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Submission #634622

# Submission time Handle Problem Language Result Execution time Memory
634622 2022-08-24T15:57:59 Z JeanBombeur Rarest Insects (IOI22_insects) C++17
100 / 100
 63 ms 428 KB 
#include "insects.h"
#include <iostream>
#include <vector>
using namespace std;

//  <|°_°|>

//  JeanBombeur & M. Broccoli

//  The hardest choices require the strongest wills

//  What is better - to be born good, or to overcome your evil nature with great effort ?

const int MAX_INSECTS = (2000);

vector <int> Alive;
vector <int> In;
vector <int> Out;

int nbTypes = 0;

int nbInsects;

int Check() {
    int sz = Alive.size();
    int value = (sz + 2 * nbTypes - 1) / (2 * nbTypes);
    In.clear();
    Out.clear();
    for (int a : Alive)
    {
        move_inside(a);
        if (press_button() > value)
            move_outside(a), Out.push_back(a);
        else
            In.push_back(a);
    }
    for (int a : In)
        move_outside(a);
    if ((int)In.size() == value * nbTypes)
    {
        Alive = Out;
        return value;
    }
    Alive = In;
    return 0;
}

int min_cardinality(int N) {
    nbInsects = N;
    int ans = 1;
    for (int i = 0; i < nbInsects; i ++)
    {
        move_inside(i);
        if (press_button() > 1)
            move_outside(i), Alive.push_back(i);
        else
            nbTypes ++, In.push_back(i);
    }
    for (int a : In)
        move_outside(a);
    while ((int)Alive.size() >= nbTypes)
        ans += Check();
    return ans;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 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 1 ms 208 KB Output is correct
6 Correct 6 ms 208 KB Output is correct
7 Correct 3 ms 208 KB Output is correct
8 Correct 6 ms 208 KB Output is correct
9 Correct 4 ms 208 KB Output is correct
10 Correct 4 ms 304 KB Output is correct
11 Correct 2 ms 208 KB Output is correct
12 Correct 6 ms 208 KB Output is correct
13 Correct 5 ms 296 KB Output is correct
14 Correct 5 ms 208 KB Output is correct
15 Correct 6 ms 208 KB Output is correct
16 Correct 7 ms 208 KB Output is correct
17 Correct 7 ms 208 KB Output is correct
18 Correct 5 ms 208 KB Output is correct
19 Correct 6 ms 208 KB Output is correct
20 Correct 3 ms 296 KB Output is correct
21 Correct 3 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 0 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 1 ms 208 KB Output is correct
6 Correct 6 ms 208 KB Output is correct
7 Correct 3 ms 208 KB Output is correct
8 Correct 6 ms 208 KB Output is correct
9 Correct 4 ms 208 KB Output is correct
10 Correct 4 ms 304 KB Output is correct
11 Correct 2 ms 208 KB Output is correct
12 Correct 6 ms 208 KB Output is correct
13 Correct 5 ms 296 KB Output is correct
14 Correct 5 ms 208 KB Output is correct
15 Correct 6 ms 208 KB Output is correct
16 Correct 7 ms 208 KB Output is correct
17 Correct 7 ms 208 KB Output is correct
18 Correct 5 ms 208 KB Output is correct
19 Correct 6 ms 208 KB Output is correct
20 Correct 3 ms 296 KB Output is correct
21 Correct 3 ms 208 KB Output is correct
22 Correct 3 ms 208 KB Output is correct
23 Correct 25 ms 300 KB Output is correct
24 Correct 8 ms 296 KB Output is correct
25 Correct 22 ms 208 KB Output is correct
26 Correct 29 ms 284 KB Output is correct
27 Correct 24 ms 428 KB Output is correct
28 Correct 10 ms 208 KB Output is correct
29 Correct 26 ms 304 KB Output is correct
30 Correct 21 ms 308 KB Output is correct
31 Correct 32 ms 208 KB Output is correct
32 Correct 26 ms 300 KB Output is correct
33 Correct 24 ms 208 KB Output is correct
34 Correct 26 ms 328 KB Output is correct
35 Correct 29 ms 208 KB Output is correct
36 Correct 20 ms 308 KB Output is correct
37 Correct 21 ms 336 KB Output is correct
38 Correct 26 ms 208 KB Output is correct
39 Correct 21 ms 208 KB Output is correct
40 Correct 14 ms 300 KB Output is correct
41 Correct 8 ms 308 KB Output is correct

Subtask #3
75.0 / 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 Correct 1 ms 208 KB Output is correct
7 Correct 57 ms 304 KB Output is correct
8 Correct 18 ms 208 KB Output is correct
9 Correct 43 ms 300 KB Output is correct
10 Correct 46 ms 308 KB Output is correct
11 Correct 41 ms 312 KB Output is correct
12 Correct 26 ms 208 KB Output is correct
13 Correct 27 ms 296 KB Output is correct
14 Correct 46 ms 296 KB Output is correct
15 Correct 51 ms 296 KB Output is correct
16 Correct 51 ms 304 KB Output is correct
17 Correct 61 ms 300 KB Output is correct
18 Correct 59 ms 304 KB Output is correct
19 Correct 47 ms 296 KB Output is correct
20 Correct 47 ms 304 KB Output is correct
21 Correct 55 ms 300 KB Output is correct
22 Correct 48 ms 296 KB Output is correct
23 Correct 47 ms 296 KB Output is correct
24 Correct 41 ms 208 KB Output is correct
25 Correct 22 ms 308 KB Output is correct
26 Correct 14 ms 300 KB Output is correct
27 Correct 63 ms 348 KB Output is correct
28 Correct 56 ms 208 KB Output is correct
29 Correct 48 ms 300 KB Output is correct
30 Correct 57 ms 300 KB Output is correct
31 Correct 51 ms 208 KB Output is correct
32 Correct 55 ms 292 KB Output is correct
33 Correct 47 ms 296 KB Output is correct
34 Correct 44 ms 208 KB Output is correct
35 Correct 52 ms 300 KB Output is correct
36 Correct 55 ms 316 KB Output is correct
37 Correct 44 ms 296 KB Output is correct
38 Correct 23 ms 308 KB Output is correct
39 Correct 49 ms 292 KB Output is correct
40 Correct 52 ms 416 KB Output is correct
41 Correct 44 ms 308 KB Output is correct
42 Correct 54 ms 328 KB Output is correct
43 Correct 13 ms 208 KB Output is correct
44 Correct 19 ms 428 KB Output is correct
45 Correct 63 ms 292 KB Output is correct
46 Correct 28 ms 292 KB Output is correct
47 Correct 27 ms 208 KB Output is correct
48 Correct 22 ms 308 KB Output is correct