oj.uz

Submission #823110

# Submission time Handle Problem Language Result Execution time Memory
823110 2023-08-12T08:11:34 Z finn__ Rarest Insects (IOI22_insects) C++17
99.95 / 100
 59 ms 408 KB 
#include <bits/stdc++.h>
#include "insects.h"

std::bitset<2000> in_machine, deleted;

int min_cardinality(int N)
{
    int d = 0;
    for (int i = 0; i < N; ++i)
    {
        move_inside(i);
        if (press_button() > 1)
            move_outside(i);
        else
            ++d, in_machine[i] = 1;
    }

    int a = 1, b = N / d;
    while (a < b)
    {
        int const mid = (a + b + 1) >> 1;
        std::vector<int> moved;

        int inside = in_machine.count();
        for (int i = 0; i < N && inside < d * mid; ++i)
            if (!deleted[i] && !in_machine[i])
            {
                move_inside(i);
                if (press_button() > mid)
                    move_outside(i);
                else
                    in_machine[i] = 1, moved.push_back(i), ++inside;
            }

        if (inside == d * mid)
        {
            a = mid;
        }
        else
        {
            b = mid - 1;
            deleted |= ~in_machine;
            for (auto const &i : moved)
                in_machine[i] = 0, move_outside(i);
        }
    }

    return a;
}

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 1 ms 208 KB Output is correct
6 Correct 2 ms 208 KB Output is correct
7 Correct 1 ms 208 KB Output is correct
8 Correct 4 ms 208 KB Output is correct
9 Correct 6 ms 208 KB Output is correct
10 Correct 4 ms 208 KB Output is correct
11 Correct 2 ms 208 KB Output is correct
12 Correct 5 ms 208 KB Output is correct
13 Correct 6 ms 208 KB Output is correct
14 Correct 5 ms 248 KB Output is correct
15 Correct 6 ms 256 KB Output is correct
16 Correct 5 ms 208 KB Output is correct
17 Correct 2 ms 208 KB Output is correct
18 Correct 3 ms 208 KB Output is correct
19 Correct 3 ms 208 KB Output is correct
20 Correct 2 ms 208 KB Output is correct
21 Correct 4 ms 208 KB Output is correct
22 Correct 2 ms 228 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 1 ms 208 KB Output is correct
6 Correct 2 ms 208 KB Output is correct
7 Correct 1 ms 208 KB Output is correct
8 Correct 4 ms 208 KB Output is correct
9 Correct 6 ms 208 KB Output is correct
10 Correct 4 ms 208 KB Output is correct
11 Correct 2 ms 208 KB Output is correct
12 Correct 5 ms 208 KB Output is correct
13 Correct 6 ms 208 KB Output is correct
14 Correct 5 ms 248 KB Output is correct
15 Correct 6 ms 256 KB Output is correct
16 Correct 5 ms 208 KB Output is correct
17 Correct 2 ms 208 KB Output is correct
18 Correct 3 ms 208 KB Output is correct
19 Correct 3 ms 208 KB Output is correct
20 Correct 2 ms 208 KB Output is correct
21 Correct 4 ms 208 KB Output is correct
22 Correct 2 ms 228 KB Output is correct
23 Correct 19 ms 276 KB Output is correct
24 Correct 6 ms 208 KB Output is correct
25 Correct 12 ms 256 KB Output is correct
26 Correct 14 ms 296 KB Output is correct
27 Correct 13 ms 280 KB Output is correct
28 Correct 9 ms 208 KB Output is correct
29 Correct 19 ms 208 KB Output is correct
30 Correct 21 ms 288 KB Output is correct
31 Correct 16 ms 208 KB Output is correct
32 Correct 21 ms 280 KB Output is correct
33 Correct 17 ms 300 KB Output is correct
34 Correct 11 ms 296 KB Output is correct
35 Correct 16 ms 280 KB Output is correct
36 Correct 9 ms 300 KB Output is correct
37 Correct 16 ms 208 KB Output is correct
38 Correct 16 ms 208 KB Output is correct
39 Correct 18 ms 208 KB Output is correct
40 Correct 14 ms 208 KB Output is correct
41 Correct 5 ms 208 KB Output is correct

Subtask #3
74.95 / 75.0

# 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 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 26 ms 276 KB Output is correct
8 Correct 16 ms 208 KB Output is correct
9 Correct 42 ms 280 KB Output is correct
10 Correct 59 ms 408 KB Output is correct
11 Correct 34 ms 280 KB Output is correct
12 Correct 22 ms 208 KB Output is correct
13 Correct 56 ms 288 KB Output is correct
14 Correct 41 ms 280 KB Output is correct
15 Correct 47 ms 276 KB Output is correct
16 Correct 37 ms 288 KB Output is correct
17 Correct 45 ms 284 KB Output is correct
18 Correct 38 ms 208 KB Output is correct
19 Correct 31 ms 208 KB Output is correct
20 Correct 25 ms 208 KB Output is correct
21 Correct 44 ms 284 KB Output is correct
22 Correct 41 ms 276 KB Output is correct
23 Correct 41 ms 284 KB Output is correct
24 Correct 32 ms 280 KB Output is correct
25 Correct 30 ms 288 KB Output is correct
26 Correct 14 ms 208 KB Output is correct
27 Correct 39 ms 276 KB Output is correct
28 Correct 19 ms 292 KB Output is correct
29 Correct 49 ms 284 KB Output is correct
30 Correct 33 ms 284 KB Output is correct
31 Correct 47 ms 288 KB Output is correct
32 Correct 31 ms 292 KB Output is correct
33 Correct 24 ms 336 KB Output is correct
34 Correct 47 ms 280 KB Output is correct
35 Partially correct 51 ms 328 KB Output is partially correct
36 Correct 26 ms 292 KB Output is correct
37 Correct 36 ms 292 KB Output is correct
38 Correct 28 ms 208 KB Output is correct
39 Correct 52 ms 208 KB Output is correct
40 Correct 30 ms 280 KB Output is correct
41 Correct 24 ms 300 KB Output is correct
42 Partially correct 34 ms 208 KB Output is partially correct
43 Correct 11 ms 208 KB Output is correct
44 Correct 43 ms 280 KB Output is correct
45 Correct 30 ms 276 KB Output is correct
46 Correct 17 ms 208 KB Output is correct
47 Correct 18 ms 208 KB Output is correct
48 Correct 25 ms 208 KB Output is correct