oj.uz

Submission #826833

# Submission time Handle Problem Language Result Execution time Memory
826833 2023-08-16T05:16:16 Z ttamx Rarest Insects (IOI22_insects) C++17
99.83 / 100
 56 ms 420 KB 
#include "insects.h"
#include<bits/stdc++.h>

using namespace std;

int min_cardinality(int n){
	vector<int> single;
	for(int i=0;i<n;i++){
		move_inside(i);
		if(press_button()>1){
			move_outside(i);
		}else{
			single.emplace_back(i);
		}
	}
	for(auto i:single)move_outside(i);
	int k=single.size();
	vector<int> cur(n);
	iota(cur.begin(),cur.end(),0);
	int l=1,r=n/k;
	int cnt=0;
	while(l<r){
		int m=(l+r+1)/2;
		vector<int> vl,vr;
		for(auto i:cur){
			if(vl.size()+cnt==k*m){
				vr.emplace_back(i);
				continue;
			}
			move_inside(i);
			if(press_button()>m){
				vr.emplace_back(i);
				move_outside(i);
			}else{
				vl.emplace_back(i);
			}
		}
		if(vl.size()+cnt==k*m){
			l=m;
			cnt+=vl.size();
			cur=vr;
		}else{
			r=m-1;
			for(auto i:vl)move_outside(i);
			cur=vl;
		}
	}
	return l;
}

Compilation message

insects.cpp: In function 'int min_cardinality(int)':
insects.cpp:26:20: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   26 |    if(vl.size()+cnt==k*m){
      |       ~~~~~~~~~~~~~^~~~~
insects.cpp:38:19: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   38 |   if(vl.size()+cnt==k*m){
      |      ~~~~~~~~~~~~~^~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 4 ms 296 KB Output is correct
7 Correct 2 ms 208 KB Output is correct
8 Correct 4 ms 296 KB Output is correct
9 Correct 5 ms 300 KB Output is correct
10 Correct 4 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 5 ms 304 KB Output is correct
14 Correct 5 ms 208 KB Output is correct
15 Correct 4 ms 300 KB Output is correct
16 Correct 5 ms 300 KB Output is correct
17 Correct 2 ms 208 KB Output is correct
18 Correct 5 ms 296 KB Output is correct
19 Correct 5 ms 208 KB Output is correct
20 Correct 5 ms 304 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 1 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 4 ms 296 KB Output is correct
7 Correct 2 ms 208 KB Output is correct
8 Correct 4 ms 296 KB Output is correct
9 Correct 5 ms 300 KB Output is correct
10 Correct 4 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 5 ms 304 KB Output is correct
14 Correct 5 ms 208 KB Output is correct
15 Correct 4 ms 300 KB Output is correct
16 Correct 5 ms 300 KB Output is correct
17 Correct 2 ms 208 KB Output is correct
18 Correct 5 ms 296 KB Output is correct
19 Correct 5 ms 208 KB Output is correct
20 Correct 5 ms 304 KB Output is correct
21 Correct 3 ms 208 KB Output is correct
22 Correct 2 ms 208 KB Output is correct
23 Correct 13 ms 296 KB Output is correct
24 Correct 7 ms 316 KB Output is correct
25 Correct 20 ms 300 KB Output is correct
26 Correct 10 ms 304 KB Output is correct
27 Correct 16 ms 300 KB Output is correct
28 Correct 7 ms 208 KB Output is correct
29 Correct 16 ms 304 KB Output is correct
30 Correct 11 ms 304 KB Output is correct
31 Correct 18 ms 280 KB Output is correct
32 Correct 13 ms 292 KB Output is correct
33 Correct 21 ms 288 KB Output is correct
34 Correct 14 ms 304 KB Output is correct
35 Correct 14 ms 208 KB Output is correct
36 Correct 17 ms 300 KB Output is correct
37 Correct 17 ms 304 KB Output is correct
38 Correct 23 ms 296 KB Output is correct
39 Correct 20 ms 312 KB Output is correct
40 Correct 16 ms 304 KB Output is correct
41 Correct 6 ms 304 KB Output is correct

Subtask #3
74.83 / 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 0 ms 208 KB Output is correct
7 Correct 21 ms 284 KB Output is correct
8 Correct 12 ms 296 KB Output is correct
9 Correct 30 ms 292 KB Output is correct
10 Correct 34 ms 292 KB Output is correct
11 Correct 36 ms 292 KB Output is correct
12 Correct 22 ms 420 KB Output is correct
13 Correct 30 ms 292 KB Output is correct
14 Correct 36 ms 300 KB Output is correct
15 Correct 28 ms 276 KB Output is correct
16 Correct 37 ms 276 KB Output is correct
17 Correct 35 ms 276 KB Output is correct
18 Correct 40 ms 288 KB Output is correct
19 Correct 31 ms 280 KB Output is correct
20 Correct 30 ms 292 KB Output is correct
21 Correct 36 ms 276 KB Output is correct
22 Partially correct 35 ms 304 KB Output is partially correct
23 Correct 38 ms 296 KB Output is correct
24 Correct 36 ms 300 KB Output is correct
25 Correct 24 ms 308 KB Output is correct
26 Correct 18 ms 296 KB Output is correct
27 Correct 27 ms 296 KB Output is correct
28 Correct 26 ms 284 KB Output is correct
29 Partially correct 46 ms 300 KB Output is partially correct
30 Partially correct 56 ms 296 KB Output is partially correct
31 Correct 41 ms 300 KB Output is correct
32 Correct 36 ms 300 KB Output is correct
33 Correct 42 ms 308 KB Output is correct
34 Correct 22 ms 292 KB Output is correct
35 Partially correct 34 ms 288 KB Output is partially correct
36 Correct 41 ms 300 KB Output is correct
37 Correct 38 ms 300 KB Output is correct
38 Correct 48 ms 300 KB Output is correct
39 Correct 41 ms 292 KB Output is correct
40 Correct 34 ms 280 KB Output is correct
41 Correct 37 ms 280 KB Output is correct
42 Partially correct 47 ms 300 KB Output is partially correct
43 Correct 11 ms 296 KB Output is correct
44 Correct 27 ms 304 KB Output is correct
45 Correct 15 ms 208 KB Output is correct
46 Correct 34 ms 304 KB Output is correct
47 Correct 40 ms 300 KB Output is correct
48 Correct 22 ms 292 KB Output is correct