Submission #1084692

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
1084692	2024-09-06T17:04:49 Z	siewjh	Rarest Insects (IOI22_insects)	C++17	99.95 / 100	48 ms	848 KB

insects

#include "insects.h"
#include <bits/stdc++.h>
using namespace std;
int min_cardinality(int N){
	vector<int> active;
	int cnt = 0;
	for (int i = 0; i < N; i++){
		move_inside(i);
		if (press_button() == 1) cnt++;
		else{
			move_outside(i); active.push_back(i);
		}
	}
	int ans = 1, l = 2, r = N / cnt, sz = cnt;
	while (l <= r){
		int m = (l + r) >> 1;
		vector<int> iv, ov;
		for (int i : active){
			if (sz == cnt * m){
				ov.push_back(i); continue;
			}
			move_inside(i);
			if (press_button() <= m){
				iv.push_back(i); sz++;
			}
			else{
				move_outside(i); ov.push_back(i);
			}
		}
		if (sz == cnt * m){
			ans = m; l = m + 1;
			active = ov;
		}
		else{
			r = m - 1;
			for (int i : iv) move_outside(i);
			sz -= iv.size();
			active = iv;
		}
	}
	return ans;
}

Subtask #1

10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	344 KB	Output is correct
3	Correct	1 ms	344 KB	Output is correct
4	Correct	0 ms	344 KB	Output is correct
5	Correct	0 ms	596 KB	Output is correct
6	Correct	2 ms	344 KB	Output is correct
7	Correct	2 ms	344 KB	Output is correct
8	Correct	3 ms	344 KB	Output is correct
9	Correct	3 ms	344 KB	Output is correct
10	Correct	3 ms	344 KB	Output is correct
11	Correct	1 ms	344 KB	Output is correct
12	Correct	4 ms	344 KB	Output is correct
13	Correct	4 ms	344 KB	Output is correct
14	Correct	3 ms	600 KB	Output is correct
15	Correct	4 ms	344 KB	Output is correct
16	Correct	3 ms	344 KB	Output is correct
17	Correct	2 ms	344 KB	Output is correct
18	Correct	3 ms	344 KB	Output is correct
19	Correct	4 ms	344 KB	Output is correct
20	Correct	1 ms	344 KB	Output is correct
21	Correct	2 ms	344 KB	Output is correct
22	Correct	1 ms	344 KB	Output is correct

Subtask #2

15.0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	344 KB	Output is correct
3	Correct	1 ms	344 KB	Output is correct
4	Correct	0 ms	344 KB	Output is correct
5	Correct	0 ms	596 KB	Output is correct
6	Correct	2 ms	344 KB	Output is correct
7	Correct	2 ms	344 KB	Output is correct
8	Correct	3 ms	344 KB	Output is correct
9	Correct	3 ms	344 KB	Output is correct
10	Correct	3 ms	344 KB	Output is correct
11	Correct	1 ms	344 KB	Output is correct
12	Correct	4 ms	344 KB	Output is correct
13	Correct	4 ms	344 KB	Output is correct
14	Correct	3 ms	600 KB	Output is correct
15	Correct	4 ms	344 KB	Output is correct
16	Correct	3 ms	344 KB	Output is correct
17	Correct	2 ms	344 KB	Output is correct
18	Correct	3 ms	344 KB	Output is correct
19	Correct	4 ms	344 KB	Output is correct
20	Correct	1 ms	344 KB	Output is correct
21	Correct	2 ms	344 KB	Output is correct
22	Correct	1 ms	344 KB	Output is correct
23	Correct	10 ms	440 KB	Output is correct
24	Correct	4 ms	344 KB	Output is correct
25	Correct	13 ms	600 KB	Output is correct
26	Correct	13 ms	344 KB	Output is correct
27	Correct	12 ms	344 KB	Output is correct
28	Correct	4 ms	344 KB	Output is correct
29	Correct	14 ms	444 KB	Output is correct
30	Correct	12 ms	600 KB	Output is correct
31	Correct	11 ms	344 KB	Output is correct
32	Correct	16 ms	440 KB	Output is correct
33	Correct	18 ms	344 KB	Output is correct
34	Correct	13 ms	444 KB	Output is correct
35	Correct	11 ms	440 KB	Output is correct
36	Correct	17 ms	440 KB	Output is correct
37	Correct	10 ms	340 KB	Output is correct
38	Correct	8 ms	596 KB	Output is correct
39	Correct	11 ms	436 KB	Output is correct
40	Correct	11 ms	700 KB	Output is correct
41	Correct	4 ms	344 KB	Output is correct

Subtask #3

74.95 / 75.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	344 KB	Output is correct
3	Correct	0 ms	344 KB	Output is correct
4	Correct	0 ms	344 KB	Output is correct
5	Correct	1 ms	344 KB	Output is correct
6	Correct	0 ms	344 KB	Output is correct
7	Correct	13 ms	344 KB	Output is correct
8	Correct	9 ms	344 KB	Output is correct
9	Correct	18 ms	428 KB	Output is correct
10	Correct	32 ms	432 KB	Output is correct
11	Correct	25 ms	344 KB	Output is correct
12	Correct	13 ms	344 KB	Output is correct
13	Correct	25 ms	344 KB	Output is correct
14	Correct	33 ms	344 KB	Output is correct
15	Correct	28 ms	848 KB	Output is correct
16	Correct	20 ms	436 KB	Output is correct
17	Correct	24 ms	696 KB	Output is correct
18	Correct	20 ms	344 KB	Output is correct
19	Correct	24 ms	448 KB	Output is correct
20	Correct	24 ms	344 KB	Output is correct
21	Correct	25 ms	440 KB	Output is correct
22	Correct	34 ms	608 KB	Output is correct
23	Correct	23 ms	428 KB	Output is correct
24	Correct	22 ms	424 KB	Output is correct
25	Correct	10 ms	600 KB	Output is correct
26	Correct	13 ms	432 KB	Output is correct
27	Correct	27 ms	428 KB	Output is correct
28	Correct	26 ms	428 KB	Output is correct
29	Correct	30 ms	428 KB	Output is correct
30	Correct	29 ms	344 KB	Output is correct
31	Correct	22 ms	436 KB	Output is correct
32	Correct	35 ms	428 KB	Output is correct
33	Correct	27 ms	344 KB	Output is correct
34	Correct	36 ms	436 KB	Output is correct
35	Partially correct	32 ms	344 KB	Output is partially correct
36	Correct	31 ms	592 KB	Output is correct
37	Correct	26 ms	440 KB	Output is correct
38	Correct	48 ms	344 KB	Output is correct
39	Correct	32 ms	344 KB	Output is correct
40	Correct	21 ms	448 KB	Output is correct
41	Correct	28 ms	448 KB	Output is correct
42	Partially correct	28 ms	344 KB	Output is partially correct
43	Correct	6 ms	448 KB	Output is correct
44	Correct	22 ms	344 KB	Output is correct
45	Correct	26 ms	432 KB	Output is correct
46	Correct	17 ms	436 KB	Output is correct
47	Correct	16 ms	848 KB	Output is correct
48	Correct	9 ms	688 KB	Output is correct