Submission #1077053

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
1077053	2024-08-26T21:57:04 Z	mariaclara	Rarest Insects (IOI22_insects)	C++17	10 / 100	269 ms	512 KB

insects

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

using namespace std;

typedef long long ll;
typedef pair<int,int> pii;
#define all(x) x.begin(), x.end()
#define sz(x) (int)x.size()
#define mk make_pair
#define pb push_back
#define fr first
#define sc second

int rand(int a, int b) {
    return rand()%(b-a+1) + a;
}

int min_cardinality(int N) {
    vector<int> in(N);
    int colors = 0;

    srand(381723);

    for(int i = 0; i < N; i++) {
        move_inside(i);
        in[i] = 1;
        if(press_button() == 2) move_outside(i), in[i] = 0; 
        else colors++;
    }

    if(colors == 1) return N;

    int l = 1, r = N/colors;
    while(l <= r) {
        int mid = l, qtd = 0;
        if(r == 1) return 1;

        for(int i = 0; i < N; i++) {
            if(in[i]) {qtd++; continue;}
            in[i] = 1;
            move_inside(i);
            if(press_button() > mid) move_outside(i), in[i] = 0;
            else qtd++;
        }

        if(qtd == colors*mid) l = mid+1;
        else {
            r = mid-1;
            for(int i = 0; i < N; i++) if(in[i]) move_outside(i), in[i] = 0;
        }
    }
    
    return l-1;
}

Subtask #1

10.0 / 10.0

#	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	Correct	1 ms	344 KB	Output is correct
7	Correct	2 ms	344 KB	Output is correct
8	Correct	9 ms	344 KB	Output is correct
9	Correct	6 ms	344 KB	Output is correct
10	Correct	2 ms	344 KB	Output is correct
11	Correct	1 ms	344 KB	Output is correct
12	Correct	5 ms	344 KB	Output is correct
13	Correct	3 ms	344 KB	Output is correct
14	Correct	27 ms	344 KB	Output is correct
15	Correct	17 ms	344 KB	Output is correct
16	Correct	13 ms	344 KB	Output is correct
17	Correct	7 ms	344 KB	Output is correct
18	Correct	3 ms	344 KB	Output is correct
19	Correct	7 ms	344 KB	Output is correct
20	Correct	3 ms	344 KB	Output is correct
21	Correct	3 ms	344 KB	Output is correct
22	Correct	2 ms	344 KB	Output is correct

Subtask #2

0 / 15.0

#	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	Correct	1 ms	344 KB	Output is correct
7	Correct	2 ms	344 KB	Output is correct
8	Correct	9 ms	344 KB	Output is correct
9	Correct	6 ms	344 KB	Output is correct
10	Correct	2 ms	344 KB	Output is correct
11	Correct	1 ms	344 KB	Output is correct
12	Correct	5 ms	344 KB	Output is correct
13	Correct	3 ms	344 KB	Output is correct
14	Correct	27 ms	344 KB	Output is correct
15	Correct	17 ms	344 KB	Output is correct
16	Correct	13 ms	344 KB	Output is correct
17	Correct	7 ms	344 KB	Output is correct
18	Correct	3 ms	344 KB	Output is correct
19	Correct	7 ms	344 KB	Output is correct
20	Correct	3 ms	344 KB	Output is correct
21	Correct	3 ms	344 KB	Output is correct
22	Correct	2 ms	344 KB	Output is correct
23	Correct	4 ms	344 KB	Output is correct
24	Correct	5 ms	344 KB	Output is correct
25	Correct	100 ms	344 KB	Output is correct
26	Correct	79 ms	344 KB	Output is correct
27	Correct	9 ms	512 KB	Output is correct
28	Correct	7 ms	344 KB	Output is correct
29	Correct	18 ms	344 KB	Output is correct
30	Correct	14 ms	344 KB	Output is correct
31	Incorrect	240 ms	344 KB	Too many queries.
32	Halted	0 ms	0 KB	-

Subtask #3

0 / 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	1 ms	344 KB	Output is correct
5	Correct	0 ms	344 KB	Output is correct
6	Partially correct	0 ms	344 KB	Output is partially correct
7	Correct	11 ms	344 KB	Output is correct
8	Correct	6 ms	344 KB	Output is correct
9	Incorrect	269 ms	344 KB	Too many queries.
10	Halted	0 ms	0 KB	-