oj.uz

답안 #838266

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
838266 2023-08-26T12:22:17 Z Dremix10 드문 곤충 (IOI22_insects) C++17
25 / 100
 147 ms 572 KB 
#include "insects.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int,int> pi;
typedef pair<ll,ll> pl;
#define F first
#define S second
#define all(x) (x).begin(),(x).end()
const int N = 3e5+5;
const int MOD = 1e9+7;
const ll INF = 1e18+5;
#ifdef dremix
    #define p(x) cerr<<#x<<" = "<<x<<endl;
    #define pv(x) cerr<<#x<<" = {";for(auto v : x)cerr<<v<<", ";cerr<<"}"<<endl;
    #define p2(x,y) cerr<<#x<<","<<#y<<" = "<<x<<" ,"<<y<<endl;
#else
    #define p(x) {}
    #define pv(x) {}
    #define p2(x,y) {}
#endif



int min_cardinality(int n) {

    int i,ret = 1;
    vector<int> p1,p2,p3;


    /// do some optimization
    multiset<int> s;
        int curr = 0;
        //s.insert(0);
        //move_inside(0);
        bool in[n];
        //p2(1,0)
        int arr[n];
        int j;

    for(i=0;i<n;i++){
        move_inside(i);
        int x = press_button();
        if(x == 1){
            p1.push_back(i);
            s.insert(curr);
            curr++;
            in[i] = true;
            arr[i] = curr-1;
        }
        else{
            //assert(x == 2);
            p2.push_back(i);
            move_outside(i);
            in[i] = false;
        }
    }

    int uni = p1.size();

    int sq = sqrt(n);
    assert(uni < 35 || uni > 45 || n != 2000);
    if(uni >= 55){

        while(1){


            /// we have p1 with all the colors (uniquely)
            vector<int> neo;
            pv(p1)
            pv(p2)

            for(auto v : p2){
                move_inside(v);
                int x = press_button();
                if(x == ret + 1){
                    neo.push_back(v);
                }
                else{
                    //assert(x == ret + 2);
                    p3.push_back(v);
                    move_outside(v);
                }
            }

            p2 = neo;
            pv(p2)
            pv(p3)
            /// we have p2 with all colors that have +1 occurence
            //assert(p2.size() <= p1.size());
            if(p2.size() < p1.size())return ret;
            ret ++;

            /// in the machine atm there are all of the colours 2 times each

            p1 = p2;
            p2 = p3;
            p3.clear();
        }
    }
    else{
        /// we have small amount of unique colors
        pv(p2)
        random_shuffle(all(p2));
        pv(p2)
        for(auto i : p2){
            move_inside(i);
            in[i] = true;
            //p2(1,i)
            //int x = press_button();
             //   assert(x == 2);
                bool ok =false;
                p(i)
                for(j=0;j<n;j++){
                    if(!in[j] || j == i)continue;
                    move_outside(j);
                    in[j] = false;
                    p2(2,j)
                    int x = press_button();
                    if(x == 1){
                        arr[i] = arr[j];
                        s.insert(arr[i]);
                        ok = true;
                        break;
                    }
                    p2(1,j)
                    move_inside(j);
                    in[j] = true;
                }
                //assert(ok);
            
        }
        int ret = n;
        for(auto x : s){
            ret = min(ret,(int)s.count(x));
        }
        return ret; 

    }


}

Compilation message

insects.cpp: In function 'int min_cardinality(int)':
insects.cpp:112:22: warning: variable 'ok' set but not used [-Wunused-but-set-variable]
  112 |                 bool ok =false;
      |                      ^~
insects.cpp:61:9: warning: unused variable 'sq' [-Wunused-variable]
   61 |     int sq = sqrt(n);
      |         ^~

Subtask #1
10.0 / 10.0

# 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 1 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 3 ms 208 KB Output is correct
7 Correct 1 ms 208 KB Output is correct
8 Correct 9 ms 208 KB Output is correct
9 Correct 11 ms 208 KB Output is correct
10 Correct 6 ms 208 KB Output is correct
11 Correct 2 ms 208 KB Output is correct
12 Correct 5 ms 312 KB Output is correct
13 Correct 10 ms 208 KB Output is correct
14 Correct 5 ms 208 KB Output is correct
15 Correct 10 ms 260 KB Output is correct
16 Correct 5 ms 208 KB Output is correct
17 Correct 12 ms 208 KB Output is correct
18 Correct 9 ms 208 KB Output is correct
19 Correct 12 ms 208 KB Output is correct
20 Correct 18 ms 288 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

# 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 1 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 3 ms 208 KB Output is correct
7 Correct 1 ms 208 KB Output is correct
8 Correct 9 ms 208 KB Output is correct
9 Correct 11 ms 208 KB Output is correct
10 Correct 6 ms 208 KB Output is correct
11 Correct 2 ms 208 KB Output is correct
12 Correct 5 ms 312 KB Output is correct
13 Correct 10 ms 208 KB Output is correct
14 Correct 5 ms 208 KB Output is correct
15 Correct 10 ms 260 KB Output is correct
16 Correct 5 ms 208 KB Output is correct
17 Correct 12 ms 208 KB Output is correct
18 Correct 9 ms 208 KB Output is correct
19 Correct 12 ms 208 KB Output is correct
20 Correct 18 ms 288 KB Output is correct
21 Correct 3 ms 208 KB Output is correct
22 Correct 2 ms 208 KB Output is correct
23 Correct 21 ms 324 KB Output is correct
24 Correct 9 ms 336 KB Output is correct
25 Correct 141 ms 328 KB Output is correct
26 Correct 121 ms 428 KB Output is correct
27 Correct 21 ms 328 KB Output is correct
28 Correct 10 ms 208 KB Output is correct
29 Correct 24 ms 328 KB Output is correct
30 Correct 140 ms 324 KB Output is correct
31 Correct 38 ms 436 KB Output is correct
32 Correct 35 ms 308 KB Output is correct
33 Correct 57 ms 328 KB Output is correct
34 Correct 47 ms 572 KB Output is correct
35 Correct 57 ms 328 KB Output is correct
36 Correct 96 ms 328 KB Output is correct
37 Correct 147 ms 328 KB Output is correct
38 Correct 22 ms 312 KB Output is correct
39 Correct 15 ms 208 KB Output is correct
40 Correct 10 ms 208 KB Output is correct
41 Correct 10 ms 356 KB Output is correct

Subtask #3
0 / 75.0

# 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 0 ms 240 KB Output is correct
5 Correct 1 ms 208 KB Output is correct
6 Correct 0 ms 208 KB Output is correct
7 Correct 38 ms 328 KB Output is correct
8 Correct 16 ms 352 KB Output is correct
9 Runtime error 14 ms 432 KB Execution killed with signal 6
10 Halted 0 ms 0 KB -