oj.uz

Submission #1058277

# Submission time Handle Problem Language Result Execution time Memory
1058277 2024-08-14T09:12:34 Z Dan4Life Rarest Insects (IOI22_insects) C++17
99.95 / 100
 38 ms 692 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] or tot==D*mid) 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] or tot==D*mid) continue; move_inside(i);
      |             ^~
insects.cpp:25:53: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
   25 |             if(!!inside[i] or tot==D*mid) 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 2 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 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 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 2 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 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 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 3 ms 344 KB Output is correct
25 Correct 9 ms 444 KB Output is correct
26 Correct 14 ms 440 KB Output is correct
27 Correct 9 ms 344 KB Output is correct
28 Correct 4 ms 344 KB Output is correct
29 Correct 10 ms 436 KB Output is correct
30 Correct 12 ms 440 KB Output is correct
31 Correct 12 ms 436 KB Output is correct
32 Correct 10 ms 440 KB Output is correct
33 Correct 9 ms 344 KB Output is correct
34 Correct 7 ms 344 KB Output is correct
35 Correct 10 ms 600 KB Output is correct
36 Correct 11 ms 344 KB Output is correct
37 Correct 12 ms 440 KB Output is correct
38 Correct 9 ms 436 KB Output is correct
39 Correct 8 ms 344 KB Output is correct
40 Correct 5 ms 344 KB Output is correct
41 Correct 4 ms 344 KB Output is correct

Subtask #3
74.95 / 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 7 ms 344 KB Output is correct
8 Correct 8 ms 344 KB Output is correct
9 Correct 16 ms 420 KB Output is correct
10 Correct 33 ms 436 KB Output is correct
11 Correct 18 ms 600 KB Output is correct
12 Correct 9 ms 440 KB Output is correct
13 Correct 22 ms 344 KB Output is correct
14 Correct 22 ms 420 KB Output is correct
15 Correct 13 ms 416 KB Output is correct
16 Correct 13 ms 344 KB Output is correct
17 Correct 24 ms 676 KB Output is correct
18 Correct 26 ms 420 KB Output is correct
19 Correct 31 ms 600 KB Output is correct
20 Correct 20 ms 432 KB Output is correct
21 Correct 20 ms 344 KB Output is correct
22 Correct 38 ms 600 KB Output is correct
23 Correct 20 ms 440 KB Output is correct
24 Correct 22 ms 684 KB Output is correct
25 Correct 9 ms 448 KB Output is correct
26 Correct 8 ms 440 KB Output is correct
27 Correct 21 ms 424 KB Output is correct
28 Correct 13 ms 436 KB Output is correct
29 Correct 22 ms 420 KB Output is correct
30 Correct 22 ms 440 KB Output is correct
31 Correct 27 ms 592 KB Output is correct
32 Correct 23 ms 420 KB Output is correct
33 Correct 23 ms 420 KB Output is correct
34 Correct 26 ms 436 KB Output is correct
35 Partially correct 14 ms 600 KB Output is partially correct
36 Correct 27 ms 416 KB Output is correct
37 Correct 18 ms 344 KB Output is correct
38 Correct 21 ms 428 KB Output is correct
39 Correct 24 ms 436 KB Output is correct
40 Correct 13 ms 444 KB Output is correct
41 Correct 20 ms 428 KB Output is correct
42 Partially correct 27 ms 692 KB Output is partially correct
43 Correct 5 ms 344 KB Output is correct
44 Correct 22 ms 444 KB Output is correct
45 Correct 16 ms 344 KB Output is correct
46 Correct 11 ms 444 KB Output is correct
47 Correct 16 ms 420 KB Output is correct
48 Correct 11 ms 420 KB Output is correct