oj.uz

답안 #1025187

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1025187 2024-07-16T17:13:42 Z Wansur 드문 곤충 (IOI22_insects) C++17
47.5 / 100
 177 ms 1184 KB 
#include <bits/stdc++.h>
#define ent '\n'

void move_inside(int i);
void move_outside(int i);
int press_button();

using namespace std;
typedef long long ll;
const int maxn = 1e5 + 12;

bool used[maxn];
vector<int> d;
int n, m, c, cnt = 0;

bool check(int x){
    x -= cnt;
    vector<int> a, b;
    for(int i=0;i<n;i++){
        if(used[i]) continue;
        move_inside(i);
        if(press_button() > x){
            move_outside(i);
            b.push_back(i);
        }
        else a.push_back(i);
    }
    for(int x:a){
        move_outside(x);   
    }
    if(a.size() == x * m){
        return 1;
    }
    return 0;
}

int min_cardinality(int N){
    n = N;
    c = n;
    for(int i=0;i<n;i++){
        move_inside(i);
        if(press_button() != 1){
            move_outside(i);
        }
        else d.push_back(i);
    }
    for(int i:d){
        move_outside(i);
    }
    m = d.size();
    int ans = 0;
    for(int l = 1, r = n; l <= r;){
        int mid = l + r >> 1;
        if(check(mid)){
            ans = mid;
            l = mid + 1;
        }
        else r = mid - 1;
    }
    return ans;
}

Compilation message

insects.cpp: In function 'bool check(int)':
insects.cpp:31:17: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   31 |     if(a.size() == x * m){
      |        ~~~~~~~~~^~~~~~~~
insects.cpp: In function 'int min_cardinality(int)':
insects.cpp:53:21: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   53 |         int mid = l + r >> 1;
      |                   ~~^~~

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 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 8 ms 440 KB Output is correct
7 Correct 7 ms 344 KB Output is correct
8 Correct 7 ms 344 KB Output is correct
9 Correct 5 ms 344 KB Output is correct
10 Correct 7 ms 440 KB Output is correct
11 Correct 7 ms 344 KB Output is correct
12 Correct 9 ms 344 KB Output is correct
13 Correct 8 ms 344 KB Output is correct
14 Correct 8 ms 344 KB Output is correct
15 Correct 7 ms 344 KB Output is correct
16 Correct 7 ms 344 KB Output is correct
17 Correct 7 ms 344 KB Output is correct
18 Correct 8 ms 444 KB Output is correct
19 Correct 10 ms 600 KB Output is correct
20 Correct 12 ms 340 KB Output is correct
21 Correct 6 ms 344 KB Output is correct
22 Correct 11 ms 344 KB Output is correct

Subtask #2
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 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 8 ms 440 KB Output is correct
7 Correct 7 ms 344 KB Output is correct
8 Correct 7 ms 344 KB Output is correct
9 Correct 5 ms 344 KB Output is correct
10 Correct 7 ms 440 KB Output is correct
11 Correct 7 ms 344 KB Output is correct
12 Correct 9 ms 344 KB Output is correct
13 Correct 8 ms 344 KB Output is correct
14 Correct 8 ms 344 KB Output is correct
15 Correct 7 ms 344 KB Output is correct
16 Correct 7 ms 344 KB Output is correct
17 Correct 7 ms 344 KB Output is correct
18 Correct 8 ms 444 KB Output is correct
19 Correct 10 ms 600 KB Output is correct
20 Correct 12 ms 340 KB Output is correct
21 Correct 6 ms 344 KB Output is correct
22 Correct 11 ms 344 KB Output is correct
23 Correct 57 ms 344 KB Output is correct
24 Correct 74 ms 696 KB Output is correct
25 Correct 67 ms 344 KB Output is correct
26 Correct 90 ms 436 KB Output is correct
27 Correct 75 ms 448 KB Output is correct
28 Correct 65 ms 344 KB Output is correct
29 Correct 66 ms 428 KB Output is correct
30 Correct 55 ms 680 KB Output is correct
31 Correct 56 ms 344 KB Output is correct
32 Correct 78 ms 344 KB Output is correct
33 Correct 63 ms 344 KB Output is correct
34 Correct 69 ms 444 KB Output is correct
35 Correct 56 ms 344 KB Output is correct
36 Correct 65 ms 428 KB Output is correct
37 Correct 69 ms 676 KB Output is correct
38 Correct 68 ms 456 KB Output is correct
39 Correct 52 ms 600 KB Output is correct
40 Correct 64 ms 344 KB Output is correct
41 Correct 57 ms 344 KB Output is correct

Subtask #3
22.5 / 75.0

# 결과 실행 시간 메모리 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 1 ms 340 KB Output is correct
5 Partially correct 0 ms 344 KB Output is partially correct
6 Partially correct 0 ms 344 KB Output is partially correct
7 Partially correct 144 ms 684 KB Output is partially correct
8 Partially correct 173 ms 672 KB Output is partially correct
9 Partially correct 169 ms 1156 KB Output is partially correct
10 Partially correct 169 ms 660 KB Output is partially correct
11 Partially correct 166 ms 344 KB Output is partially correct
12 Partially correct 173 ms 696 KB Output is partially correct
13 Partially correct 171 ms 848 KB Output is partially correct
14 Partially correct 144 ms 688 KB Output is partially correct
15 Partially correct 153 ms 1164 KB Output is partially correct
16 Partially correct 143 ms 444 KB Output is partially correct
17 Partially correct 177 ms 676 KB Output is partially correct
18 Partially correct 153 ms 660 KB Output is partially correct
19 Partially correct 166 ms 932 KB Output is partially correct
20 Partially correct 136 ms 596 KB Output is partially correct
21 Partially correct 159 ms 1120 KB Output is partially correct
22 Partially correct 134 ms 932 KB Output is partially correct
23 Partially correct 173 ms 680 KB Output is partially correct
24 Partially correct 161 ms 680 KB Output is partially correct
25 Partially correct 169 ms 672 KB Output is partially correct
26 Partially correct 159 ms 700 KB Output is partially correct
27 Partially correct 149 ms 848 KB Output is partially correct
28 Partially correct 140 ms 432 KB Output is partially correct
29 Partially correct 161 ms 836 KB Output is partially correct
30 Partially correct 143 ms 904 KB Output is partially correct
31 Partially correct 148 ms 524 KB Output is partially correct
32 Partially correct 147 ms 676 KB Output is partially correct
33 Partially correct 167 ms 568 KB Output is partially correct
34 Partially correct 141 ms 676 KB Output is partially correct
35 Partially correct 161 ms 440 KB Output is partially correct
36 Partially correct 175 ms 432 KB Output is partially correct
37 Partially correct 153 ms 684 KB Output is partially correct
38 Partially correct 142 ms 444 KB Output is partially correct
39 Partially correct 145 ms 664 KB Output is partially correct
40 Partially correct 166 ms 620 KB Output is partially correct
41 Partially correct 146 ms 928 KB Output is partially correct
42 Partially correct 153 ms 780 KB Output is partially correct
43 Partially correct 31 ms 680 KB Output is partially correct
44 Partially correct 143 ms 432 KB Output is partially correct
45 Partially correct 125 ms 812 KB Output is partially correct
46 Partially correct 152 ms 1184 KB Output is partially correct
47 Partially correct 152 ms 916 KB Output is partially correct
48 Partially correct 143 ms 948 KB Output is partially correct