oj.uz

Submission #837770

# Submission time Handle Problem Language Result Execution time Memory
837770 2023-08-25T16:23:24 Z kshitij_sodani Rarest Insects (IOI22_insects) C++17
99.95 / 100
 47 ms 548 KB 
#include <bits/stdc++.h>
using namespace std;
typedef long long llo;
#define a first
#define b second
#define pb push_back
typedef long long llo;
#define endl '\n'

#include "insects.h"
#define in move_inside
#define out move_outside
#define query press_button

int d;
int query(int l,int r,vector<int> aa,vector<int> bb){
    //cout<<l<<":"<<r<<endl;

    if(l==r){
        return l;
    }

    int mid=(l+r+1)/2;
    if(r-l+1>=3){
        mid=(l+r)/2;
    }
    
    vector<int> cc;
    vector<int> dd;
    int le=bb.size();
    int ind2=-1;
    for(auto j:bb){
        if(aa.size()+cc.size()==mid*d){
            dd.pb(j);
            continue;
        }
        ind2++;
        if(aa.size()+cc.size()+le<mid*d){
            for(auto jj:cc){
                out(jj);
            }
            for(int jj=ind2;jj<bb.size();jj++){
                cc.pb(bb[jj]);
            }
            return query(l,mid-1,aa,cc);
        }
        le--;
        in(j);
        cc.pb(j);
        if(query()>mid){
            out(j);
            cc.pop_back();
            dd.pb(j);
        }
    }

    if(aa.size()+cc.size()!=mid*d){
        for(auto j:cc){
            out(j);
        }
        int mi=mid-1;
        int x=aa.size()+cc.size();
        if((x/d)<mi){
            mi=(x/d);
        }
        return query(l,mi,aa,cc);
    }
    for(auto j:cc){
        aa.pb(j);
    }
    return query(mid,r,aa,dd);
}
int min_cardinality(int n) {
    vector<int> ss;
    vector<int> tt;
    for(int i=0;i<n;i++){
        in(i);
        ss.pb(i);
        if(query()==2){
            out(i);
            tt.pb(i);
            ss.pop_back();
        }
    }
    d=ss.size();
    if(ss.size()==n){
        return 1;
    }
    if(ss.size()==1){
        return n;
    }

    int x=query(1,n/(ss.size()),ss,tt);



return x;
}

Compilation message

insects.cpp: In function 'int press_button(int, int, std::vector<int>, std::vector<int>)':
insects.cpp:33:31: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   33 |         if(aa.size()+cc.size()==mid*d){
      |            ~~~~~~~~~~~~~~~~~~~^~~~~~~
insects.cpp:38:34: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   38 |         if(aa.size()+cc.size()+le<mid*d){
      |            ~~~~~~~~~~~~~~~~~~~~~~^~~~~~
insects.cpp:42:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   42 |             for(int jj=ind2;jj<bb.size();jj++){
      |                             ~~^~~~~~~~~~
insects.cpp:57:27: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   57 |     if(aa.size()+cc.size()!=mid*d){
      |        ~~~~~~~~~~~~~~~~~~~^~~~~~~
insects.cpp: In function 'int min_cardinality(int)':
insects.cpp:86:17: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   86 |     if(ss.size()==n){
      |        ~~~~~~~~~^~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory 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 208 KB Output is correct
5 Correct 1 ms 208 KB Output is correct
6 Correct 2 ms 360 KB Output is correct
7 Correct 2 ms 208 KB Output is correct
8 Correct 4 ms 308 KB Output is correct
9 Correct 5 ms 300 KB Output is correct
10 Correct 3 ms 208 KB Output is correct
11 Correct 2 ms 208 KB Output is correct
12 Correct 5 ms 208 KB Output is correct
13 Correct 4 ms 208 KB Output is correct
14 Correct 4 ms 300 KB Output is correct
15 Correct 4 ms 300 KB Output is correct
16 Correct 4 ms 208 KB Output is correct
17 Correct 4 ms 304 KB Output is correct
18 Correct 4 ms 208 KB Output is correct
19 Correct 5 ms 304 KB Output is correct
20 Correct 3 ms 300 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

