Submission #627868

# Submission time Handle Problem Language Result Execution time Memory
627868 2022-08-13T00:24:36 Z tutis Rarest Insects (IOI22_insects) C++17
82.04 / 100
109 ms 336 KB
#include "insects.h"
#include <bits/stdc++.h>
using namespace std;
int min_cardinality(vector<int> x)
{
    int N = x.size();
    int add2 = 0;
    int add1 = 0;
    vector<int>y;
    int lo, hi;
    auto cnt = [&](int c)->int
    {
        vector<int>v;
        y = {};
        int k = 0;
        for (int i : x)
        {
            v.push_back(i);
            move_inside(i);
            k = press_button();
            if (k + add1 == c + 1)
            {
                v.pop_back();
                move_outside(i);
                y.push_back(i);
            }
        }
        int r = v.size();
        for (int i : v)
            move_outside(i);
        return add2 + r;
    };
    int c = cnt(1);
    if (c * 2 > N)
        return 1;
    {
        x = y;
        add2 = c;
        add1 = 1;
    }
    lo = 1;
    hi = N / c;
    double bias = 2.7;
    while (lo < hi)
    {
        int m = round((lo * bias + hi * 1.0) / (bias + 1));
        m = max(m, lo + 1);
        m = min(m, hi);
        if (hi - lo + 1 == 4)
            m = (lo + hi + 1) / 2;
        int k = cnt(m);
        if (k == m * c)
        {
            lo = m;
            x = y;
            add2 = m * c;
            add1 = m;
        }
        else
            hi = m - 1;
    }
    return lo;
}
int min_cardinality(int N) {
    vector<int>v;
    for (int i = 0; i < N; i++)
        v.push_back(i);
    return min_cardinality(v);
}
# 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 3 ms 208 KB Output is correct
8 Correct 6 ms 208 KB Output is correct
9 Correct 7 ms 208 KB Output is correct
10 Correct 10 ms 208 KB Output is correct
11 Correct 1 ms 208 KB Output is correct
12 Correct 9 ms 256 KB Output is correct
13 Correct 3 ms 208 KB Output is correct
14 Correct 10 ms 208 KB Output is correct
15 Correct 10 ms 208 KB Output is correct
16 Correct 8 ms 208 KB Output is correct
17 Correct 7 ms 208 KB Output is correct
18 Correct 8 ms 208 KB Output is correct
19 Correct 7 ms 208 KB Output is correct
20 Correct 4 ms 208 KB Output is correct
21 Correct 3 ms 208 KB Output is correct
22 Correct 2 ms 208 KB Output is correct
# 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 3 ms 208 KB Output is correct
8 Correct 6 ms 208 KB Output is correct
9 Correct 7 ms 208 KB Output is correct
10 Correct 10 ms 208 KB Output is correct
11 Correct 1 ms 208 KB Output is correct
12 Correct 9 ms 256 KB Output is correct
13 Correct 3 ms 208 KB Output is correct
14 Correct 10 ms 208 KB Output is correct
15 Correct 10 ms 208 KB Output is correct
16 Correct 8 ms 208 KB Output is correct
17 Correct 7 ms 208 KB Output is correct
18 Correct 8 ms 208 KB Output is correct
19 Correct 7 ms 208 KB Output is correct
20 Correct 4 ms 208 KB Output is correct
21 Correct 3 ms 208 KB Output is correct
22 Correct 2 ms 208 KB Output is correct
23 Correct 39 ms 312 KB Output is correct
24 Correct 8 ms 312 KB Output is correct
25 Correct 38 ms 316 KB Output is correct
26 Correct 48 ms 208 KB Output is correct
27 Correct 37 ms 308 KB Output is correct
28 Correct 8 ms 208 KB Output is correct
29 Correct 57 ms 308 KB Output is correct
30 Correct 29 ms 316 KB Output is correct
31 Correct 36 ms 208 KB Output is correct
32 Correct 44 ms 316 KB Output is correct
33 Correct 40 ms 312 KB Output is correct
34 Correct 41 ms 312 KB Output is correct
35 Correct 31 ms 208 KB Output is correct
36 Correct 37 ms 316 KB Output is correct
37 Correct 38 ms 312 KB Output is correct
38 Correct 33 ms 304 KB Output is correct
39 Correct 15 ms 336 KB Output is correct
40 Correct 13 ms 336 KB Output is correct
41 Correct 9 ms 208 KB Output is correct
# 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 0 ms 208 KB Output is correct
6 Correct 0 ms 208 KB Output is correct
7 Partially correct 42 ms 320 KB Output is partially correct
8 Correct 18 ms 300 KB Output is correct
9 Partially correct 57 ms 320 KB Output is partially correct
10 Partially correct 57 ms 320 KB Output is partially correct
11 Partially correct 63 ms 312 KB Output is partially correct
12 Correct 32 ms 208 KB Output is correct
13 Partially correct 55 ms 316 KB Output is partially correct
14 Partially correct 62 ms 208 KB Output is partially correct
15 Partially correct 83 ms 316 KB Output is partially correct
16 Partially correct 74 ms 332 KB Output is partially correct
17 Partially correct 54 ms 320 KB Output is partially correct
18 Partially correct 109 ms 312 KB Output is partially correct
19 Partially correct 92 ms 320 KB Output is partially correct
20 Partially correct 76 ms 316 KB Output is partially correct
21 Partially correct 79 ms 320 KB Output is partially correct
22 Partially correct 64 ms 304 KB Output is partially correct
23 Correct 45 ms 312 KB Output is correct
24 Correct 41 ms 208 KB Output is correct
25 Correct 34 ms 300 KB Output is correct
26 Correct 16 ms 320 KB Output is correct
27 Partially correct 64 ms 324 KB Output is partially correct
28 Partially correct 45 ms 320 KB Output is partially correct
29 Partially correct 65 ms 208 KB Output is partially correct
30 Partially correct 60 ms 208 KB Output is partially correct
31 Partially correct 40 ms 316 KB Output is partially correct
32 Partially correct 58 ms 320 KB Output is partially correct
33 Partially correct 68 ms 320 KB Output is partially correct
34 Partially correct 48 ms 324 KB Output is partially correct
35 Partially correct 73 ms 324 KB Output is partially correct
36 Partially correct 82 ms 316 KB Output is partially correct
37 Partially correct 83 ms 304 KB Output is partially correct
38 Partially correct 74 ms 316 KB Output is partially correct
39 Partially correct 70 ms 308 KB Output is partially correct
40 Partially correct 34 ms 320 KB Output is partially correct
41 Partially correct 54 ms 320 KB Output is partially correct
42 Partially correct 81 ms 316 KB Output is partially correct
43 Partially correct 18 ms 312 KB Output is partially correct
44 Partially correct 80 ms 316 KB Output is partially correct
45 Partially correct 82 ms 316 KB Output is partially correct
46 Correct 20 ms 208 KB Output is correct
47 Correct 23 ms 208 KB Output is correct
48 Correct 33 ms 208 KB Output is correct