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Submission #978038

# Submission time Handle Problem Language Result Execution time Memory
978038 2024-05-08T17:14:28 Z bachhoangxuan Rarest Insects (IOI22_insects) C++17
100 / 100
 40 ms 852 KB 
#include "insects.h"
#include<bits/stdc++.h>
using namespace std;

int c[2005];

int min_cardinality(int N) {
    int d=0;
    for(int i=0;i<N;i++){
        move_inside(i);
        if(press_button()==2) move_outside(i);
        else d++,c[i]=1;
    }
    int s=d;
    int l=2,r=N/d,p=1,res=1;
    while(l<=r){
        int m=(l+r)>>1;
        if(r-l>5) m++;
        if(m<p){
            for(int i=0;i<N;i++) if(c[i]>m){
                c[i]=0,s--;
                move_outside(i);
            }
        }
        for(int i=0;i<N;i++) if(!c[i]){
            move_inside(i);
            if(press_button()==m+1) move_outside(i);
            else c[i]=m,s++;
        }
        if(s!=d*m){
            r=m-1;
            for(int i=0;i<N;i++) if(!c[i]) c[i]=-1;
        }
        else l=m+1,res=m;
        p=m;
    }
    return res;
}

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 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 3 ms 344 KB Output is correct
7 Correct 1 ms 596 KB Output is correct
8 Correct 3 ms 344 KB Output is correct
9 Correct 3 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 2 ms 344 KB Output is correct
13 Correct 2 ms 344 KB Output is correct
14 Correct 2 ms 344 KB Output is correct
15 Correct 2 ms 344 KB Output is correct
16 Correct 2 ms 344 KB Output is correct
17 Correct 3 ms 344 KB Output is correct
18 Correct 3 ms 344 KB Output is correct
19 Correct 3 ms 344 KB Output is correct
20 Correct 2 ms 344 KB Output is correct
21 Correct 1 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 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 3 ms 344 KB Output is correct
7 Correct 1 ms 596 KB Output is correct
8 Correct 3 ms 344 KB Output is correct
9 Correct 3 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 2 ms 344 KB Output is correct
13 Correct 2 ms 344 KB Output is correct
14 Correct 2 ms 344 KB Output is correct
15 Correct 2 ms 344 KB Output is correct
16 Correct 2 ms 344 KB Output is correct
17 Correct 3 ms 344 KB Output is correct
18 Correct 3 ms 344 KB Output is correct
19 Correct 3 ms 344 KB Output is correct
20 Correct 2 ms 344 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 19 ms 592 KB Output is correct
24 Correct 6 ms 600 KB Output is correct
25 Correct 15 ms 684 KB Output is correct
26 Correct 15 ms 596 KB Output is correct
27 Correct 14 ms 592 KB Output is correct
28 Correct 5 ms 600 KB Output is correct
29 Correct 14 ms 600 KB Output is correct
30 Correct 15 ms 592 KB Output is correct
31 Correct 17 ms 592 KB Output is correct
32 Correct 13 ms 592 KB Output is correct
33 Correct 16 ms 608 KB Output is correct
34 Correct 17 ms 600 KB Output is correct
35 Correct 13 ms 440 KB Output is correct
36 Correct 13 ms 608 KB Output is correct
37 Correct 15 ms 596 KB Output is correct
38 Correct 11 ms 444 KB Output is correct
39 Correct 10 ms 436 KB Output is correct
40 Correct 8 ms 600 KB Output is correct
41 Correct 4 ms 600 KB Output is correct

Subtask #3
75.0 / 75.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 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 596 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 31 ms 344 KB Output is correct
8 Correct 8 ms 600 KB Output is correct
9 Correct 27 ms 432 KB Output is correct
10 Correct 32 ms 848 KB Output is correct
11 Correct 22 ms 444 KB Output is correct
12 Correct 12 ms 600 KB Output is correct
13 Correct 32 ms 600 KB Output is correct
14 Correct 26 ms 600 KB Output is correct
15 Correct 30 ms 412 KB Output is correct
16 Correct 34 ms 344 KB Output is correct
17 Correct 29 ms 436 KB Output is correct
18 Correct 30 ms 500 KB Output is correct
19 Correct 33 ms 416 KB Output is correct
20 Correct 29 ms 592 KB Output is correct
21 Correct 26 ms 424 KB Output is correct
22 Correct 40 ms 596 KB Output is correct
23 Correct 30 ms 672 KB Output is correct
24 Correct 21 ms 600 KB Output is correct
25 Correct 14 ms 344 KB Output is correct
26 Correct 8 ms 600 KB Output is correct
27 Correct 23 ms 344 KB Output is correct
28 Correct 31 ms 600 KB Output is correct
29 Correct 29 ms 600 KB Output is correct
30 Correct 33 ms 432 KB Output is correct
31 Correct 29 ms 600 KB Output is correct
32 Correct 34 ms 436 KB Output is correct
33 Correct 31 ms 840 KB Output is correct
34 Correct 35 ms 592 KB Output is correct
35 Correct 25 ms 424 KB Output is correct
36 Correct 28 ms 432 KB Output is correct
37 Correct 22 ms 844 KB Output is correct
38 Correct 23 ms 668 KB Output is correct
39 Correct 24 ms 416 KB Output is correct
40 Correct 23 ms 420 KB Output is correct
41 Correct 24 ms 600 KB Output is correct
42 Correct 30 ms 428 KB Output is correct
43 Correct 5 ms 344 KB Output is correct
44 Correct 21 ms 436 KB Output is correct
45 Correct 39 ms 592 KB Output is correct
46 Correct 15 ms 600 KB Output is correct
47 Correct 16 ms 600 KB Output is correct
48 Correct 19 ms 852 KB Output is correct