Submission #830548

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
830548	2023-08-19T07:55:13 Z	tolbi	Rarest Insects (IOI22_insects)	C++17	47.5 / 100	186 ms	452 KB

insects

#include <bits/stdc++.h>
using namespace std;
mt19937 ayahya(chrono::high_resolution_clock().now().time_since_epoch().count());
#include "insects.h"
int min_cardinality(int n) {
    function<int(int)> f;
    vector<int> hash(n);
    iota(hash.begin(), hash.end(), 0);
    for (int i = n-1; i >= 0; i--){
        swap(hash[i],hash[ayahya()%(i+1)]);
    }
    f = [&](int x)->int{
        int ans = 0;
        vector<int> crr;
        for (int i = 0; i < n; i++){
            crr.push_back(hash[i]);
            move_inside(hash[i]);
            if (press_button()>x){
                ans++;
                crr.pop_back();
                move_outside(hash[i]);
            }
        }
        for (int i = 0; i < crr.size(); ++i)
        {
            move_outside(crr[i]);
        }
        return ans;
    };
    int diff = n-f(1);
    int l = 1, r = n/diff;
    while (l<r){
        int mid = l+(r-l+1)/2;
        if (f(mid)>n-(mid*diff)){
            r=mid-1;
        }
        else l = mid;
    }
    return l;
}

Compilation message

insects.cpp: In lambda function:
insects.cpp:24:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   24 |         for (int i = 0; i < crr.size(); ++i)
      |                         ~~^~~~~~~~~~~~

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	0 ms	208 KB	Output is correct
6	Correct	9 ms	304 KB	Output is correct
7	Correct	2 ms	208 KB	Output is correct
8	Correct	8 ms	208 KB	Output is correct
9	Correct	9 ms	208 KB	Output is correct
10	Correct	13 ms	208 KB	Output is correct
11	Correct	2 ms	208 KB	Output is correct
12	Correct	10 ms	208 KB	Output is correct
13	Correct	4 ms	208 KB	Output is correct
14	Correct	9 ms	208 KB	Output is correct
15	Correct	10 ms	304 KB	Output is correct
16	Correct	6 ms	304 KB	Output is correct
17	Correct	8 ms	208 KB	Output is correct
18	Correct	8 ms	208 KB	Output is correct
19	Correct	6 ms	208 KB	Output is correct
20	Correct	5 ms	208 KB	Output is correct
21	Correct	3 ms	300 KB	Output is correct
22	Correct	1 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	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	9 ms	304 KB	Output is correct
7	Correct	2 ms	208 KB	Output is correct
8	Correct	8 ms	208 KB	Output is correct
9	Correct	9 ms	208 KB	Output is correct
10	Correct	13 ms	208 KB	Output is correct
11	Correct	2 ms	208 KB	Output is correct
12	Correct	10 ms	208 KB	Output is correct
13	Correct	4 ms	208 KB	Output is correct
14	Correct	9 ms	208 KB	Output is correct
15	Correct	10 ms	304 KB	Output is correct
16	Correct	6 ms	304 KB	Output is correct
17	Correct	8 ms	208 KB	Output is correct
18	Correct	8 ms	208 KB	Output is correct
19	Correct	6 ms	208 KB	Output is correct
20	Correct	5 ms	208 KB	Output is correct
21	Correct	3 ms	300 KB	Output is correct
22	Correct	1 ms	208 KB	Output is correct
23	Correct	85 ms	208 KB	Output is correct
24	Correct	7 ms	208 KB	Output is correct
25	Correct	22 ms	308 KB	Output is correct
26	Correct	40 ms	208 KB	Output is correct
27	Correct	63 ms	208 KB	Output is correct
28	Correct	7 ms	300 KB	Output is correct
29	Correct	65 ms	208 KB	Output is correct
30	Correct	37 ms	304 KB	Output is correct
31	Correct	80 ms	208 KB	Output is correct
32	Correct	51 ms	208 KB	Output is correct
33	Correct	53 ms	328 KB	Output is correct
34	Correct	61 ms	292 KB	Output is correct
35	Correct	48 ms	208 KB	Output is correct
36	Correct	65 ms	288 KB	Output is correct
37	Correct	25 ms	292 KB	Output is correct
38	Correct	35 ms	208 KB	Output is correct
39	Correct	23 ms	308 KB	Output is correct
40	Correct	16 ms	208 KB	Output is correct
41	Correct	9 ms	316 KB	Output is correct

Subtask #3
22.5 / 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	Partially correct	1 ms	208 KB	Output is partially correct
7	Partially correct	175 ms	312 KB	Output is partially correct
8	Correct	17 ms	312 KB	Output is correct
9	Partially correct	95 ms	404 KB	Output is partially correct
10	Partially correct	70 ms	308 KB	Output is partially correct
11	Partially correct	155 ms	292 KB	Output is partially correct
12	Correct	27 ms	208 KB	Output is correct
13	Partially correct	166 ms	292 KB	Output is partially correct
14	Partially correct	57 ms	300 KB	Output is partially correct
15	Partially correct	146 ms	304 KB	Output is partially correct
16	Partially correct	112 ms	388 KB	Output is partially correct
17	Partially correct	97 ms	308 KB	Output is partially correct
18	Partially correct	114 ms	308 KB	Output is partially correct
19	Partially correct	109 ms	308 KB	Output is partially correct
20	Partially correct	106 ms	296 KB	Output is partially correct
21	Partially correct	59 ms	420 KB	Output is partially correct
22	Partially correct	45 ms	304 KB	Output is partially correct
23	Partially correct	67 ms	288 KB	Output is partially correct
24	Correct	53 ms	300 KB	Output is correct
25	Correct	33 ms	304 KB	Output is correct
26	Correct	15 ms	424 KB	Output is correct
27	Partially correct	105 ms	308 KB	Output is partially correct
28	Partially correct	116 ms	308 KB	Output is partially correct
29	Partially correct	105 ms	420 KB	Output is partially correct
30	Partially correct	135 ms	308 KB	Output is partially correct
31	Partially correct	87 ms	292 KB	Output is partially correct
32	Partially correct	52 ms	304 KB	Output is partially correct
33	Partially correct	67 ms	304 KB	Output is partially correct
34	Partially correct	64 ms	296 KB	Output is partially correct
35	Partially correct	112 ms	424 KB	Output is partially correct
36	Partially correct	75 ms	292 KB	Output is partially correct
37	Partially correct	67 ms	304 KB	Output is partially correct
38	Partially correct	60 ms	452 KB	Output is partially correct
39	Partially correct	79 ms	304 KB	Output is partially correct
40	Partially correct	91 ms	304 KB	Output is partially correct
41	Partially correct	55 ms	376 KB	Output is partially correct
42	Partially correct	80 ms	296 KB	Output is partially correct
43	Partially correct	24 ms	208 KB	Output is partially correct
44	Partially correct	111 ms	208 KB	Output is partially correct
45	Partially correct	186 ms	308 KB	Output is partially correct
46	Correct	35 ms	312 KB	Output is correct
47	Correct	34 ms	208 KB	Output is correct
48	Correct	31 ms	308 KB	Output is correct

Submission #830548

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 15.0 / 15.0

Subtask #3 22.5 / 75.0

Subtask #1
10.0 / 10.0

Subtask #2
15.0 / 15.0

Subtask #3
22.5 / 75.0