oj.uz

Submission #837772

# Submission time Handle Problem Language Result Execution time Memory
837772 2023-08-25T16:42:36 Z beaconmc Rarest Insects (IOI22_insects) C++17
99.77 / 100
 53 ms 456 KB 
#include "insects.h"
#include <bits/stdc++.h>

typedef long long ll;
using namespace std;


#define FOR(i, x, y) for(ll i=x; i<y; i++)
#define FORNEG(i, x, y) for(ll i=x; i>y; i--)

#define fast() ios_base::sync_with_stdio(false);cin.tie(NULL)



int min_cardinality(int N) {
  vector<ll> ins;
  vector<ll> outs;
  FOR(i,0,N){
    move_inside(i);
    ll sus = press_button();
    if (sus>1){
      move_outside(i);
      outs.push_back(i);
    }else{
      ins.push_back(i);
    }
  }
  ll numsize = ins.size();

  ll lo = 1;
  ll hi = N/ins.size()+1;
  while (lo<hi){
    int mid = lo + (hi - lo + 1) / 2;
    vector<ll> nowin;
    vector<ll> nowout;

    while (outs.size()){
      ll sus = outs[outs.size()-1];
      outs.pop_back();
      move_inside(sus);
      ll count = press_button();

      if (count>mid){
        move_outside(sus);
        nowout.push_back(sus);
      }else{
        nowin.push_back(sus);
      }
    }

    if (ins.size() + nowin.size() == mid*numsize){
      for (auto&i : nowin){
        ins.push_back(i);
      }
      for (auto&i : nowout){
        outs.push_back(i);
      }
      lo = mid;

    }else{
      for (auto&i : nowin){
        move_outside(i);
        outs.push_back(i);
      }

      hi = mid-1;
    }

  }
  return lo;
}

Compilation message

insects.cpp: In function 'int min_cardinality(int)':
insects.cpp:51:35: warning: comparison of integer expressions of different signedness: 'std::vector<long long int>::size_type' {aka 'long unsigned int'} and 'll' {aka 'long long int'} [-Wsign-compare]
   51 |     if (ins.size() + nowin.size() == mid*numsize){
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~

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 1 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 1 ms 208 KB Output is correct
8 Correct 4 ms 208 KB Output is correct
9 Correct 3 ms 208 KB Output is correct
10 Correct 4 ms 304 KB Output is correct
11 Correct 4 ms 208 KB Output is correct
12 Correct 5 ms 304 KB Output is correct
13 Correct 5 ms 208 KB Output is correct
14 Correct 5 ms 208 KB Output is correct
15 Correct 5 ms 208 KB Output is correct
16 Correct 4 ms 208 KB Output is correct
17 Correct 4 ms 296 KB Output is correct
18 Correct 5 ms 304 KB Output is correct
19 Correct 6 ms 208 KB Output is correct
20 Correct 3 ms 208 KB Output is correct
21 Correct 3 ms 208 KB Output is correct
22 Correct 2 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 1 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 1 ms 208 KB Output is correct
8 Correct 4 ms 208 KB Output is correct
9 Correct 3 ms 208 KB Output is correct
10 Correct 4 ms 304 KB Output is correct
11 Correct 4 ms 208 KB Output is correct
12 Correct 5 ms 304 KB Output is correct
13 Correct 5 ms 208 KB Output is correct
14 Correct 5 ms 208 KB Output is correct
15 Correct 5 ms 208 KB Output is correct
16 Correct 4 ms 208 KB Output is correct
17 Correct 4 ms 296 KB Output is correct
18 Correct 5 ms 304 KB Output is correct
19 Correct 6 ms 208 KB Output is correct
20 Correct 3 ms 208 KB Output is correct
21 Correct 3 ms 208 KB Output is correct
22 Correct 2 ms 208 KB Output is correct
23 Correct 20 ms 304 KB Output is correct
24 Correct 7 ms 300 KB Output is correct
25 Correct 17 ms 312 KB Output is correct
26 Correct 27 ms 328 KB Output is correct
27 Correct 20 ms 296 KB Output is correct
28 Correct 12 ms 208 KB Output is correct
29 Correct 23 ms 208 KB Output is correct
30 Correct 19 ms 208 KB Output is correct
31 Correct 27 ms 308 KB Output is correct
32 Correct 26 ms 208 KB Output is correct
33 Correct 30 ms 300 KB Output is correct
34 Correct 20 ms 208 KB Output is correct
35 Correct 21 ms 324 KB Output is correct
36 Correct 22 ms 336 KB Output is correct
37 Correct 19 ms 316 KB Output is correct
38 Correct 21 ms 208 KB Output is correct
39 Correct 13 ms 208 KB Output is correct
40 Correct 6 ms 208 KB Output is correct
41 Correct 7 ms 208 KB Output is correct

Subtask #3
74.77 / 75.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 1 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 0 ms 208 KB Output is correct
6 Correct 0 ms 208 KB Output is correct
7 Correct 53 ms 344 KB Output is correct
8 Correct 17 ms 208 KB Output is correct
9 Correct 23 ms 420 KB Output is correct
10 Correct 41 ms 320 KB Output is correct
11 Correct 36 ms 320 KB Output is correct
12 Correct 22 ms 320 KB Output is correct
13 Correct 26 ms 320 KB Output is correct
14 Correct 44 ms 316 KB Output is correct
15 Correct 50 ms 436 KB Output is correct
16 Correct 46 ms 368 KB Output is correct
17 Correct 43 ms 348 KB Output is correct
18 Correct 50 ms 304 KB Output is correct
19 Correct 27 ms 436 KB Output is correct
20 Correct 53 ms 320 KB Output is correct
21 Correct 44 ms 444 KB Output is correct
22 Correct 25 ms 328 KB Output is correct
23 Correct 42 ms 316 KB Output is correct
24 Correct 31 ms 316 KB Output is correct
25 Correct 23 ms 300 KB Output is correct
26 Correct 14 ms 208 KB Output is correct
27 Correct 37 ms 316 KB Output is correct
28 Correct 45 ms 456 KB Output is correct
29 Correct 52 ms 328 KB Output is correct
30 Correct 37 ms 320 KB Output is correct
31 Partially correct 40 ms 312 KB Output is partially correct
32 Partially correct 52 ms 324 KB Output is partially correct
33 Correct 30 ms 324 KB Output is correct
34 Correct 42 ms 304 KB Output is correct
35 Correct 50 ms 340 KB Output is correct
36 Correct 31 ms 312 KB Output is correct
37 Correct 26 ms 336 KB Output is correct
38 Correct 43 ms 312 KB Output is correct
39 Correct 49 ms 344 KB Output is correct
40 Correct 39 ms 340 KB Output is correct
41 Correct 37 ms 344 KB Output is correct
42 Correct 39 ms 284 KB Output is correct
43 Correct 13 ms 208 KB Output is correct
44 Correct 37 ms 440 KB Output is correct
45 Correct 42 ms 308 KB Output is correct
46 Correct 20 ms 308 KB Output is correct
47 Correct 14 ms 304 KB Output is correct
48 Correct 15 ms 208 KB Output is correct