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Submission #1078198

# Submission time Handle Problem Language Result Execution time Memory
1078198 2024-08-27T13:54:56 Z UmairAhmadMirza Rarest Insects (IOI22_insects) C++17
99.95 / 100
 47 ms 1180 KB 
#include <bits/stdc++.h>
#include "insects.h"
using namespace std;

void move_inside(int i);
void move_outside(int i);
int press_button();
int min_cardinality(int N){
	int type=0;
	set<int> in,out;
	for(int i=0;i<N;i++){
		move_inside(i);
		in.insert(i);
		if(press_button()>1){
			move_outside(i);
			in.erase(i);
		}
		else
			type++;
	}
	for (int i = 0; i < N; ++i)
		out.insert(i);
	for(int i:in)
		out.erase(i);
	in.clear();
	int low=1,high=(N/type)+1;
	int bef=type;
	while(high-low>1){
		int mid=(high+low)/2;
		int cnt=0;
		for(int i:out){
			move_inside(i);
			in.insert(i);
			if(press_button()>mid){
				move_outside(i);
				in.erase(i);
			}
			else
				cnt++;
			if(cnt+bef==type*mid)
				break;
		}
		if(cnt+bef==type*mid){
			low=mid;
			if(high-low<=1)
				break;
			bef+=cnt;
			for(int i:in)
				out.erase(i);
			in.clear();
		}
		else{
			mid=min(((cnt+bef)/type)+1,mid);
			high=mid;
			if(high-low<=1)
				break;
			out.clear();
			for(int i:in){
				move_outside(i);
				out.insert(i);
			}
			in.clear();
		}
	}
	return low;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory 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 4 ms 600 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 3 ms 344 KB Output is correct
9 Correct 3 ms 344 KB Output is correct
10 Correct 2 ms 344 KB Output is correct
11 Correct 1 ms 436 KB Output is correct
12 Correct 3 ms 344 KB Output is correct
13 Correct 2 ms 344 KB Output is correct
14 Correct 3 ms 440 KB Output is correct
15 Correct 3 ms 344 KB Output is correct
16 Correct 3 ms 428 KB Output is correct
17 Correct 4 ms 344 KB Output is correct
18 Correct 5 ms 344 KB Output is correct
19 Correct 4 ms 440 KB Output is correct
20 Correct 3 ms 344 KB Output is correct
21 Correct 2 ms 344 KB Output is correct
22 Correct 2 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 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 4 ms 600 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 3 ms 344 KB Output is correct
9 Correct 3 ms 344 KB Output is correct
10 Correct 2 ms 344 KB Output is correct
11 Correct 1 ms 436 KB Output is correct
12 Correct 3 ms 344 KB Output is correct
13 Correct 2 ms 344 KB Output is correct
14 Correct 3 ms 440 KB Output is correct
15 Correct 3 ms 344 KB Output is correct
16 Correct 3 ms 428 KB Output is correct
17 Correct 4 ms 344 KB Output is correct
18 Correct 5 ms 344 KB Output is correct
19 Correct 4 ms 440 KB Output is correct
20 Correct 3 ms 344 KB Output is correct
21 Correct 2 ms 344 KB Output is correct
22 Correct 2 ms 344 KB Output is correct
23 Correct 15 ms 344 KB Output is correct
24 Correct 6 ms 344 KB Output is correct
25 Correct 11 ms 432 KB Output is correct
26 Correct 17 ms 600 KB Output is correct
27 Correct 14 ms 688 KB Output is correct
28 Correct 5 ms 344 KB Output is correct
29 Correct 11 ms 484 KB Output is correct
30 Correct 11 ms 344 KB Output is correct
31 Correct 10 ms 600 KB Output is correct
32 Correct 8 ms 344 KB Output is correct
33 Correct 17 ms 344 KB Output is correct
34 Correct 12 ms 344 KB Output is correct
35 Correct 9 ms 344 KB Output is correct
36 Correct 11 ms 484 KB Output is correct
37 Correct 14 ms 344 KB Output is correct
38 Correct 12 ms 344 KB Output is correct
39 Correct 10 ms 344 KB Output is correct
40 Correct 6 ms 344 KB Output is correct
41 Correct 10 ms 856 KB Output is correct

Subtask #3
74.95 / 75.0

# Verdict Execution time Memory 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 0 ms 344 KB Output is correct
7 Correct 20 ms 344 KB Output is correct
8 Correct 12 ms 856 KB Output is correct
9 Correct 27 ms 708 KB Output is correct
10 Correct 40 ms 1180 KB Output is correct
11 Correct 21 ms 668 KB Output is correct
12 Correct 22 ms 464 KB Output is correct
13 Correct 36 ms 408 KB Output is correct
14 Correct 20 ms 592 KB Output is correct
15 Correct 17 ms 344 KB Output is correct
16 Correct 16 ms 344 KB Output is correct
17 Correct 20 ms 684 KB Output is correct
18 Correct 23 ms 344 KB Output is correct
19 Correct 21 ms 344 KB Output is correct
20 Correct 38 ms 432 KB Output is correct
21 Correct 47 ms 416 KB Output is correct
22 Correct 29 ms 432 KB Output is correct
23 Correct 23 ms 344 KB Output is correct
24 Correct 35 ms 344 KB Output is correct
25 Correct 25 ms 600 KB Output is correct
26 Correct 8 ms 484 KB Output is correct
27 Correct 32 ms 440 KB Output is correct
28 Correct 13 ms 344 KB Output is correct
29 Correct 27 ms 592 KB Output is correct
30 Correct 25 ms 428 KB Output is correct
31 Correct 32 ms 440 KB Output is correct
32 Correct 41 ms 592 KB Output is correct
33 Correct 24 ms 600 KB Output is correct
34 Correct 31 ms 532 KB Output is correct
35 Partially correct 28 ms 344 KB Output is partially correct
36 Correct 23 ms 688 KB Output is correct
37 Correct 39 ms 764 KB Output is correct
38 Correct 32 ms 344 KB Output is correct
39 Correct 28 ms 592 KB Output is correct
40 Correct 26 ms 432 KB Output is correct
41 Correct 23 ms 592 KB Output is correct
42 Partially correct 24 ms 344 KB Output is partially correct
43 Correct 10 ms 344 KB Output is correct
44 Correct 16 ms 428 KB Output is correct
45 Correct 14 ms 344 KB Output is correct
46 Correct 13 ms 344 KB Output is correct
47 Correct 15 ms 600 KB Output is correct
48 Correct 13 ms 600 KB Output is correct