Submission #1060108

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
1060108	2024-08-15T10:41:09 Z	parsadox2	Rarest Insects (IOI22_insects)	C++17	47.5 / 100	153 ms	1128 KB

insects

#include <bits/stdc++.h>
#include "insects.h"

using namespace std;

const int N = 2e3 + 10;
int n;
bool bad[N] , dead[N];

bool check(int mid)
{
	int all = 0;
	for(int i = 0 ; i < n ; i++)  if(!dead[i])
	{
		bad[i] = false;
		all++;
		move_inside(i);
		int val = press_button();
		if(val > mid)
		{
			bad[i] = true;
			move_outside(i);
		}
	}
	for(int i = 0 ; i < n ; i++)  if(!bad[i] && !dead[i])
		move_outside(i);
	bool flg = true;
	vector <int> vec;
	int cnt = 0;
	for(int i = 0 ; i < n ; i++)  if(bad[i] && !dead[i])
	{
		flg = false;
		move_inside(i);
		int val = press_button();
		if(val > 1)
		{
			move_outside(i);
			cnt++;
		}
		else
		{
			cnt += (mid + 1);
			vec.push_back(i);
		}
	}
	for(auto u : vec)
		move_outside(u);
	if(cnt == all)
		return false;
	for(int i = 0 ; i < n ; i++)  if(bad[i] && !dead[i])
		dead[i] = true;
	return true;
}

int min_cardinality(int nn)
{
	n = nn;
	int low = 0 , high = n;
	while(high - low > 1)
	{
		int mid = (low + high) >> 1;
		if(check(mid))
			high = mid;
		else
			low = mid;
	}
	return high;
}

Compilation message

insects.cpp: In function 'bool check(int)':
insects.cpp:27:7: warning: variable 'flg' set but not used [-Wunused-but-set-variable]
   27 |  bool flg = true;
      |       ^~~

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	0 ms	356 KB	Output is correct
4	Correct	0 ms	344 KB	Output is correct
5	Correct	0 ms	344 KB	Output is correct
6	Correct	8 ms	344 KB	Output is correct
7	Correct	7 ms	344 KB	Output is correct
8	Correct	8 ms	344 KB	Output is correct
9	Correct	5 ms	596 KB	Output is correct
10	Correct	3 ms	344 KB	Output is correct
11	Correct	5 ms	344 KB	Output is correct
12	Correct	5 ms	344 KB	Output is correct
13	Correct	6 ms	344 KB	Output is correct
14	Correct	10 ms	344 KB	Output is correct
15	Correct	6 ms	596 KB	Output is correct
16	Correct	8 ms	344 KB	Output is correct
17	Correct	7 ms	344 KB	Output is correct
18	Correct	8 ms	344 KB	Output is correct
19	Correct	7 ms	344 KB	Output is correct
20	Correct	9 ms	344 KB	Output is correct
21	Correct	7 ms	344 KB	Output is correct
22	Correct	7 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	0 ms	356 KB	Output is correct
4	Correct	0 ms	344 KB	Output is correct
5	Correct	0 ms	344 KB	Output is correct
6	Correct	8 ms	344 KB	Output is correct
7	Correct	7 ms	344 KB	Output is correct
8	Correct	8 ms	344 KB	Output is correct
9	Correct	5 ms	596 KB	Output is correct
10	Correct	3 ms	344 KB	Output is correct
11	Correct	5 ms	344 KB	Output is correct
12	Correct	5 ms	344 KB	Output is correct
13	Correct	6 ms	344 KB	Output is correct
14	Correct	10 ms	344 KB	Output is correct
15	Correct	6 ms	596 KB	Output is correct
16	Correct	8 ms	344 KB	Output is correct
17	Correct	7 ms	344 KB	Output is correct
18	Correct	8 ms	344 KB	Output is correct
19	Correct	7 ms	344 KB	Output is correct
20	Correct	9 ms	344 KB	Output is correct
21	Correct	7 ms	344 KB	Output is correct
22	Correct	7 ms	344 KB	Output is correct
23	Correct	62 ms	344 KB	Output is correct
24	Correct	61 ms	344 KB	Output is correct
25	Correct	45 ms	344 KB	Output is correct
26	Correct	50 ms	344 KB	Output is correct
27	Correct	16 ms	344 KB	Output is correct
28	Correct	36 ms	416 KB	Output is correct
29	Correct	24 ms	344 KB	Output is correct
30	Correct	38 ms	344 KB	Output is correct
31	Correct	50 ms	344 KB	Output is correct
32	Correct	67 ms	344 KB	Output is correct
33	Correct	58 ms	344 KB	Output is correct
34	Correct	50 ms	344 KB	Output is correct
35	Correct	43 ms	344 KB	Output is correct
36	Correct	64 ms	344 KB	Output is correct
37	Correct	63 ms	412 KB	Output is correct
38	Correct	51 ms	344 KB	Output is correct
39	Correct	47 ms	664 KB	Output is correct
40	Correct	58 ms	420 KB	Output is correct
41	Correct	58 ms	344 KB	Output is correct

