oj.uz

답안 #627684

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
627684 2022-08-12T18:33:15 Z emuyumi 드문 곤충 (IOI22_insects) C++17
25 / 100
 2000 ms 428 KB 
#include <bits/stdc++.h>
#include "insects.h"

using namespace std;

int min_cardinality(int N){
    vector<int> out, in;
    int types = 0;
    for (int i = 0; i < N; ++i){
        move_inside(i);
        in.push_back(i);
        if (press_button() != 1){
            move_outside(i);
            in.pop_back();
            out.push_back(i);
        }
        else types++;
    }
    if (types == 1){
        return N;
    }

    for (int x : in){
        move_outside(x);
    }
    in.clear();

    int hi = (N - types) / types;
    int ans = 1;
    for (int b = __lg(hi); b >= 0; --b){
        vector<int> tmp = out;
        out.clear();
        for (int x : tmp){
            move_inside(x);
            in.push_back(x);
            if (press_button() > (1<<b)){
                move_outside(x);
                in.pop_back();
                out.push_back(x);
            }
        }
        if (in.size() == types * (1<<b)){
            ans += (1<<b);
            for (int x : in){
                move_outside(x);
            }
            in.clear();
        }
        else{
            int cnt = in.size();
            int need = types * (1<<b);
            hi = min(hi, cnt / types);
            b = min(b, __lg(hi)+1);
            out.clear();
            for (int x : in){
                move_outside(x);
            }
            swap(in, out);
        }
    }
    return ans;
}

Compilation message

insects.cpp: In function 'int min_cardinality(int)':
insects.cpp:42:23: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   42 |         if (in.size() == types * (1<<b)){
      |             ~~~~~~~~~~^~~~~~~~~~~~~~~~~
insects.cpp:51:17: warning: unused variable 'need' [-Wunused-variable]
   51 |             int need = types * (1<<b);
      |                 ^~~~

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 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 1 ms 208 KB Output is correct
5 Correct 1 ms 208 KB Output is correct
6 Correct 2 ms 300 KB Output is correct
7 Correct 2 ms 208 KB Output is correct
8 Correct 5 ms 208 KB Output is correct
9 Correct 6 ms 208 KB Output is correct
10 Correct 6 ms 208 KB Output is correct
11 Correct 4 ms 296 KB Output is correct
12 Correct 6 ms 208 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 7 ms 208 KB Output is correct
17 Correct 6 ms 208 KB Output is correct
18 Correct 6 ms 208 KB Output is correct
19 Correct 8 ms 208 KB Output is correct
20 Correct 6 ms 300 KB Output is correct
21 Correct 5 ms 208 KB Output is correct
22 Correct 4 ms 308 KB Output is correct

Subtask #2
15.0 / 15.0

# 결과 실행 시간 메모리 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 1 ms 208 KB Output is correct
5 Correct 1 ms 208 KB Output is correct
6 Correct 2 ms 300 KB Output is correct
7 Correct 2 ms 208 KB Output is correct
8 Correct 5 ms 208 KB Output is correct
9 Correct 6 ms 208 KB Output is correct
10 Correct 6 ms 208 KB Output is correct
11 Correct 4 ms 296 KB Output is correct
12 Correct 6 ms 208 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 7 ms 208 KB Output is correct
17 Correct 6 ms 208 KB Output is correct
18 Correct 6 ms 208 KB Output is correct
19 Correct 8 ms 208 KB Output is correct
20 Correct 6 ms 300 KB Output is correct
21 Correct 5 ms 208 KB Output is correct
22 Correct 4 ms 308 KB Output is correct
23 Correct 10 ms 304 KB Output is correct
24 Correct 8 ms 304 KB Output is correct
25 Correct 27 ms 208 KB Output is correct
26 Correct 16 ms 300 KB Output is correct
27 Correct 22 ms 304 KB Output is correct
28 Correct 15 ms 208 KB Output is correct
29 Correct 33 ms 208 KB Output is correct
30 Correct 21 ms 304 KB Output is correct
31 Correct 31 ms 208 KB Output is correct
32 Correct 26 ms 208 KB Output is correct
33 Correct 27 ms 304 KB Output is correct
34 Correct 24 ms 300 KB Output is correct
35 Correct 34 ms 292 KB Output is correct
36 Correct 15 ms 296 KB Output is correct
37 Correct 34 ms 304 KB Output is correct
38 Correct 27 ms 308 KB Output is correct
39 Correct 24 ms 300 KB Output is correct
40 Correct 17 ms 308 KB Output is correct
41 Correct 14 ms 208 KB Output is correct

Subtask #3
0 / 75.0

# 결과 실행 시간 메모리 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 284 KB Output is correct
5 Correct 1 ms 208 KB Output is correct
6 Correct 1 ms 208 KB Output is correct
7 Correct 16 ms 304 KB Output is correct
8 Correct 18 ms 296 KB Output is correct
9 Correct 22 ms 316 KB Output is correct
10 Partially correct 67 ms 308 KB Output is partially correct
11 Correct 57 ms 296 KB Output is correct
12 Correct 18 ms 208 KB Output is correct
13 Partially correct 41 ms 304 KB Output is partially correct
14 Partially correct 35 ms 416 KB Output is partially correct
15 Correct 47 ms 300 KB Output is correct
16 Correct 38 ms 304 KB Output is correct
17 Correct 46 ms 308 KB Output is correct
18 Correct 49 ms 208 KB Output is correct
19 Partially correct 63 ms 308 KB Output is partially correct
20 Correct 58 ms 304 KB Output is correct
21 Partially correct 50 ms 304 KB Output is partially correct
22 Partially correct 50 ms 312 KB Output is partially correct
23 Partially correct 64 ms 296 KB Output is partially correct
24 Correct 34 ms 296 KB Output is correct
25 Correct 24 ms 300 KB Output is correct
26 Correct 31 ms 304 KB Output is correct
27 Correct 53 ms 300 KB Output is correct
28 Correct 59 ms 308 KB Output is correct
29 Partially correct 63 ms 308 KB Output is partially correct
30 Partially correct 79 ms 312 KB Output is partially correct
31 Partially correct 68 ms 304 KB Output is partially correct
32 Partially correct 50 ms 304 KB Output is partially correct
33 Partially correct 38 ms 428 KB Output is partially correct
34 Partially correct 64 ms 324 KB Output is partially correct
35 Partially correct 65 ms 296 KB Output is partially correct
36 Partially correct 58 ms 320 KB Output is partially correct
37 Partially correct 47 ms 304 KB Output is partially correct
38 Partially correct 73 ms 312 KB Output is partially correct
39 Correct 67 ms 420 KB Output is correct
40 Correct 47 ms 328 KB Output is correct
41 Execution timed out 3090 ms 292 KB Time limit exceeded
42 Halted 0 ms 0 KB -