oj.uz

Submission #1058273

# Submission time Handle Problem Language Result Execution time Memory
1058273 2024-08-14T09:11:21 Z Dan4Life Rarest Insects (IOI22_insects) C++17
99.89 / 100
 30 ms 852 KB 
#include "insects.h"
#include <bits/stdc++.h>
using namespace std;
#define pb push_back
#define sz(a) (int)a.size()
#define all(a) begin(a), end(a)
using vi = vector<int>;
int D, inside[3000];

int min_cardinality(int n) {
    for(int i = 0; i < n; i++){
        move_inside(i);
        if(press_button()>1) move_outside(i);
        else inside[i]=1, D++;
    }
    if(D==1) return n;
    if(D==n) return 1;
    int l = 1, r = n/D, p=1, tot=D;
    while(l<r){
        int mid = (l+r+1)/2;
        for(int i = 0; i < n; i++)
            if(inside[i] >= mid and mid<=p)
                move_outside(i), inside[i]=0, tot--;
        for(int i = 0; i < n; i++){
            if(inside[i]!=0) continue; move_inside(i);
            if(press_button()>mid) move_outside(i);
            else inside[i]=mid, tot++;
        }
        if(tot==D*mid) l = mid;
        else{
            for(int i = 0; i < n; i++) 
                if(!inside[i]) inside[i]=-1;
            r=mid-1;
        }
        p=mid;
    }
    return l;
}

Compilation message

insects.cpp: In function 'int min_cardinality(int)':
insects.cpp:25:13: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
   25 |             if(inside[i]!=0) continue; move_inside(i);
      |             ^~
insects.cpp:25:40: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
   25 |             if(inside[i]!=0) continue; move_inside(i);
      |                                        ^~~~~~~~~~~

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 1 ms 344 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 3 ms 344 KB Output is correct
9 Correct 2 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 3 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 3 ms 344 KB Output is correct
17 Correct 2 ms 344 KB Output is correct
18 Correct 2 ms 344 KB Output is correct
19 Correct 2 ms 344 KB Output is correct
20 Correct 2 ms 344 KB Output is correct
21 Correct 2 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 1 ms 344 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 3 ms 344 KB Output is correct
9 Correct 2 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 3 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 3 ms 344 KB Output is correct
17 Correct 2 ms 344 KB Output is correct
18 Correct 2 ms 344 KB Output is correct
19 Correct 2 ms 344 KB Output is correct
20 Correct 2 ms 344 KB Output is correct
21 Correct 2 ms 344 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 4 ms 344 KB Output is correct
24 Correct 4 ms 440 KB Output is correct
25 Correct 11 ms 440 KB Output is correct
26 Correct 10 ms 436 KB Output is correct
27 Correct 9 ms 436 KB Output is correct
28 Correct 4 ms 444 KB Output is correct
29 Correct 10 ms 436 KB Output is correct
30 Correct 11 ms 436 KB Output is correct
31 Correct 11 ms 600 KB Output is correct
32 Correct 12 ms 344 KB Output is correct
33 Correct 15 ms 436 KB Output is correct
34 Correct 14 ms 444 KB Output is correct
35 Correct 8 ms 344 KB Output is correct
36 Correct 9 ms 344 KB Output is correct
37 Correct 11 ms 344 KB Output is correct
38 Correct 8 ms 436 KB Output is correct
39 Correct 10 ms 600 KB Output is correct
40 Correct 7 ms 344 KB Output is correct
41 Correct 4 ms 344 KB Output is correct

Subtask #3
74.89 / 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 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 8 ms 344 KB Output is correct
8 Correct 10 ms 436 KB Output is correct
9 Correct 30 ms 592 KB Output is correct
10 Correct 21 ms 344 KB Output is correct
11 Correct 19 ms 416 KB Output is correct
12 Correct 12 ms 600 KB Output is correct
13 Correct 25 ms 416 KB Output is correct
14 Correct 24 ms 436 KB Output is correct
15 Correct 17 ms 420 KB Output is correct
16 Correct 25 ms 440 KB Output is correct
17 Correct 22 ms 592 KB Output is correct
18 Correct 28 ms 848 KB Output is correct
19 Partially correct 23 ms 344 KB Output is partially correct
20 Correct 22 ms 596 KB Output is correct
21 Correct 19 ms 424 KB Output is correct
22 Correct 23 ms 344 KB Output is correct
23 Correct 16 ms 344 KB Output is correct
24 Correct 22 ms 600 KB Output is correct
25 Correct 10 ms 344 KB Output is correct
26 Correct 9 ms 440 KB Output is correct
27 Correct 20 ms 592 KB Output is correct
28 Correct 16 ms 592 KB Output is correct
29 Partially correct 24 ms 440 KB Output is partially correct
30 Partially correct 23 ms 428 KB Output is partially correct
31 Correct 17 ms 344 KB Output is correct
32 Correct 27 ms 600 KB Output is correct
33 Correct 18 ms 344 KB Output is correct
34 Correct 23 ms 796 KB Output is correct
35 Partially correct 21 ms 668 KB Output is partially correct
36 Partially correct 24 ms 344 KB Output is partially correct
37 Correct 18 ms 600 KB Output is correct
38 Correct 22 ms 344 KB Output is correct
39 Correct 17 ms 344 KB Output is correct
40 Correct 25 ms 852 KB Output is correct
41 Partially correct 20 ms 344 KB Output is partially correct
42 Partially correct 22 ms 600 KB Output is partially correct
43 Correct 5 ms 344 KB Output is correct
44 Correct 19 ms 344 KB Output is correct
45 Correct 23 ms 344 KB Output is correct
46 Correct 12 ms 344 KB Output is correct
47 Correct 10 ms 420 KB Output is correct
48 Correct 8 ms 344 KB Output is correct