# Verdict Execution time Memory 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 208 KB Output is correct
5 Correct 1 ms 208 KB Output is correct
6 Correct 2 ms 360 KB Output is correct
7 Correct 2 ms 208 KB Output is correct
8 Correct 4 ms 308 KB Output is correct
9 Correct 5 ms 300 KB Output is correct
10 Correct 3 ms 208 KB Output is correct
11 Correct 2 ms 208 KB Output is correct
12 Correct 5 ms 208 KB Output is correct
13 Correct 4 ms 208 KB Output is correct
14 Correct 4 ms 300 KB Output is correct
15 Correct 4 ms 300 KB Output is correct
16 Correct 4 ms 208 KB Output is correct
17 Correct 4 ms 304 KB Output is correct
18 Correct 4 ms 208 KB Output is correct
19 Correct 5 ms 304 KB Output is correct
20 Correct 3 ms 300 KB Output is correct
21 Correct 3 ms 208 KB Output is correct
22 Correct 2 ms 208 KB Output is correct
23 Correct 8 ms 308 KB Output is correct
24 Correct 6 ms 304 KB Output is correct
25 Correct 17 ms 304 KB Output is correct
26 Correct 19 ms 304 KB Output is correct
27 Correct 18 ms 304 KB Output is correct
28 Correct 9 ms 208 KB Output is correct
29 Correct 22 ms 304 KB Output is correct
30 Correct 15 ms 308 KB Output is correct
31 Correct 18 ms 300 KB Output is correct
32 Correct 16 ms 308 KB Output is correct
33 Correct 9 ms 312 KB Output is correct
34 Correct 15 ms 312 KB Output is correct
35 Correct 10 ms 336 KB Output is correct
36 Correct 10 ms 336 KB Output is correct
37 Correct 13 ms 300 KB Output is correct
38 Correct 18 ms 308 KB Output is correct
39 Correct 13 ms 208 KB Output is correct
40 Correct 9 ms 208 KB Output is correct
41 Correct 8 ms 308 KB Output is correct

Subtask #3
74.95 / 75.0

# Verdict Execution time Memory 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 208 KB Output is correct
5 Correct 0 ms 208 KB Output is correct
6 Correct 1 ms 208 KB Output is correct
7 Correct 11 ms 308 KB Output is correct
8 Correct 11 ms 308 KB Output is correct
9 Correct 28 ms 436 KB Output is correct
10 Correct 35 ms 328 KB Output is correct
11 Correct 34 ms 304 KB Output is correct
12 Correct 12 ms 304 KB Output is correct
13 Correct 25 ms 416 KB Output is correct
14 Correct 35 ms 320 KB Output is correct
15 Correct 30 ms 328 KB Output is correct
16 Correct 39 ms 304 KB Output is correct
17 Correct 41 ms 304 KB Output is correct
18 Correct 43 ms 300 KB Output is correct
19 Correct 30 ms 304 KB Output is correct
20 Correct 31 ms 332 KB Output is correct
21 Correct 37 ms 300 KB Output is correct
22 Correct 38 ms 332 KB Output is correct
23 Correct 25 ms 328 KB Output is correct
24 Correct 18 ms 308 KB Output is correct
25 Correct 24 ms 308 KB Output is correct
26 Correct 15 ms 284 KB Output is correct
27 Correct 43 ms 360 KB Output is correct
28 Correct 27 ms 304 KB Output is correct
29 Correct 23 ms 548 KB Output is correct
30 Correct 44 ms 420 KB Output is correct
31 Correct 33 ms 320 KB Output is correct
32 Correct 41 ms 324 KB Output is correct
33 Correct 38 ms 320 KB Output is correct
34 Correct 47 ms 304 KB Output is correct
35 Partially correct 41 ms 416 KB Output is partially correct
36 Correct 42 ms 304 KB Output is correct
37 Correct 47 ms 300 KB Output is correct
38 Correct 38 ms 444 KB Output is correct
39 Correct 41 ms 344 KB Output is correct
40 Correct 23 ms 300 KB Output is correct
41 Correct 32 ms 300 KB Output is correct
42 Partially correct 33 ms 328 KB Output is partially correct
43 Correct 8 ms 316 KB Output is correct
44 Correct 32 ms 424 KB Output is correct
45 Correct 36 ms 452 KB Output is correct
46 Correct 13 ms 308 KB Output is correct
47 Correct 16 ms 304 KB Output is correct
48 Correct 12 ms 308 KB Output is correct