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Submission #832697

# Submission time Handle Problem Language Result Execution time Memory
832697 2023-08-21T14:01:23 Z Username4132 Rarest Insects (IOI22_insects) C++17
99.56 / 100
 64 ms 440 KB 
#include "insects.h"
#include<iostream>
#include<vector>
using namespace std;
#define forn(i, n) for(int i=0; i<(int)n; ++i)
#define PB push_back

int solve(vector<int> v, int k){
  int sz = (int)v.size();
  if(sz < k) return 0;
  int x = (sz+k)/(2*k);
  vector<int> us, nus;
  for(int el:v){
    move_inside(el);
    int ret = press_button();
    if(ret > x) move_outside(el), nus.PB(el);
    else us.PB(el);
  }
  for(int el:us) move_outside(el);
  if((int)us.size() == k*x) return x + solve(nus, k);
  else return solve(us, k);
}

int min_cardinality(int N) {
  vector<int> v;
  forn(i, N){
    move_inside(i);
    if(press_button() > 1) move_outside(i);
    else v.PB(i);
  }
  int sz = (int)v.size();
  for(int el:v) move_outside(el);
  vector<int> al(N);
  forn(i, N) al[i]=i;
  return solve(al, sz);
}

Subtask #1
10.0 / 10.0

# 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 1 ms 208 KB Output is correct
6 Correct 5 ms 208 KB Output is correct
7 Correct 3 ms 208 KB Output is correct
8 Correct 5 ms 208 KB Output is correct
9 Correct 4 ms 208 KB Output is correct
10 Correct 3 ms 208 KB Output is correct
11 Correct 3 ms 208 KB Output is correct
12 Correct 2 ms 208 KB Output is correct
13 Correct 5 ms 208 KB Output is correct
14 Correct 4 ms 208 KB Output is correct
15 Correct 5 ms 208 KB Output is correct
16 Correct 2 ms 208 KB Output is correct
17 Correct 4 ms 208 KB Output is correct
18 Correct 6 ms 296 KB Output is correct
19 Correct 4 ms 296 KB Output is correct
20 Correct 4 ms 208 KB Output is correct
21 Correct 5 ms 208 KB Output is correct
22 Correct 3 ms 208 KB Output is correct

Subtask #2
15.0 / 15.0

# 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 1 ms 208 KB Output is correct
6 Correct 5 ms 208 KB Output is correct
7 Correct 3 ms 208 KB Output is correct
8 Correct 5 ms 208 KB Output is correct
9 Correct 4 ms 208 KB Output is correct
10 Correct 3 ms 208 KB Output is correct
11 Correct 3 ms 208 KB Output is correct
12 Correct 2 ms 208 KB Output is correct
13 Correct 5 ms 208 KB Output is correct
14 Correct 4 ms 208 KB Output is correct
15 Correct 5 ms 208 KB Output is correct
16 Correct 2 ms 208 KB Output is correct
17 Correct 4 ms 208 KB Output is correct
18 Correct 6 ms 296 KB Output is correct
19 Correct 4 ms 296 KB Output is correct
20 Correct 4 ms 208 KB Output is correct
21 Correct 5 ms 208 KB Output is correct
22 Correct 3 ms 208 KB Output is correct
23 Correct 26 ms 300 KB Output is correct
24 Correct 20 ms 292 KB Output is correct
25 Correct 20 ms 208 KB Output is correct
26 Correct 17 ms 292 KB Output is correct
27 Correct 21 ms 208 KB Output is correct
28 Correct 18 ms 304 KB Output is correct
29 Correct 24 ms 292 KB Output is correct
30 Correct 24 ms 288 KB Output is correct
31 Correct 12 ms 320 KB Output is correct
32 Correct 19 ms 296 KB Output is correct
33 Correct 18 ms 208 KB Output is correct
34 Correct 27 ms 296 KB Output is correct
35 Correct 13 ms 288 KB Output is correct
36 Correct 19 ms 288 KB Output is correct
37 Correct 17 ms 300 KB Output is correct
38 Correct 18 ms 420 KB Output is correct
39 Correct 18 ms 304 KB Output is correct
40 Correct 15 ms 300 KB Output is correct
41 Correct 18 ms 304 KB Output is correct

Subtask #3
74.56 / 75.0

# 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 0 ms 328 KB Output is correct
5 Correct 0 ms 208 KB Output is correct
6 Correct 0 ms 208 KB Output is correct
7 Correct 34 ms 300 KB Output is correct
8 Correct 24 ms 324 KB Output is correct
9 Correct 39 ms 276 KB Output is correct
10 Correct 38 ms 280 KB Output is correct
11 Correct 33 ms 208 KB Output is correct
12 Correct 42 ms 440 KB Output is correct
13 Correct 34 ms 288 KB Output is correct
14 Correct 36 ms 304 KB Output is correct
15 Correct 39 ms 296 KB Output is correct
16 Correct 45 ms 280 KB Output is correct
17 Correct 38 ms 280 KB Output is correct
18 Correct 54 ms 288 KB Output is correct
19 Partially correct 55 ms 300 KB Output is partially correct
20 Correct 22 ms 292 KB Output is correct
21 Correct 42 ms 288 KB Output is correct
22 Correct 45 ms 324 KB Output is correct
23 Correct 38 ms 296 KB Output is correct
24 Correct 30 ms 296 KB Output is correct
25 Correct 42 ms 296 KB Output is correct
26 Correct 24 ms 308 KB Output is correct
27 Partially correct 51 ms 308 KB Output is partially correct
28 Partially correct 46 ms 292 KB Output is partially correct
29 Partially correct 26 ms 320 KB Output is partially correct
30 Partially correct 41 ms 312 KB Output is partially correct
31 Correct 29 ms 312 KB Output is correct
32 Correct 42 ms 292 KB Output is correct
33 Correct 46 ms 280 KB Output is correct
34 Correct 49 ms 288 KB Output is correct
35 Partially correct 39 ms 304 KB Output is partially correct
36 Partially correct 35 ms 280 KB Output is partially correct
37 Correct 37 ms 296 KB Output is correct
38 Correct 52 ms 284 KB Output is correct
39 Partially correct 51 ms 292 KB Output is partially correct
40 Partially correct 64 ms 280 KB Output is partially correct
41 Partially correct 54 ms 208 KB Output is partially correct
42 Partially correct 53 ms 276 KB Output is partially correct
43 Correct 10 ms 208 KB Output is correct
44 Correct 27 ms 304 KB Output is correct
45 Correct 58 ms 300 KB Output is correct
46 Correct 29 ms 288 KB Output is correct
47 Correct 34 ms 296 KB Output is correct
48 Correct 30 ms 312 KB Output is correct