oj.uz

Submission #1070727

# Submission time Handle Problem Language Result Execution time Memory
1070727 2024-08-22T17:20:53 Z Mihailo Rarest Insects (IOI22_insects) C++17
57.16 / 100
 140 ms 848 KB 
#include <bits/stdc++.h>
#define mp make_pair
#define pb push_back
#define pll pair<long long, long long>
#define MOD 1000002022ll
#define xx first
#define yy second
using namespace std;
typedef long long ll;

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

vector<int> rep;
set<int> setrep;
int tip[10000], bp[10000];

int min_cardinality(int N) {
    for(int i=0; i<N; i++) {
        move_inside(i);
        if(press_button()>1) move_outside(i);
        else {
            rep.pb(i);
            setrep.insert(i);
        }
    }
    if(rep.size()>N/2) return 1;
    if(rep.size()>N/8) {
        ll rez=1, cnt=rep.size();
        while(true) {
            for(int i=0; i<rep.size(); i++) move_outside(rep[i]);
            rep.clear();
            for(int i=0; i<N; i++) {
                if(!setrep.count(i)) {
                    move_inside(i);
                    if(press_button()>1) move_outside(i);
                    else {
                        rep.pb(i);
                        setrep.insert(i);
                    }
                }
            }
            if(rep.size()<cnt) return rez;
            rez++;
        }
    }
    for(int i=0; i<rep.size(); i++) tip[rep[i]]=i;
    for(int i=0; i<rep.size(); i++) {
        if(i%2==0) move_outside(rep[i]);
    }
    for(int i=0; i<N; i++) {
        if(!setrep.count(i)) {
            move_inside(i);
            if(press_button()==2) tip[i]+=1;
            move_outside(i);
        }
    }
    for(int b=1; b<8; b++) {
        for(int i=0; i<rep.size(); i++) {
            if((i&(1<<(b-1)))&&(!(i&(1<<(b))))) move_outside(rep[i]);
            if((!(i&(1<<(b-1))))&&(i&(1<<(b)))) move_inside(rep[i]);
        }
        for(int i=0; i<N; i++) {
            if(!setrep.count(i)) {
                move_inside(i);
                if(press_button()==2) tip[i]+=(1<<b);
                move_outside(i);
            }
        }
    }
    for(int i=0; i<N; i++) bp[tip[i]]++;
    for(int i=0; i<N; i++) if(tip[i]>=rep.size()) while(true);
    ll rez=MOD;
    for(int i=0; i<rep.size(); i++) rez=min(rez, (ll)bp[i]);
    return rez;
}

Compilation message

insects.cpp: In function 'int min_cardinality(int)':
insects.cpp:28:18: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   28 |     if(rep.size()>N/2) return 1;
      |        ~~~~~~~~~~^~~~
insects.cpp:29:18: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   29 |     if(rep.size()>N/8) {
      |        ~~~~~~~~~~^~~~
insects.cpp:32:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   32 |             for(int i=0; i<rep.size(); i++) move_outside(rep[i]);
      |                          ~^~~~~~~~~~~
insects.cpp:44:26: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'll' {aka 'long long int'} [-Wsign-compare]
   44 |             if(rep.size()<cnt) return rez;
      |                ~~~~~~~~~~^~~~
insects.cpp:48:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   48 |     for(int i=0; i<rep.size(); i++) tip[rep[i]]=i;
      |                  ~^~~~~~~~~~~
insects.cpp:49:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   49 |     for(int i=0; i<rep.size(); i++) {
      |                  ~^~~~~~~~~~~
insects.cpp:60:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   60 |         for(int i=0; i<rep.size(); i++) {
      |                      ~^~~~~~~~~~~
insects.cpp:73:37: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   73 |     for(int i=0; i<N; i++) if(tip[i]>=rep.size()) while(true);
      |                               ~~~~~~^~~~~~~~~~~~
insects.cpp:75:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   75 |     for(int i=0; i<rep.size(); i++) rez=min(rez, (ll)bp[i]);
      |                  ~^~~~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory 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 344 KB Output is correct
7 Correct 2 ms 344 KB Output is correct
8 Correct 9 ms 344 KB Output is correct
9 Correct 14 ms 344 KB Output is correct
10 Correct 6 ms 344 KB Output is correct
11 Correct 2 ms 344 KB Output is correct
12 Correct 8 ms 344 KB Output is correct
13 Correct 9 ms 344 KB Output is correct
14 Correct 11 ms 344 KB Output is correct
15 Correct 11 ms 344 KB Output is correct
16 Correct 8 ms 344 KB Output is correct
17 Correct 8 ms 344 KB Output is correct
18 Correct 7 ms 344 KB Output is correct
19 Correct 11 ms 444 KB Output is correct
20 Correct 3 ms 344 KB Output is correct
21 Correct 3 ms 448 KB Output is correct
22 Correct 1 ms 344 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory 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 344 KB Output is correct
7 Correct 2 ms 344 KB Output is correct
8 Correct 9 ms 344 KB Output is correct
9 Correct 14 ms 344 KB Output is correct
10 Correct 6 ms 344 KB Output is correct
11 Correct 2 ms 344 KB Output is correct
12 Correct 8 ms 344 KB Output is correct
13 Correct 9 ms 344 KB Output is correct
14 Correct 11 ms 344 KB Output is correct
15 Correct 11 ms 344 KB Output is correct
16 Correct 8 ms 344 KB Output is correct
17 Correct 8 ms 344 KB Output is correct
18 Correct 7 ms 344 KB Output is correct
19 Correct 11 ms 444 KB Output is correct
20 Correct 3 ms 344 KB Output is correct
21 Correct 3 ms 448 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 70 ms 448 KB Output is correct
24 Correct 7 ms 600 KB Output is correct
25 Correct 48 ms 444 KB Output is correct
26 Correct 63 ms 344 KB Output is correct
27 Correct 44 ms 344 KB Output is correct
28 Correct 5 ms 344 KB Output is correct
29 Correct 53 ms 344 KB Output is correct
30 Correct 65 ms 444 KB Output is correct
31 Correct 57 ms 440 KB Output is correct
32 Correct 55 ms 344 KB Output is correct
33 Correct 50 ms 344 KB Output is correct
34 Correct 43 ms 600 KB Output is correct
35 Correct 52 ms 344 KB Output is correct
36 Correct 59 ms 600 KB Output is correct
37 Correct 61 ms 600 KB Output is correct
38 Correct 51 ms 444 KB Output is correct
39 Correct 7 ms 600 KB Output is correct
40 Correct 12 ms 600 KB Output is correct
41 Correct 5 ms 344 KB Output is correct

