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Submission #832995

# Submission time Handle Problem Language Result Execution time Memory
832995 2023-08-21T18:38:27 Z MeGustaElArroz23 Rarest Insects (IOI22_insects) C++17
50 / 100
 154 ms 288 KB 
#include "insects.h"

using namespace std;

#include<bits/stdc++.h>

#define vi vector<int>
#define vvi vector<vi>
#define pii pair<int,int>
#define vii vector<pii>
#define fi first
#define se second
#define pb push_back
#define vb vector<bool>

int n;
vb box;
vb basic_box;
int basic_box_size;

void create_basic_box(){
	basic_box=vb(n,0);
	for (int i=0;i<n;i++){
		move_inside(i);
		box[i]=1;
		if (press_button()>1){
			move_outside(i);
			box[i]=0;
		}
	}
	basic_box=box;
	basic_box_size=0;
	for (int x:basic_box) basic_box_size+=x;
}

void clear_box(){
	for (int i=0;i<n;i++){
		if (box[i] && (! basic_box[i])){
			box[i]=0;
			move_outside(i);
		}
	}
}

int check_ans(int m){
	for (int i=0;i<n;i++){
		move_inside(i);
		box[i]=1;
		if (press_button()>m){
			move_outside(i);
			box[i]=0;
		}
	}
	int count=0;
	for (int x:box) count+=x;
	if (count==m*basic_box_size){
		basic_box=box;
		return 1;
	}
	else return 0;
}

int min_cardinality(int N) {
	n=N;
	box=vb(n,0);
    create_basic_box();
	clear_box();

	if (basic_box_size==1) return N;

	int l=1;
	int r=n/basic_box_size+1;

	while (l!=r-1){
		//cerr << l << ' ' << r << '\n';
		int m=(l+r)/2;
		if (check_ans(m)) l=m;
		else r=m;
		clear_box();
	}

	return l;
}

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 1 ms 284 KB Output is correct
7 Correct 2 ms 208 KB Output is correct
8 Correct 5 ms 208 KB Output is correct
9 Correct 9 ms 208 KB Output is correct
10 Correct 12 ms 208 KB Output is correct
11 Correct 1 ms 208 KB Output is correct
12 Correct 8 ms 208 KB Output is correct
13 Correct 4 ms 208 KB Output is correct
14 Correct 10 ms 208 KB Output is correct
15 Correct 7 ms 208 KB Output is correct
16 Correct 5 ms 208 KB Output is correct
17 Correct 9 ms 208 KB Output is correct
18 Correct 8 ms 208 KB Output is correct
19 Correct 8 ms 208 KB Output is correct
20 Correct 5 ms 208 KB Output is correct
21 Correct 3 ms 276 KB Output is correct
22 Correct 2 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 1 ms 284 KB Output is correct
7 Correct 2 ms 208 KB Output is correct
8 Correct 5 ms 208 KB Output is correct
9 Correct 9 ms 208 KB Output is correct
10 Correct 12 ms 208 KB Output is correct
11 Correct 1 ms 208 KB Output is correct
12 Correct 8 ms 208 KB Output is correct
13 Correct 4 ms 208 KB Output is correct
14 Correct 10 ms 208 KB Output is correct
15 Correct 7 ms 208 KB Output is correct
16 Correct 5 ms 208 KB Output is correct
17 Correct 9 ms 208 KB Output is correct
18 Correct 8 ms 208 KB Output is correct
19 Correct 8 ms 208 KB Output is correct
20 Correct 5 ms 208 KB Output is correct
21 Correct 3 ms 276 KB Output is correct
22 Correct 2 ms 208 KB Output is correct
23 Correct 9 ms 208 KB Output is correct
24 Correct 9 ms 208 KB Output is correct
25 Correct 37 ms 208 KB Output is correct
26 Correct 49 ms 208 KB Output is correct
27 Correct 64 ms 208 KB Output is correct
28 Correct 8 ms 208 KB Output is correct
29 Correct 49 ms 208 KB Output is correct
30 Correct 44 ms 208 KB Output is correct
31 Correct 81 ms 208 KB Output is correct
32 Correct 43 ms 208 KB Output is correct
33 Correct 52 ms 208 KB Output is correct
34 Correct 68 ms 208 KB Output is correct
35 Correct 44 ms 208 KB Output is correct
36 Correct 57 ms 208 KB Output is correct
37 Correct 27 ms 208 KB Output is correct
38 Correct 30 ms 208 KB Output is correct
39 Correct 26 ms 208 KB Output is correct
40 Correct 11 ms 208 KB Output is correct
41 Correct 9 ms 208 KB Output is correct

Subtask #3
25.0 / 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 0 ms 208 KB Output is correct
6 Partially correct 1 ms 208 KB Output is partially correct
7 Correct 13 ms 208 KB Output is correct
8 Correct 18 ms 208 KB Output is correct
9 Partially correct 57 ms 208 KB Output is partially correct
10 Partially correct 64 ms 208 KB Output is partially correct
11 Partially correct 130 ms 208 KB Output is partially correct
12 Correct 24 ms 208 KB Output is correct
13 Partially correct 132 ms 208 KB Output is partially correct
14 Partially correct 78 ms 208 KB Output is partially correct
15 Partially correct 110 ms 208 KB Output is partially correct
16 Partially correct 64 ms 208 KB Output is partially correct
17 Partially correct 154 ms 208 KB Output is partially correct
18 Partially correct 66 ms 208 KB Output is partially correct
19 Partially correct 114 ms 208 KB Output is partially correct
20 Partially correct 105 ms 208 KB Output is partially correct
21 Partially correct 56 ms 280 KB Output is partially correct
22 Partially correct 62 ms 280 KB Output is partially correct
23 Partially correct 70 ms 208 KB Output is partially correct
24 Correct 38 ms 208 KB Output is correct
25 Correct 18 ms 280 KB Output is correct
26 Correct 14 ms 208 KB Output is correct
27 Partially correct 82 ms 208 KB Output is partially correct
28 Partially correct 75 ms 208 KB Output is partially correct
29 Partially correct 93 ms 208 KB Output is partially correct
30 Partially correct 102 ms 208 KB Output is partially correct
31 Partially correct 66 ms 208 KB Output is partially correct
32 Partially correct 93 ms 280 KB Output is partially correct
33 Partially correct 86 ms 208 KB Output is partially correct
34 Partially correct 58 ms 208 KB Output is partially correct
35 Partially correct 99 ms 208 KB Output is partially correct
36 Partially correct 120 ms 208 KB Output is partially correct
37 Partially correct 71 ms 208 KB Output is partially correct
38 Partially correct 45 ms 288 KB Output is partially correct
39 Partially correct 59 ms 208 KB Output is partially correct
40 Partially correct 68 ms 208 KB Output is partially correct
41 Partially correct 108 ms 208 KB Output is partially correct
42 Partially correct 79 ms 208 KB Output is partially correct
43 Partially correct 27 ms 208 KB Output is partially correct
44 Partially correct 119 ms 208 KB Output is partially correct
45 Partially correct 112 ms 208 KB Output is partially correct
46 Correct 30 ms 208 KB Output is correct
47 Correct 25 ms 208 KB Output is correct
48 Correct 29 ms 208 KB Output is correct