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Submission #832988

# Submission time Handle Problem Language Result Execution time Memory
832988 2023-08-21T18:24:20 Z MeGustaElArroz23 Rarest Insects (IOI22_insects) C++17
40 / 100
 282 ms 336 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=max((5*l+3*r)/8,l+1);
		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 1 ms 208 KB Output is correct
5 Correct 0 ms 208 KB Output is correct
6 Correct 2 ms 208 KB Output is correct
7 Correct 2 ms 208 KB Output is correct
8 Correct 13 ms 208 KB Output is correct
9 Correct 7 ms 208 KB Output is correct
10 Correct 9 ms 208 KB Output is correct
11 Correct 2 ms 208 KB Output is correct
12 Correct 6 ms 304 KB Output is correct
13 Correct 5 ms 208 KB Output is correct
14 Correct 9 ms 208 KB Output is correct
15 Correct 13 ms 208 KB Output is correct
16 Correct 9 ms 208 KB Output is correct
17 Correct 6 ms 300 KB Output is correct
18 Correct 9 ms 208 KB Output is correct
19 Correct 5 ms 208 KB Output is correct
20 Correct 4 ms 300 KB Output is correct
21 Correct 2 ms 208 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 1 ms 208 KB Output is correct
5 Correct 0 ms 208 KB Output is correct
6 Correct 2 ms 208 KB Output is correct
7 Correct 2 ms 208 KB Output is correct
8 Correct 13 ms 208 KB Output is correct
9 Correct 7 ms 208 KB Output is correct
10 Correct 9 ms 208 KB Output is correct
11 Correct 2 ms 208 KB Output is correct
12 Correct 6 ms 304 KB Output is correct
13 Correct 5 ms 208 KB Output is correct
14 Correct 9 ms 208 KB Output is correct
15 Correct 13 ms 208 KB Output is correct
16 Correct 9 ms 208 KB Output is correct
17 Correct 6 ms 300 KB Output is correct
18 Correct 9 ms 208 KB Output is correct
19 Correct 5 ms 208 KB Output is correct
20 Correct 4 ms 300 KB Output is correct
21 Correct 2 ms 208 KB Output is correct
22 Correct 2 ms 208 KB Output is correct
23 Correct 8 ms 208 KB Output is correct
24 Correct 6 ms 208 KB Output is correct
25 Correct 42 ms 208 KB Output is correct
26 Correct 54 ms 208 KB Output is correct
27 Correct 38 ms 300 KB Output is correct
28 Correct 7 ms 208 KB Output is correct
29 Correct 58 ms 304 KB Output is correct
30 Correct 21 ms 208 KB Output is correct
31 Correct 65 ms 296 KB Output is correct
32 Correct 95 ms 208 KB Output is correct
33 Correct 52 ms 208 KB Output is correct
34 Correct 28 ms 336 KB Output is correct
35 Correct 27 ms 208 KB Output is correct
36 Correct 51 ms 208 KB Output is correct
37 Correct 34 ms 208 KB Output is correct
38 Correct 17 ms 300 KB Output is correct
39 Correct 15 ms 208 KB Output is correct
40 Correct 19 ms 276 KB Output is correct
41 Correct 7 ms 208 KB Output is correct

Subtask #3
15.0 / 75.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 17 ms 208 KB Output is correct
8 Correct 13 ms 208 KB Output is correct
9 Partially correct 124 ms 208 KB Output is partially correct
10 Partially correct 78 ms 208 KB Output is partially correct
11 Partially correct 72 ms 208 KB Output is partially correct
12 Correct 40 ms 208 KB Output is correct
13 Partially correct 60 ms 208 KB Output is partially correct
14 Partially correct 92 ms 280 KB Output is partially correct
15 Partially correct 154 ms 276 KB Output is partially correct
16 Partially correct 180 ms 208 KB Output is partially correct
17 Partially correct 151 ms 276 KB Output is partially correct
18 Partially correct 197 ms 208 KB Output is partially correct
19 Partially correct 62 ms 280 KB Output is partially correct
20 Partially correct 172 ms 208 KB Output is partially correct
21 Partially correct 125 ms 208 KB Output is partially correct
22 Partially correct 76 ms 284 KB Output is partially correct
23 Correct 47 ms 280 KB Output is correct
24 Correct 34 ms 208 KB Output is correct
25 Correct 39 ms 208 KB Output is correct
26 Correct 17 ms 208 KB Output is correct
27 Partially correct 121 ms 208 KB Output is partially correct
28 Partially correct 147 ms 280 KB Output is partially correct
29 Partially correct 127 ms 296 KB Output is partially correct
30 Partially correct 157 ms 208 KB Output is partially correct
31 Partially correct 92 ms 300 KB Output is partially correct
32 Partially correct 101 ms 208 KB Output is partially correct
33 Partially correct 57 ms 208 KB Output is partially correct
34 Partially correct 46 ms 260 KB Output is partially correct
35 Partially correct 149 ms 208 KB Output is partially correct
36 Partially correct 109 ms 208 KB Output is partially correct
37 Partially correct 105 ms 208 KB Output is partially correct
38 Partially correct 120 ms 208 KB Output is partially correct
39 Partially correct 130 ms 284 KB Output is partially correct
40 Partially correct 135 ms 208 KB Output is partially correct
41 Partially correct 70 ms 284 KB Output is partially correct
42 Partially correct 96 ms 208 KB Output is partially correct
43 Partially correct 25 ms 208 KB Output is partially correct
44 Partially correct 90 ms 208 KB Output is partially correct
45 Partially correct 282 ms 208 KB Output is partially correct
46 Correct 21 ms 208 KB Output is correct
47 Correct 35 ms 208 KB Output is correct
48 Correct 23 ms 284 KB Output is correct