oj.uz

답안 #859438

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
859438 2023-10-10T07:20:30 Z kim 드문 곤충 (IOI22_insects) C++17
99.95 / 100
 33 ms 1972 KB 
#include "insects.h"
#include<bits/stdc++.h>
 
using namespace std;
 
#define in move_inside
#define press press_button
#define out move_outside
 
set<int> mp,mp2,mp3;
int n,p;
 
bool check(int k1){
    stack<int> st;
    for(int i=0;i<n;++i){
        if(mp.size()==p*k1) break;
        if(mp.count(i)) continue;
        if(mp3.count(i)) continue;
        in(i);
        if(press()>k1) out(i);
        else mp.insert(i),st.push(i);
    }
    if(mp.size()==p*k1){
        for(auto &e:mp) if(mp2.count(e)) mp2.erase(e);
        return 1;
    }
    stack<int> st2;
    for(auto &e:mp2){
        if(!mp.count(e)) st2.push(e);
    }
    while(!st2.empty()){
        mp2.erase(st2.top());
        mp3.insert(st2.top());
        st2.pop();
    }
    while(st.size()){
        mp.erase(st.top());
        out(st.top());
        st.pop();
    }
    return 0;
}
 
int min_cardinality(int N){
    n=N;
    for(int i=0;i<n;++i){
        in(i);
        if(press()>1) out(i),mp2.insert(i);
        else mp.insert(i);
    }
    p=mp.size();
 
    int l=1,r=(n+1)/p;
    while(l<r){
        int mid=l+(r-l+1>>1);
        if(check(mid)) l=mid;
        else r=mid-1;
    }
    return l;
}

Compilation message

insects.cpp: In function 'bool check(int)':
insects.cpp:16:21: warning: comparison of integer expressions of different signedness: 'std::set<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   16 |         if(mp.size()==p*k1) break;
      |            ~~~~~~~~~^~~~~~
insects.cpp:23:17: warning: comparison of integer expressions of different signedness: 'std::set<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   23 |     if(mp.size()==p*k1){
      |        ~~~~~~~~~^~~~~~
insects.cpp: In function 'int min_cardinality(int)':
insects.cpp:55:23: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   55 |         int mid=l+(r-l+1>>1);
      |                    ~~~^~

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 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 2 ms 344 KB Output is correct
7 Correct 1 ms 600 KB Output is correct
8 Correct 2 ms 344 KB Output is correct
9 Correct 2 ms 600 KB Output is correct
10 Correct 2 ms 600 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 600 KB Output is correct
14 Correct 2 ms 600 KB Output is correct
15 Correct 2 ms 600 KB Output is correct
16 Correct 2 ms 344 KB Output is correct
17 Correct 2 ms 436 KB Output is correct
18 Correct 3 ms 600 KB Output is correct
19 Correct 2 ms 448 KB Output is correct
20 Correct 2 ms 600 KB Output is correct
21 Correct 2 ms 600 KB Output is correct
22 Correct 1 ms 432 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 1 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 2 ms 344 KB Output is correct
7 Correct 1 ms 600 KB Output is correct
8 Correct 2 ms 344 KB Output is correct
9 Correct 2 ms 600 KB Output is correct
10 Correct 2 ms 600 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 600 KB Output is correct
14 Correct 2 ms 600 KB Output is correct
15 Correct 2 ms 600 KB Output is correct
16 Correct 2 ms 344 KB Output is correct
17 Correct 2 ms 436 KB Output is correct
18 Correct 3 ms 600 KB Output is correct
19 Correct 2 ms 448 KB Output is correct
20 Correct 2 ms 600 KB Output is correct
21 Correct 2 ms 600 KB Output is correct
22 Correct 1 ms 432 KB Output is correct
23 Correct 9 ms 1224 KB Output is correct
24 Correct 4 ms 860 KB Output is correct
25 Correct 10 ms 972 KB Output is correct
26 Correct 12 ms 1148 KB Output is correct
27 Correct 13 ms 968 KB Output is correct
28 Correct 5 ms 1380 KB Output is correct
29 Correct 17 ms 1112 KB Output is correct
30 Correct 15 ms 1128 KB Output is correct
31 Correct 14 ms 600 KB Output is correct
32 Correct 18 ms 652 KB Output is correct
33 Correct 12 ms 964 KB Output is correct
34 Correct 10 ms 948 KB Output is correct
35 Correct 14 ms 956 KB Output is correct
36 Correct 12 ms 1368 KB Output is correct
37 Correct 16 ms 876 KB Output is correct
38 Correct 13 ms 1128 KB Output is correct
39 Correct 10 ms 856 KB Output is correct
40 Correct 7 ms 856 KB Output is correct
41 Correct 5 ms 952 KB Output is correct

Subtask #3
74.95 / 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 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 19 ms 948 KB Output is correct
8 Correct 9 ms 1120 KB Output is correct
9 Correct 25 ms 1136 KB Output is correct
10 Correct 27 ms 1772 KB Output is correct
11 Correct 28 ms 996 KB Output is correct
12 Correct 18 ms 860 KB Output is correct
13 Correct 25 ms 1136 KB Output is correct
14 Correct 30 ms 1284 KB Output is correct
15 Correct 27 ms 728 KB Output is correct
16 Correct 24 ms 880 KB Output is correct
17 Correct 21 ms 616 KB Output is correct
18 Correct 28 ms 1208 KB Output is correct
19 Correct 28 ms 1528 KB Output is correct
20 Correct 24 ms 1280 KB Output is correct
21 Correct 30 ms 1396 KB Output is correct
22 Correct 28 ms 968 KB Output is correct
23 Correct 25 ms 732 KB Output is correct
24 Correct 22 ms 936 KB Output is correct
25 Correct 17 ms 1000 KB Output is correct
26 Correct 10 ms 1472 KB Output is correct
27 Correct 28 ms 1696 KB Output is correct
28 Correct 19 ms 1244 KB Output is correct
29 Correct 31 ms 1508 KB Output is correct
30 Correct 33 ms 956 KB Output is correct
31 Correct 30 ms 696 KB Output is correct
32 Correct 26 ms 1616 KB Output is correct
33 Correct 26 ms 1224 KB Output is correct
34 Correct 29 ms 1312 KB Output is correct
35 Partially correct 29 ms 712 KB Output is partially correct
36 Correct 23 ms 1272 KB Output is correct
37 Correct 29 ms 924 KB Output is correct
38 Correct 30 ms 1972 KB Output is correct
39 Correct 25 ms 1268 KB Output is correct
40 Correct 21 ms 1244 KB Output is correct
41 Correct 26 ms 872 KB Output is correct
42 Partially correct 31 ms 1464 KB Output is partially correct
43 Correct 7 ms 856 KB Output is correct
44 Correct 24 ms 1380 KB Output is correct
45 Correct 27 ms 984 KB Output is correct
46 Correct 14 ms 1132 KB Output is correct
47 Correct 16 ms 1372 KB Output is correct
48 Correct 14 ms 692 KB Output is correct