Subtask #3
22.5 / 75.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 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	0 ms	344 KB	Output is correct
6	Partially correct	1 ms	344 KB	Output is partially correct
7	Partially correct	139 ms	1128 KB	Output is partially correct
8	Partially correct	116 ms	660 KB	Output is partially correct
9	Partially correct	153 ms	660 KB	Output is partially correct
10	Partially correct	113 ms	652 KB	Output is partially correct
11	Correct	27 ms	344 KB	Output is correct
12	Partially correct	79 ms	580 KB	Output is partially correct
13	Partially correct	61 ms	424 KB	Output is partially correct
14	Partially correct	105 ms	580 KB	Output is partially correct
15	Partially correct	132 ms	600 KB	Output is partially correct
16	Partially correct	133 ms	912 KB	Output is partially correct
17	Partially correct	129 ms	656 KB	Output is partially correct
18	Partially correct	128 ms	652 KB	Output is partially correct
19	Partially correct	128 ms	580 KB	Output is partially correct
20	Partially correct	122 ms	660 KB	Output is partially correct
21	Partially correct	120 ms	668 KB	Output is partially correct
22	Partially correct	141 ms	612 KB	Output is partially correct
23	Partially correct	132 ms	660 KB	Output is partially correct
24	Partially correct	124 ms	660 KB	Output is partially correct
25	Partially correct	126 ms	612 KB	Output is partially correct
26	Partially correct	125 ms	580 KB	Output is partially correct
27	Partially correct	128 ms	600 KB	Output is partially correct
28	Partially correct	148 ms	788 KB	Output is partially correct
29	Partially correct	114 ms	636 KB	Output is partially correct
30	Partially correct	124 ms	640 KB	Output is partially correct
31	Partially correct	106 ms	440 KB	Output is partially correct
32	Partially correct	121 ms	524 KB	Output is partially correct
33	Partially correct	127 ms	344 KB	Output is partially correct
34	Partially correct	129 ms	416 KB	Output is partially correct
35	Partially correct	132 ms	660 KB	Output is partially correct
36	Partially correct	99 ms	436 KB	Output is partially correct
37	Partially correct	113 ms	432 KB	Output is partially correct
38	Partially correct	135 ms	416 KB	Output is partially correct
39	Partially correct	141 ms	520 KB	Output is partially correct
40	Partially correct	118 ms	420 KB	Output is partially correct
41	Partially correct	138 ms	896 KB	Output is partially correct
42	Partially correct	124 ms	668 KB	Output is partially correct
43	Partially correct	14 ms	344 KB	Output is partially correct
44	Partially correct	36 ms	412 KB	Output is partially correct
45	Partially correct	138 ms	416 KB	Output is partially correct
46	Partially correct	63 ms	644 KB	Output is partially correct
47	Partially correct	86 ms	660 KB	Output is partially correct
48	Partially correct	96 ms	668 KB	Output is partially correct

Submission #1060108

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