Subtask #3
32.16 / 75.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 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 Partially correct 107 ms 436 KB Output is partially correct
8 Correct 9 ms 344 KB Output is correct
9 Partially correct 117 ms 344 KB Output is partially correct
10 Partially correct 126 ms 592 KB Output is partially correct
11 Partially correct 101 ms 592 KB Output is partially correct
12 Correct 13 ms 600 KB Output is correct
13 Partially correct 130 ms 432 KB Output is partially correct
14 Partially correct 116 ms 344 KB Output is partially correct
15 Partially correct 123 ms 424 KB Output is partially correct
16 Partially correct 130 ms 428 KB Output is partially correct
17 Partially correct 115 ms 432 KB Output is partially correct
18 Partially correct 105 ms 596 KB Output is partially correct
19 Partially correct 108 ms 436 KB Output is partially correct
20 Partially correct 132 ms 676 KB Output is partially correct
21 Partially correct 97 ms 344 KB Output is partially correct
22 Partially correct 96 ms 600 KB Output is partially correct
23 Partially correct 111 ms 344 KB Output is partially correct
24 Correct 11 ms 344 KB Output is correct
25 Correct 11 ms 600 KB Output is correct
26 Correct 11 ms 344 KB Output is correct
27 Partially correct 140 ms 680 KB Output is partially correct
28 Partially correct 118 ms 676 KB Output is partially correct
29 Partially correct 113 ms 684 KB Output is partially correct
30 Partially correct 93 ms 344 KB Output is partially correct
31 Partially correct 107 ms 692 KB Output is partially correct
32 Partially correct 100 ms 432 KB Output is partially correct
33 Partially correct 110 ms 848 KB Output is partially correct
34 Partially correct 113 ms 448 KB Output is partially correct
35 Partially correct 101 ms 448 KB Output is partially correct
36 Partially correct 118 ms 424 KB Output is partially correct
37 Partially correct 96 ms 592 KB Output is partially correct
38 Partially correct 109 ms 696 KB Output is partially correct
39 Partially correct 98 ms 448 KB Output is partially correct
40 Partially correct 123 ms 444 KB Output is partially correct
41 Partially correct 108 ms 600 KB Output is partially correct
42 Partially correct 111 ms 444 KB Output is partially correct
43 Partially correct 38 ms 440 KB Output is partially correct
44 Partially correct 109 ms 344 KB Output is partially correct
45 Partially correct 96 ms 440 KB Output is partially correct
46 Correct 21 ms 704 KB Output is correct
47 Correct 13 ms 344 KB Output is correct
48 Correct 19 ms 472 KB Output is correct