correct 5 ms 336 KB Output is correct
21 Correct 4 ms 336 KB Output is correct
22 Correct 4 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 1 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 3 ms 208 KB Output is correct
7 Correct 3 ms 208 KB Output is correct
8 Correct 5 ms 300 KB Output is correct
9 Correct 8 ms 208 KB Output is correct
10 Correct 4 ms 208 KB Output is correct
11 Correct 6 ms 208 KB Output is correct
12 Correct 3 ms 208 KB Output is correct
13 Correct 2 ms 208 KB Output is correct
14 Correct 4 ms 208 KB Output is correct
15 Correct 6 ms 208 KB Output is correct
16 Correct 5 ms 208 KB Output is correct
17 Correct 5 ms 324 KB Output is correct
18 Correct 6 ms 208 KB Output is correct
19 Correct 4 ms 208 KB Output is correct
20 Correct 5 ms 336 KB Output is correct
21 Correct 4 ms 336 KB Output is correct
22 Correct 4 ms 208 KB Output is correct
23 Correct 10 ms 304 KB Output is correct
24 Correct 11 ms 208 KB Output is correct
25 Correct 20 ms 208 KB Output is correct
26 Correct 49 ms 208 KB Output is correct
27 Correct 16 ms 208 KB Output is correct
28 Correct 18 ms 208 KB Output is correct
29 Correct 14 ms 300 KB Output is correct
30 Correct 20 ms 276 KB Output is correct
31 Correct 30 ms 208 KB Output is correct
32 Correct 23 ms 304 KB Output is correct
33 Correct 31 ms 208 KB Output is correct
34 Correct 22 ms 288 KB Output is correct
35 Correct 31 ms 292 KB Output is correct
36 Correct 39 ms 280 KB Output is correct
37 Correct 40 ms 208 KB Output is correct
38 Correct 31 ms 208 KB Output is correct
39 Correct 38 ms 332 KB Output is correct
40 Correct 16 ms 208 KB Output is correct
41 Correct 9 ms 300 KB Output is correct

Subtask #3
57.0 / 75.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 1 ms 208 KB Output is correct
7 Correct 39 ms 292 KB Output is correct
8 Correct 27 ms 284 KB Output is correct
9 Correct 41 ms 208 KB Output is correct
10 Partially correct 95 ms 300 KB Output is partially correct
11 Correct 28 ms 208 KB Output is correct
12 Correct 31 ms 276 KB Output is correct
13 Correct 35 ms 284 KB Output is correct
14 Correct 29 ms 408 KB Output is correct
15 Correct 23 ms 296 KB Output is correct
16 Partially correct 60 ms 308 KB Output is partially correct
17 Correct 52 ms 276 KB Output is correct
18 Partially correct 73 ms 420 KB Output is partially correct
19 Partially correct 79 ms 280 KB Output is partially correct
20 Partially correct 74 ms 296 KB Output is partially correct
21 Partially correct 60 ms 524 KB Output is partially correct
22 Partially correct 94 ms 292 KB Output is partially correct
23 Partially correct 79 ms 208 KB Output is partially correct
24 Correct 48 ms 288 KB Output is correct
25 Correct 37 ms 276 KB Output is correct
26 Correct 35 ms 276 KB Output is correct
27 Correct 21 ms 276 KB Output is correct
28 Correct 38 ms 292 KB Output is correct
29 Correct 33 ms 276 KB Output is correct
30 Correct 27 ms 412 KB Output is correct
31 Correct 22 ms 288 KB Output is correct
32 Correct 31 ms 288 KB Output is correct
33 Correct 36 ms 292 KB Output is correct
34 Correct 33 ms 292 KB Output is correct
35 Correct 38 ms 280 KB Output is correct
36 Correct 35 ms 276 KB Output is correct
37 Correct 38 ms 284 KB Output is correct
38 Correct 28 ms 288 KB Output is correct
39 Correct 38 ms 280 KB Output is correct
40 Correct 31 ms 292 KB Output is correct
41 Correct 38 ms 280 KB Output is correct
42 Correct 36 ms 288 KB Output is correct
43 Partially correct 24 ms 208 KB Output is partially correct
44 Partially correct 46 ms 284 KB Output is partially correct
45 Correct 23 ms 424 KB Output is correct
46 Correct 34 ms 292 KB Output is correct
47 Correct 29 ms 208 KB Output is correct
48 Correct 27 ms 276 KB Output is correct