Submission #669117

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
669117	2022-12-05T19:14:58 Z	allin27x	Rarest Insects (IOI22_insects)	C++17	10 / 100	318 ms	404 KB

insects

#include <iostream>
#include <unordered_set>
using namespace std;


void move_inside(int i);
void move_outside(int i);
int press_button();

int min_cardinality(int N){
    int res = 2000;
    unordered_set<int> ins;
    for (int i=0; i<N; i++) ins.insert(i);
    while (!ins.empty()){
        unordered_set<int> nins;
        int r = 1;
        int b = -1;
        for (auto i: ins){
            if (b==-1){
                b=i;
                move_inside(i);
                continue;
            }
            move_inside(i);
            if (press_button() == 2) r++; else nins.insert(i);
            move_outside(i);
        }
        move_outside(b);
        res = min(res, r);
        ins = nins;
    }
    return res;
}

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	153 ms	208 KB	Output is correct
8	Correct	11 ms	208 KB	Output is correct
9	Correct	12 ms	208 KB	Output is correct
10	Correct	1 ms	208 KB	Output is correct
11	Correct	22 ms	208 KB	Output is correct
12	Correct	5 ms	208 KB	Output is correct
13	Correct	14 ms	208 KB	Output is correct
14	Correct	7 ms	208 KB	Output is correct
15	Correct	8 ms	308 KB	Output is correct
16	Correct	9 ms	308 KB	Output is correct
17	Correct	7 ms	208 KB	Output is correct
18	Correct	11 ms	208 KB	Output is correct
19	Correct	20 ms	208 KB	Output is correct
20	Correct	29 ms	208 KB	Output is correct
21	Correct	54 ms	312 KB	Output is correct
22	Correct	112 ms	208 KB	Output is correct

Subtask #2

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	153 ms	208 KB	Output is correct
8	Correct	11 ms	208 KB	Output is correct
9	Correct	12 ms	208 KB	Output is correct
10	Correct	1 ms	208 KB	Output is correct
11	Correct	22 ms	208 KB	Output is correct
12	Correct	5 ms	208 KB	Output is correct
13	Correct	14 ms	208 KB	Output is correct
14	Correct	7 ms	208 KB	Output is correct
15	Correct	8 ms	308 KB	Output is correct
16	Correct	9 ms	308 KB	Output is correct
17	Correct	7 ms	208 KB	Output is correct
18	Correct	11 ms	208 KB	Output is correct
19	Correct	20 ms	208 KB	Output is correct
20	Correct	29 ms	208 KB	Output is correct
21	Correct	54 ms	312 KB	Output is correct
22	Correct	112 ms	208 KB	Output is correct
23	Correct	7 ms	336 KB	Output is correct
24	Incorrect	318 ms	336 KB	Too many queries.
25	Halted	0 ms	0 KB	-

Subtask #3

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	1 ms	208 KB	Output is correct
6	Correct	0 ms	208 KB	Output is correct
7	Correct	20 ms	336 KB	Output is correct
8	Incorrect	283 ms	404 KB	Too many queries.
9	Halted	0 ms	0 KB	-